baber/WOPTO huggingface dataset:
Patent JP-2002277732-A (JP)
Title: Diffraction type optical pickup lens and optical pickup device using the same
Inventor: YAGI KANEYOSHI
IPC: G11B7/1275
Filed: 2001-03-14
Abstract: PROBLEM TO BE SOLVED: To determine the grating pitch of a diffraction grating so that processing is easy even at a lens peripheral part distant from an optical axis by making the shape of a converging lens bear refracting power, using an aspheric shape for excellently converging luminous flux of wavelength λ1 for recording and reproducing a 1st optical recording medium, and using a zone plate for excellently converging luminous flux of wavelength λ2 for recording and reproducing a 2nd optical recording medium. SOLUTION: The laser 2 of 650 nm (λ1 ) in wavelength is excellently converged on a recording surface 36A of a DVD 36 by the convex shape of a lens 8 and aspheric surfaces formed on both the surfaces of the lens. The laser light 2 of 780 nm (λ2 ) in wavelength is also converged on a recording surface 26A of a CD-R 26 by a lens 8 having an spherical surface while having aberrations corrected by the zone plate 12 with wavelength selectivity formed on the light-source side surface of the lens 8.
Patent JP-2002280834-A (JP)
Title: Oscillation circuit and electronic clock employing the same
Inventor: NAGATA YOICHI
IPC: G04G99/00
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide an oscillation circuit the oscillation start characteristic of which is enhanced at low voltages. SOLUTION: The oscillation circuit 50 configuring a closed loop with an amplifier section 20, a resonance section 10 and an attenuation section 30 is provided with an auxiliary amplifier section 40 that amplifies an input signal to the amplifier section 20 at an amplification factor higher than that of the amplifier section 20, and directly outputs the output signal of the auxiliary amplifier section 40 to the resonance section 10.
Patent JP-2002196989-A (JP)
Title: Data duplex method and device for storage system
Inventor: SUZUKI TORU
IPC: G06F3/06
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To asynchronously and consistently copy data from a plurality of original-side control devices to a plurality of duplicate-side control devices. SOLUTION: All of the duplicate-side control devices are connected together into a loop, the respective duplicate-side control devices determine guarantee time by circulating on the looped communication passage in a time applied to data received from the original-side control devices, and circulates on the looped communication passage in the determined guarantee time.
Patent JP-2002275314-A (JP)
Title: Cycloolefin polymer composition and its molded item
Inventor: NISHIJIMA SHIGETOSHI
IPC: G11B7/2533
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To solve the problem with the occurrence of defects, cracks, or corrosion in a cycloolefin polymer composition at high temperature and humidity. SOLUTION: Defects can be decreased by removing a specific element component from a cycloolefin polymer composition or its molded article.
Patent JP-2002281348-A (JP)
Title: Image processor, image processing method and recording medium
Inventor: IZUME RIEKO
IPC: H04N5/208
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To adjust emphasis of an edge in accordance with the density without performing a density judgment processing in an image processor. SOLUTION: An image signal outputted from a CCD 14 is inputted in an edge emphasis adjusting part 36. A scene judging part 44 judges the scene of an image to be processed based on a selecting operation, etc., of a photographic mode. A gradation characteristic control part 43 selects and controls the gradation characteristics to be used in a gradation converting part 40 for edge emphasis based on a judgment result of the scene. A plurality of gradation characteristics for edge emphasis are prepared and they have different density ranges in which γ values are varied. After a gradation conversion processing for edge emphasis, an edge emphasis processing is performed in an edge emphasizing part 41 and gradation conversion according to monitor characteristics is further performed in a gradation converting part 42 for compensation.
Patent JP-2002285864-A (JP)
Title: Exhaust pipe opening/closing valve device
Inventor: KANEKO MASAHIRO
IPC: F15B15/10
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To easily manufacture a bracket 8 with sufficient rigidity and strength for mounting an actuator 20 to an opening/closing valve 1a in an exhaust pipe opening/closing valve device 1 at a low cost. SOLUTION: The bracket 8 for mounting the actuator 20 to the opening/ closing valve 1a is provided with a bottom wall 15 mounted to a valve housing 2 of the opening/closing valve 1a, a side wall 16 bent from the bottom wall 15 at a right angle for mounting the actuator, and first and second side face parts 17 and 18 bent from the bottom wall 15 at a right angle to be formed on both sides of the side wall 16 adjacently to it. In the first and second side face parts 17 and 18, claw-shaped parts 17a and 18a bent so as to be brought into contact with the outside face of the side wall 16 are arranged. In the side wall 16, claw-shaped parts 16c and 16d bent so as to be brought into contact with the outside faces of the first and second side face parts 17 and 18 individually are arranged.
Patent JP-2002289036-A (JP)
Title: Led foot light
Inventor: UEDA YOSHIO
IPC: F21Y101/02
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an almost flat-faced LED foot light. SOLUTION: This is the LED foot light to be fitted at the lower side of a wall 1 and to irradiate a floor surface 2, uses the chip-type LED as LED 3, is fitted to make the irradiating direction face to the right front and is provided with lens 4 (the almost flat-faced transparent cover) at the front surface of LED 3 to refract the light from LED 3 downwards. The lens 4 can disperse light, during irradiation, from LED 3 horizontally and is adjusted to the longitude of the floor surface as a corridor surface.  In details, the height of LED 3 is set as 20-40 cm above the floor surface 2, the angle θ of the Flesnnel lens 5 formed horizontally inside the partition as 15-60 degree (preferably as 30-40 degree) when the lens 4 is formed up with the transparent acrylic resin, the pitch p of the wavy surface 6 formed up in the lateral direction outside as 200-500 micrometer and the depth d is set as 100-200 micrometer.
Patent JP-2002282667-A (JP)
Title: Stirring apparatus
Inventor: KUBOTA HIDEAKI
IPC: B01F7/24
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a stirring apparatus capable of efficiently carrying out stirring treatment of liquids ranging from low to high viscosity, that is, under stirring operation conditions from turbulent flow region to stratifying flow region. SOLUTION: Helical ribbon blades 11, 11 are installed along in the axial direction of a stirring shaft 3 hung down in the center part of a vertical cylindrical stirring tank 2 in a freely rotatable manner and an anchor blade 4 is also installed to the stirring shaft 3 and baffle plates 5, 5 are installed at the positions nearer to the center side of the stirring tank 2 than to the rotation track of a second blade 4b of the anchor blade 4 in a manner that the second blade part 4b passes close to them.
Patent JP-2002282715-A (JP)
Title: Rice washer
Inventor: MIHIRA KEIICHI
IPC: B02B1/06
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a rice washer of a type of sucking rice by making the pressure inside a rice washing tank negative with a sucking device which enables simplification, miniaturization and so on of the structure. SOLUTION: An opening 47 is formed on the upper side surface of the rice washing tank 10 and a pipe 43 having both of the function as a suction pipe for sucking the air in the rice washing tank 10 from the opening 47 and the function as a discharging pipe for discharging water in the rice washing tank 10 is connected with the opening 47, an air sucking path B in the pipe 43 and a drain path D are overlapped in the range of the opening 47 to the middle part of pipe and are branched beyond the same, and a floating valve 61 which is freely openable and closable and closes the branched drain path D by the operation of a suction device 41 is disposed.
Patent JP-2002300150-A (JP)
Title: Method and system for generating key for ic card
Inventor: HIRATA SHINICHI
IPC: B42D15/10
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To solve the problem that it is impossible to confirm whether or not a key is surely generated in an IC card in the case that the key is generated online for the IC card via a network. SOLUTION: First an IC card stores a secret key SK1 and a public key PK1, stores a public key certificate C generated by a credible 3rd party for the public key PK1, the IC card generates a new secret key SK2 and a new public key PK2 upon the receipt of a key generating command, uses the secret key SK1 corresponding to the public key PK1 of the public key certificate C to provide an electronic signature S to the newly generated public key PK2 and outputs the public key PK2 together with the public key certificate C. Verifying the public key certificate C and the electronic signature S can confirm that the newly generated public key PK2 is generated in the IC card.
Patent JP-2001311735-A (JP)
Title: Speedy screening method for cytochrome cyp2c19 status using omeprazole
Inventor: FRIEDMAN HYLAR L
IPC: C12Q1/26
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for screening a subject speedily concerning low and high CYP4502C19 (CYP2C19) activity. SOLUTION: A mammal subject can be classified into phenotype concerning oxidative metabolite related to CYP2C19 by measuring a ratio of omeprazole to its metabolite 5-hydroxyomeprazole in a blood plasma sample.
Patent JP-2002297161-A (JP)
Title: Method for providing digital image photographed in karaoke hall for person who requests it by using communication karaoke system, karaoke host device, and karaoke playing terminal
Inventor: KUMAGAI TATSUYA
IPC: H04N7/173
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a digital image photographed in a karaoke hall for only a person who requests it through a communication karaoke system. SOLUTION: The digital image that a user has photographed in the karaoke hall is provided for only the person who requests it. A karaoke playing terminal is equipped with a digital camera, a means for temporarily storing image data photographed by the camera, a means for temporarily storing an access code set in relation to the image data, and a means for transmitting the image data and access code to a karaoke host device while making them correspond to each other. The karaoke host device stores the image data and access code sent from the karaoke playing terminal and sends the image data and access code to a specific Web server, which sends the image data to a browser at a request to browse the image data specified directory or indirectly with the access code from the browser.
Patent JP-2002296340-A (JP)
Title: Satellite signal receiver for positioning
Inventor: KOBAYASHI KENICHI
IPC: G01P13/00
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a satellite signal receiver for positioning that solves problems, supplies power to a satellite signal receiver for positioning, only when a mobile unit is traveling, by further supplying power intermittently when the mobile unit is traveling continuously for positioning, and hence reduces power consumption. SOLUTION: The satellite signal receiver for positioning comprises a means for detecting the move of the receiver, and a means of controlling the supply of power to the receiver.
Patent JP-2002300104-A (JP)
Title: Wireless communication system, mobile wireless terminal, and article management method
Inventor: TOBIYO DAISUKE
IPC: H04B7/26
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system where a device side can confirm a management state of an article whose location is managed such as a position of the article and a relative distance. SOLUTION: The wireless communication system comprises a host communication device 101 that manages communication of a wireless network and a terminal unit 201 attached to an article and makes wireless communication with the host communication device, where the terminal is provided with a wireless communication means 202 making wireless communication with the host communication device and a distance measurement signal generating means 203 that generates a distance measurement signal on request of the host communication device, and the host communication device is provided with a wireless communication means 120 that makes wireless communication with the terminal unit, a distance measurement signal analysis means 103 that analyzes the distance measurement signal received from the terminal unit, a distance calculation means 104 that calculates the distance from the analysis result,  and storage means 105 that stores the distance and the host communication device manages the distance information with the terminal unit.
Patent JP-2002298323-A (JP)
Title: Magnetic recording medium and magnetic recorder
Inventor: NAKAMURA FUTOSHI
IPC: G11B5/84
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium and a magnetic recorder with high saturated magnetic flux density, with small magnetic anisotropy, capable of suppressing white noise and realizing high medium S/Nm in a soft magnetic layer using CoFe alloy. SOLUTION: In the magnetic recording medium constituted of successively laminating the soft magnetic layer and vertical recording layers on a nonmagnetic substrate, the soft magnetic layer is constituted of CoFe alloy having amorphous single-phase crystal structure. Otherwise, the soft magnetic layer is constituted of CoFe alloy having at least two crystal phases of a face- centered crystal phase, the closest hexagonal crystal phase and an amorphous phase. Furthermore, density of the CoFe alloy obtained by adding Co and Fe together to constitute the soft magnetic layer is >=95 [a%]. Furthermore, coercive force of the CoFe alloy to constitute the soft magnetic layer is <=1580 [A/m].
Patent JP-2002297149-A (JP)
Title: Soundproof hose
Inventor: HIRANO MASAAKI
IPC: F02M35/10
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a soundproof hose capable of sufficiently reducing a noise generated in a specific frequency region with a simple structure. SOLUTION: The rubber soundproof hose 1 for intake air comprises a hose body 3 made of an EPDM of about 4 mm in thickness and a vibration damping layer 5 of about 1.5 mm in thickness which is formed via an adhesive on the outer periphery of this hose body 3 and consists of a vibration damping material.
Patent JP-2002292111-A (JP)
Title: Racing game apparatus using self-running body
Inventor: ISHIMARU TETSUO
IPC: A63F9/14
Filed: 2001-04-02
Abstract: PROBLEM TO BE SOLVED: To realize a horse racing game apparatus which enables realistic reproduction of racing patterns in the actual horse racing by enhancing the accuracy of information on the degrees of advance of individual self-running bodies. SOLUTION: Individual self-running bodies running tracking induction lines are made to run by a self-completed type speed control and the individual self-running bodies are given commands for the transferring of the induction lines, acceleration and deceleration to realize real racing patterns. In the horse racing game thus arranged, absolute degree of line display lines are provided on the running courses of the self-running bodies and received by sensors arranged on the undersurfaces of the respective self-running bodies to detect absolute degrees of advance. The results are transmitted to a central controller to correct information on the detection of degrees of advance by degree of advance detection lines within a memory of the central controller thereby achieving a running control based on the correct situations of racing horses.
Patent JP-2002304013-A (JP)
Title: Toner and image forming apparatus
Inventor: NAKAJIMA YOSHIHIRO
IPC: G03G15/08
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To accomplish both of oil-less fixation and the long life of a developing device. SOLUTION: As for the synchronous distribution curve of a synchronous additive agent equivalent particle size to a toner base particle equivalent particle size, and with reference to a virtual reference line which is obtained by taking the additive agent coating ratio for the toner base particle equivalent particle size equivalent to the surface roughness of a developing roller as a reference value and fixing the additive agent coating ratio obtained from the reference value, the additive agent coating ratio for the toner base particle equivalent particle size larger than the surface roughness of the developing roller is made equal to or exceeding the virtual reference line.
Patent JP-2001307087-A (JP)
Title: Procedure for cyclic interactive image analysis and computer system and computer program for executing the procedure
Inventor: DELONG WOLF-RUEDIGER
IPC: G06T7/00
Filed: 2001-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a cyclic interactive image analysis procedure capable of accessing an image desired by a user even when the user is not provided with detailed knowledge regarding an image processing. SOLUTION: This cyclic interactive image analysis procedure is provided with the following steps, selection of the interesting image area of the image by the user, execution of conversion programmed beforehand to the image of all image points or the selection of the image points, execution of the normalization of individual conversion results, division by the classification of all normalized conversion spaces using a classified result in the conversion space using a division rule led out from the conversion result value of the image area selected by the user, allocation of the classification obtained in the conversion space to the individual image points and display in an image space of the image classified in such a manner.
Patent JP-2002305980-A (JP)
Title: Greening panel for ground-covering plant
Inventor: KOURA TAKESHI
IPC: E04D13/00
Filed: 2001-04-06
Abstract: PROBLEM TO BE SOLVED: To provide a greening panel having a light weight, easy for handling, capable of simply performing its transfer and extension, having a simple constitution and capable of feeding water to ground-covering plants uniformly. SOLUTION: This greening panel for ground-covering plants consists of a water-penetrating unit body 1 consisting of a porous material and having a water-penetrating property, and a recess-shaped box body 2 for housing the water-penetrating unit body 1 and storing water.
Patent JP-2002314595-A (JP)
Title: Communication repeater and jitter suppression method
Inventor: HARADA SHOGO
IPC: H04L49/9023
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a communication repeater and a jitter suppression method that can suppress jitter (change in delay) caused when the communication repeater transfers real time data (video and audio or the like) employing the RTP(rapid transport protocol) in a packet communication system and can suppress jitter (change in delay) when each transfer frame reaches a destination terminal. SOLUTION: The communication repeater is configured such that the repeater extracts a frame sequence number, a UDP(user datagram protocol) port number and time stamp information of the RTP frame from in-header information of the RTP frame received from an upper-stream communication unit, detects/ outputs a difference from the time stamp information of the just preceding frame, detects/outputs a difference between the just preceding RTP frame reception time and a current time obtained from an internal timer, compares the internal timer difference with the time difference output, and decides the priority of transfer processing to suppress jitter in the data stream of the frame on the basis of the difference (jitter).
Patent JP-2002302258-A (JP)
Title: Cargo delivery system and cargo delivery method
Inventor: TEZUKA TERUMASA
IPC: G06Q50/00
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide cargo delivery system and cargo delivery method capable of efficiently and surely delivering cargo at one time to a delivery destination without requiring re-delivery. SOLUTION: This cargo delivery system comprises an address obtaining means 48 for obtaining an electronic mail address of cargo delivery destination from a slip of the cargo to be delivered; a transmitting means 411 for transmitting the electronic mail to the electronic mail address of the obtained delivery destination; a desired time obtaining means 412 for obtaining a delivery time of the cargo desired by the delivery destination 6; and delivery means 8 for delivering the cargo to the delivery destination 6 at the desired time obtained.
Patent JP-2002313842-A (JP)
Title: Face-down mounting structure and ink jet recording head
Inventor: KITANI MITSUJI
IPC: B41J2/05
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To prevent a passivation crack. SOLUTION: In a face-down mounting structure, a metal layer is formed on a terminal on an IC 5 side, a metal protrusion is formed on the metal layer with respect to a wiring and a terminal formed on a board 13 and the surface of the board on which the wiring and the terminal are formed is bonded to the surface of the IC on which the metal protrusion is formed, and at the same time the terminals are electrically connected to each other by a conductive adhesive or a conductive bonding film. A protective film except for the metal protrusion on the device surface side of the IC is covered with a metal film 11, and the device surface side except for the metal protrusion including the metal film is covered with an organic resin 12.
Patent JP-2002309792-A (JP)
Title: Lift type parking device
Inventor: MATSUNUMA SETSUO
IPC: E04H6/22
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a lift type parking device capable of shortening the waiting time for taking in and out cars, capable of increasing the number of parking an improving in comfortableness for a driver when using. SOLUTION: This lift type parking device placed in a conventional lift type parking device is provided with a parking mechanism having first parking shelves arranged adjacent to each other in a cross direction of a hoist way in each floor higher than the third floor, second parking shelves arranged in an opposite side of the hoist way in relation to the first parking shelves, a main lift for elevating a pallet in the hoist way for upper floors higher than the second floor, an auxiliary lift for the second floor, a first pallet lateral feeding device for laterally feeding the pallet for delivery between the first parking shelves provided in the upper floors higher than the second floor and the main lift, a second pallet lateral feeding device for feeding the pallet for delivery between the first parking shelves and the second parking shelves.  This lift type parking device is also provided with a receive/delivery space provided in the first floor, an auxiliary lift for elevating the lift between the first floor and the second floor, and a pallet lateral feeding device for the first floor capable of delivering the pallet in the cross direction between the receive/delivery space and the auxiliary lift.
Patent JP-2002310081-A (JP)
Title: Screw type fluid machine for fuel cell
Inventor: KAMETANI HIROCHIKA
IPC: F01C11/00
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To integrate a compressor with an expander used for a fuel cell, to miniaturize the device and to enhance its efficiency. SOLUTION: This screw type fluid machine is provided with a male rotor 1 and a female rotor 2. The male rotor is formed by integrating two male rotors 1a and 1b together and the female rotor 2 is formed by integrating two female rotors 2a and 2b together. The torsion directions and the pitches of the two male rotors 1a and 1b are the same. A first screw device 100 is operated as the compressor while a second screw device 110 is operated as the expander. Exhaust of the fuel cell is guided to the second screw device.