baber/WOPTO huggingface dataset:
Patent JP-2003008147-A (JP)
Title: Semiconductor laser device and its manufacturing method
Inventor: HOSOBANE HIROYUKI
IPC: H01S5/042
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser device which has a laser device structure where an intermediate gap layer is interposed so as to decrease a band discontinuity at an interface between a contact layer and a clad layer, is capable of ensuring a desired impurity concentration, and has a low operating voltage even if it is has a heat hysteresis. SOLUTION: A semiconductor laser device is equipped with a light emitting laminate where an active layer is sandwiched between a first conductivity-type clad layer and a second conductivity-type clad layer, a second conductivity contact layer formed on the second conductivity clad layer, and a second conductivity intermediate band gap layer interposed between the second conductivity- type clad layer and the contact layer. The contact layer is composed of, at least, three layers which are different from each other in impurity concentration.
Patent JP-2003011881-A (JP)
Title: Hydrofoil craft
Inventor: MURAI MAKOTO
IPC: B63B1/24
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a hydrofoil craft capable of sailing while floating most of its hull weight by means of lift produced by a hydrofoil, and maintaining the hull's attitude by means of lift produced by ground effects. SOLUTION: The hull of the hydrofoil craft 10, which is provided with recess parts 20 and 20 on both the right and left sides of the hull's bottom 13, comprises a center hull 30 and side hulls 31 and 31. A propulsion device 15 consisting of an underwater propeller is provided at the stern of the hull and a step 30a is formed at the front side of the center hull 30.
Patent JP-2003017318-A (JP)
Title: Current feedback type control method and apparatus of actuator
Inventor: EBATA KOJI
IPC: H01F7/18
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide the current feedback type control method and apparatus of an actuator for making a current detection section single, and simplifying a configuration circuit in the driving control apparatus of the actuator that requires current feedback control. SOLUTION: A plurality of actuators 20A to 20C to be controlled are synchronized entirely for carrying out duty drive, the current value of a common current path 14 to each of drive circuits 12A to 12C of the actuators 20A to 20C is detected by a current detection circuit 13, a rate of current distribution to each drive circuit of the common drive current is calculated according to the drive duty signal value of each of the drive circuits 12a to 12C and the basic resistance value of each of the actuators 20A to 20C, the drive current value of each of the actuators 20a to 20C is estimated and calculated according to the current value detected by the current detection circuit 13 and the rate of current distribution to each of the drive circuits 12a to 12C of the calculated common drive current, and current feedback control is carried out for each of the actuators 20A to 20C by the drive current value of each actuator that has been estimated and calculated.
Patent JP-2003013604-A (JP)
Title: Hanger for hollow outer wall panel
Inventor: SUGAWARA KAZUHIKO
IPC: E04C2/30
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a hanger capable of hanging an outer wall panel, safely attaching it to a building and superior in workability. SOLUTION: The hanger 10 for the hollow outer wall panel is used when the hollow outer wall panel P forming a hollow part S is hung and carried to a prescribed attaching position of a building. The hanger comprises a cross sectional substantially U-shaped receiving tool 30 inserted in the hollow part S of the hollow outer wall panel S and provided with a hooking part 20 hooking a hanging rope, and a pipe-like support tool 40 inserted detachably in a through hole 31 drilled in the neighborhood of the lower end of the receiving tool 30 in the state that the receiving tool 30 is inserted in the hollow part S and having size larger than the thickness of the hollow outer wall panel P supporting the lower face of the hollow outer wall panel P.
Patent JP-2002080600-A (JP)
Title: Block polymer and destaticizing agent containing the same
Inventor: OKAMOTO TOKIKO
IPC: C09K3/16
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To obtain a block polymer capable of providing a resin having excellent permanent destaticizing properties and mechanical strength with a small added amount regardless of molding methods. SOLUTION: The block polymer (A) is characterized in that the block polymer (A) has a repeated and alternate structure of chemically bonded both of a block of styrene polymer (a) composed of styrene as an essential constituent monomer, and a block of a hydrophilic polymer (b).
Patent JP-2003016680-A (JP)
Title: Optical disk recording and reproducing device having waveform distortion detecting circuit
Inventor: NAKANO MASANORI
IPC: G11B7/005
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk recording and reproducing device having constitution capable of detecting the relative inclination of an optical disk and an optical head as the time width of a pulsing signal using the regenerative signal from the optical head. SOLUTION: The information recorded to the optical disk 1 is read out by the optical head 2 and the read out regenerative signal is amplified by an amplifier not shown in Figure. The signal from this amplifier is supplied to a differentiating circuit 3 and is differentiated. The output thereof is connected to a comparator 4 which pulses the output at a prescribed slice level. The comparator output is connected to an inclination detecting circuit 5 which outputs the detection signal proportional to the relative inclination between the optical disk and the optical head by the signal time width of the comparator 4.
Patent JP-2003017801-A (JP)
Title: Semiconductor laser controller
Inventor: OMORI JUNJI
IPC: H01S5/0683
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser controller that controls a semiconductor laser to output laser light at a high speed with high accuracy, even when the electric characteristics of a semiconductor laser LD may fluctuate due to temperature changes. SOLUTION: This semiconductor laser controller 100 has a signal amplifier 103 which amplifies monitor signals, a current drive section which switches the forward currents of the semiconductor laser LD for light emission and light extinction to each other based on a modulation signal HCS, and two systems of sample hold circuits for peak and bottom, which respectively hold the emission level and extinction level of the light output of the laser LD.  This controller 100 also has a control means which controls the control timing of the sample holding operations of the sample and hold circuits when the modulation signal HCS becomes the same state for a continuous fixed period, a temperature detector 101 which detects the temperature at the periphery of the laser LD and outputs the temperature detecting signal Vt corresponding to the detected temperature, and a signal converter 102 which converts the temperature detecting signal Vt into a level correction signal. The controller 100 corrects the variation of a monitor current caused by temperature changes, based on the output signal of the converter 102.
Patent JP-2002062504-A (JP)
Title: Optical device for deflecting light beam particularly in two directions intersecting substantially perpendicularly to each other
Inventor: ENGELHARDT JOHANN
IPC: G02B21/00
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a device for changing a light beam in two directions intersecting substantially perpendicularly to each other, for suppressing a distor tion error caused by the device to the minimum or eliminating it. SOLUTION: The optical device deflects light beams 1, 14 particularly in two directions 2, 3 intersecting substantially perpendicularly to each other. The optical device has preferably two mirrors 8, 10 turned by a rotary drive device 4, 5 around each axes intersecting perpendicularly to each other, namely, an x-axis, 6 and a y-axis 7. One of two mirrors 8, 10 is allotted to another mirror 9 at a prescribed angular position in a fixed mode about its rotation. The allotted mirrors 8, 9, namely, a first and second mirrors, rotate cooperatively around the y-axis 7. Light beams 1, 14 to be applied to a confocal scanning type microscope are then deflected by the rotation of light beams 1, 14 around the rotation axis 6 of a third mirror 10, namely, the pivot 11 of the x-axis.
Patent JP-2003023748-A (JP)
Title: Motor and motor-driven power steering device using the same
Inventor: HAYAMA AKIO
IPC: H02K5/24
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To absorb the resonance of the brush holder when a brush holder resonates due to vibration involving oscillation of a brush, into a vibration absorbing member, to reduce abnormal sound produced by the resonance of the brush holder, as much as possible. SOLUTION: A motor is provided with a brush 85 which is to be brought into contact with a commutator 84 and a brush holder 86, which houses the brush 85 so that the brush can be moved toward the commutator 84. The brush holder 86 is installed on an object by the vibrating absorbing member 13, which is made of synthetic resin and is capable of absorbing the resonance of the brush holder 86.
Patent JP-2003019238-A (JP)
Title: Mat for practicing golf putting
Inventor: IGARI KATSUKIYO
IPC: A63B69/36
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a mat for practicing putting capable of using for putting practice for an extended period of time without spoiling interest in the practice. SOLUTION: A plurality of supporting plates (12) are longitudinally arranged and fitted with a specified spaces therebetween on a back face of an artificial turf mat (10) for preventing waving of the artificial turf mat. The artificial turf mat is provided with a ball obstacle part (40) arranged near a cup hole (43), which has a rough turf surface than those of other parts so that a ball does not enter in the cup easily. Cup holes (43) having generally the same size as the ball size and a size larger than the ball size are also provided so that cup-in becomes difficult according to skills.
Patent JP-2003021559-A (JP)
Title: Solar radiation sensor
Inventor: TSUNODA ISAO
IPC: G01J1/02
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a printed circuit board mounting a light receiving element is set as size reference when the board is fixed to a base, in the conventional solar radiation sensor, so that measurement precision is decreased by levitation of the element from the board. SOLUTION: This solar radiation sensor 1 consists of the light receiving element 2 fixed on the printed circuit board 3, a condenser lens 4, and a base 5 which holds the element 2 and the lens 4 while maintaining a prescribed interval. In the board 3, through holes 3a are formed corresponding to a position where the element 2 is fixed. In the base 5, positioning bosses 5d are formed which are fitted into the respective through holes 3a, abut against the rear of the element 2, and set an interval between the element 2 and the lens 4. The positioning bosses are made to abut against the light receiving element itself, and positioning is performed to the base, thereby solving the problem.
Patent JP-2003019855-A (JP)
Title: Image erasing method and erasing device used in the method
Inventor: NAGAI KIYOFUMI
IPC: B41J2/01
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for regenerating recording material with an image recorded by using an ink containing a sublimatable dye as a coloring agent by erasing the recorded image so that the residual image after erasing can not be discerned or judged by improving heating conditions and a device for the method which are applicable to an image recorded by ink-jet recording. SOLUTION: In the image erasing method (1) in which the ink containing at least the dye is used as the coloring agent, and the recorded image formed by applying the ink droplets on the recording material is erased, heat energy is applied to the recording material with the image formed, and the recorded image is erased by heating an image forming part at a temperature equal to or above the sublimation start temperature of the dye.  In the image erasing device (2) in which the ink containing at least the dye is used as the coloring agent, and the image formed by applying the ink droplets on the recording material is erased, a means for supplying the recording material with the image formed, a means for heating the recording material, an erasing means of an ink erasing body set to face the heating position of the recording material, and a means for discharging the recording material are provided.
Patent JP-2003022326-A (JP)
Title: Program for virtual waiting room
Inventor: MORI SATOSHI
IPC: G06Q50/22
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To improve the quality of a remote service by effectively utilizing waiting time of the remote service. SOLUTION: The virtual waiting room program is provided with a patient side client 1001 for providing a virtual waiting room to a patient, who receives a health consultation service from a center side server 300 via a LAN 200, providing patient information about each patient in the virtual waiting room to respective patients, allowing the patient to select a conversation partner among the patients in the virtual waiting room and for enabling the patient to have conversation with the selected conversation partner via the LAN 200.
Patent JP-2003020361-A (JP)
Title: Method for degrading rubber and apparatus for decomposing rubber
Inventor: KOBAYASHI KAORU
IPC: C08J11/12
Filed: 2001-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus which can degrade rubber efficiently. SOLUTION: The method and the apparatus comprises a vapor generator 2, a superheated vapor generator 13, a reactor 1 and gas distributors 11 and 12, wherein the vapor generator 2 generates vapor; the superheated vapor generator 13 superheats the vapor supplied from the vapor generator 2 to generate a superheated vapor continuously; the reactor moves rubber under the atmosphere of the superheated vapor supplied from the superheated vapor generator 13 for a determined time, during which it degrades the rubber to convert to a recyclable material; and the gas distributors 11 and 12 are positioned to supply the vapor generator 2 and the superheated vapor generator 13 with a part of an exhausted gas from the reactor 1, the part of the gas being returned to the reactor 1 together with the superheated vapor.
Patent JP-2003073531-A (JP)
Title: Biodegradable binding material
Inventor: KUROKI TAKAYUKI
IPC: B29L31/00
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a biodegradable binding material having excellent shape retaining properties and binding force and moderate flexibility. SOLUTION: This biodegradable binding material comprises 100 pts.wt. of an aliphatic polyester, 5-300 pts.wt. of a filler and 1-100 pts.wt. of a plasticizer.
Patent JP-2003031718-A (JP)
Title: Power semiconductor device
Inventor: SHIRASAWA TAKAAKI
IPC: H01L25/18
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To attain the practical use of a power semiconductor device improved in a heat cycle by improving the productivity of a ceramics wafer and improving yield in production, in the power semiconductor device provided with an insulating ceramics wafer, with which an aluminum metallic main circuit pattern for packaging a power semiconductor device is casted and arranged on the front principal side of the ceramics wafer, and an aluminum metallic rear side pattern is casted and arranged on the rear face of the ceramics wafer integrally with the ceramics wafer. SOLUTION: Between the main circuit patterns on the front principal face of the ceramics wafer or between the rear side patterns on the rear principal face of the ceramics wafer at least, a recessed part formed to partition the main circuit patterns or rear side patterns at least or a plurality of through holes arranged to partition the main circuit patterns through the ceramics wafer are arranged.
Patent JP-2003026543-A (JP)
Title: Hair cosmetic
Inventor: YOKOTA YURIKO
IPC: C08L83/04
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a hair cosmetic effective for improving damaged hair and actively imparting the hair with lasting functions such as slipperiness, gloss and settability. SOLUTION: The hair cosmetic contains a transglutaminase in combination with a specific amphipathic polymer.
Patent JP-2003024560-A (JP)
Title: Pachinko game machine
Inventor: IOKI SADAO
IPC: A63F7/02
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a game machine by which the original amusement can be enjoyed by expressing a configuration of the streaming down of pachinko balls by an image. SOLUTION: This pachinko game machine is equipped with a variable displaying means, a start storing means, and a display controlling means. In this case, the variable displaying means can display a variable display game with a plurality of patterns. The start storing means can store the establishment of a condition to start the variable display game as a starting memory. The display control means makes the variable display game executed in response to the digestion of the starting memory. Then, the pachinko game machine is constituted in such a manner that the game start may be changed in response to the result of the variable display game.  In such a pachinko game machine, the display controlling means is equipped with an image game display control means which makes the image game regarding the entering of virtual streaming down balls in a virtual winning section executed by displaying the virtual streaming down balls and the virtual winning section drawn by images on the variable displaying means. The image game display controlling means displays the virtual streaming down balls while corresponding with the digestion of the starting memory by the start storing means. At the same time, the image game is advanced while being related with the result of the variable display game for the portion of the digested starting memory.
Patent JP-2002340461-A (JP)
Title: Freezing refrigerator
Inventor: OZAKI TATSUYA
IPC: F25D11/02
Filed: 2001-07-18
Abstract: PROBLEM TO BE SOLVED: To broaden the range of storage items, by securing the function as a vegetable room, within a cold storage room. SOLUTION: A freezing refrigerator has a condenser 37, capillary tubes 39 and 41, an evaporator 25 for service to the cold storage room and the vegetable chamber, and an evaporator 27 for a freezing room for service to the freezing room, in addition to a compressor 35 which has at least a low-pressure suction port 35a, a high-pressure discharge port 35, and a middle-pressure suction port 35c, and a freezing cycle at an evaporation temperature which is higher than the evaporation temperature of the evaporator 27 for a freezing room and where frosting does not occur constitutes the evaporator 25 for a cold storage room by the above compressor 35, the condenser 37, the capillary tubes 39 and 41, the evaporator 25 for a cold storage room, and the evaporator 27 for a freezing room.
Patent JP-2003031152-A (JP)
Title: Electron gun and cathode ray tube
Inventor: OUCHI YOSHIHIRO
IPC: H01J29/48
Filed: 2001-07-18
Abstract: PROBLEM TO BE SOLVED: To maintain a good insulation property between cathode structures by keeping a creeping distance long by utilizing little spaces between a plurality of cathode structures held by insulating support bodies, by forming a stepped part to respective opening parts of a plurality of through holes formed to the insulation support body. SOLUTION: For the electron gun comprising three cathode structures corresponding to red, blue, and green, and a ceramic disc 17 having three through holes 21, 22, 23 into which, three cathode structures are inserted respectively, the creeping distances between respective cathode structures, held by the ceramic disc 17, are kept long by forming stepped parts 21A, 22A, 23A and 21B, 22B, 23B to respective opening holes of through holes 21, 22, 23 of the ceramic disc 17.
Patent JP-2003035630-A (JP)
Title: Optical element, and evaluating apparatus, evaluating method and manufacturing method therefor
Inventor: MURASHIMA KIYOTAKA
IPC: G01M11/00
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide an optical element-evaluating apparatus and the like which can evaluate not only a reflection spectrum of optical elements, but wavelength dispersion characteristics of the elements. SOLUTION: A continuum outputted from a first light source 11 is inputted through a selector switch 13 and an optical isolator 14 to a first end 21 of a photocoupler 20. The light is branched to two at the photocoupler 20 and outputted from a second end 22 and a third end 23 respectively. The continuum outputted from the second end 22 is partly reflected by a diffraction light element 2 of an optical waveguide type, and the reflected continuum is inputted to the second end 22 and outputted from a fourth end 24. The continuum outputted from the third end 23 is reflected by a total reflection end 31 through a selector switch 33 and a lens 32, inputted to the third end 23 through the lens 32 and the selector switch 33, and outputted from the fourth end 24.  The continuum outputted from the fourth end 24 is inputted to a first detector 41 through a selector switch 43, and its power is detected.
Patent JP-2002136510-A (JP)
Title: Method and device to obtain submillimeter ct slices with increased coverage
Inventor: LI JIANYING
IPC: G01N23/04
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a method to image a subject using a multi-slice type computed tomography(CT) imaging system which is equipped with a radiation source, a detector including a plurality of detector rows, and wherein each detector row is perpendicular to a z-direction, and has a thickness in the z direction. SOLUTION: In this method, a radiation beam (16) from the radiation source (14) is collimated into a plurality of separate beam portions (70, 74 and 78), which cross the z-direction. Then, the separate beam portions pass through the subject, and impinge on the detector row (80, 82, 84, 86, 88, 90, 92 and 94). Thus, the subject is scanned using the plurality of separate beam portions, and projection data is collected. Then, the image of the subject is reconstructed utilizing the collected projection data.
Patent JP-2003035260-A (JP)
Title: Air compressor
Inventor: CHIYOUSE NOBORU
IPC: F04B41/00
Filed: 2001-07-26
Abstract: PROBLEM TO BE SOLVED: To arrange an aftercooler in a soundproof case without changing the total length of the whole air compressor. SOLUTION: This air compressor cools the inside of the soundproof case 3 by exhausting air outside from an air exhaust chamber 6 by sucking outside air in the soundproof case 3 from air vents 13, 13, 16, and 16 by a fan 29 by housing an engine 9, the fan 29 driven by the engine 9, an air compressor body 10 driven by the engine 9, and the aftercooler 23 for removing moisture from compressed air delivered from the air compressor body 10 in the soundproof case 3. The soundproof case 3 is partitioned into a machine room 7 provided with at least the engine 9, the fan 29, and the air compressor body 10 and a suction chamber 8 positioned above the machine room 7, having the air vents 13, 13, 16, and 16, and connected to the machine room 7 via a communicating port 14. The aftercooler 23 is installed by facing a heat exchange part to the communicating port 14.