baber/WOPTO huggingface dataset:
Patent JP-2004126365-A (JP)
Title: Focus detector
Inventor: SHIMOMICHI YUKINAGA
IPC: G02B7/28
Filed: 2002-10-04
Abstract: <P>PROBLEM TO BE SOLVED: To simply, easily, and highly precisely detect a focus with simple constitution.  <P>SOLUTION: A focus detector is equipped with a first and a second sensor 13, 14 having light sources 131, 141 which respectively project a measuring beam approximately parallel to the optical axis to the different position around and away from the center of the optical axis, and optical position detectors 132, 142. At least one of the first and the second sensors 13, 14 is selectively operated to make the light source 131, 141 project measuring beams on an object 10 to be measured through an object lens 11, and the reflected beam is made to form an image on the optical position detectors 132, 142 through the object lens 11 to detect the focal displacement quantity and to measure the height of the object 10 to be measured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124894-A (JP)
Title: Diaphragm pump
Inventor: SHIBATA MASAHIRO
IPC: F04B39/00
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a diaphragm pump capable of reducing pulsating flow generated during repeat of intake air and exhaust air, as much as possible.  <P>SOLUTION: This diaphragm pump has pump chambers 20A, 20B, 20C and 20D with intake valves 16 and exhaust valves 18 where diaphragms 14 are extended, and a diaphragm vibration means 22 that vibrates the diaphragms 14 in order to repeat an intake stroke for sucking air from the intake valves 16 to the pump chambers 20A, 20B, 20C and 20D and an exhaust stroke for exhausting the air in the pump chambers 20A, 20B, 20C and 20D through the exhaust valves 18. In addition, the diaphragm pump is equipped with an intake port 24 capable of sucking the air supplied to the intake valves 16, and an exhaust port 26 capable of exhausting the air exhausted from the exhaust valves 18. Between the intake valves 16 and the intake port 24, an intake chamber 50 where a vibration means 53 that vibrates when air is led is provided. The air sucked from the intake port 24 is supplied to the intake valves 16 via the intake chamber 50.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004130537-A (JP)
Title: Extruder and passing amount control method used therein
Inventor: HISANAGA KAZUYA
IPC: B29C48/92
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extruder capable of stably keeping product quality and productivity by controlling the passing amount of a compound from a weir corresponding to different use conditions.  <P>SOLUTION: The extruder is constituted so as to house a screw, which has a cylindrical weir formed to the outer periphery of the screw shaft thereof, in a cylinder and used for the extrusion molding of a material to be extruded. The region of the cylinder opposed to the weir is provided with a passing amount control means for the material to be extruded comprising a fixing part having a plurality of axial passages formed to its inner peripheral part and a movable part which has the same inner diameter as the cylinder, has a plurality of axial passages formed in its inner peripheral part and is freely rotatable in its peripheral direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004130546-A (JP)
Title: Image forming apparatus and its controlling method, program, and information storage medium
Inventor: YOSHIZAWA RYUICHI
IPC: B41J2/44
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that when a switch element for controlling power supply to the controller section from an engine control section of an image forming apparatus is eliminated, the controller section cannot deliver an initial command because power supply to the controller section cannot be controlled from the engine control section and resetting of the engine control section cannot be recognized and thereby print operation cannot be carried out normally.  <P>SOLUTION: An initial command can be delivered from the controller section when the engine control section is reset by the protocol at the controller section and the engine control section without adding any circuit for controlling power supply to the controller section from the engine control section.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004132210-A (JP)
Title: Inducer
Inventor: KOBAYASHI ICHITA
IPC: F04D29/18
Filed: 2002-10-09
Abstract: <P>PROBLEM TO BE SOLVED: To enhance reliability of a device by restraining occurrence of revolving cavitation and thereby preventing induction of a shaft vibration due to the revolving cavitation.  <P>SOLUTION: In this inducer 19, the number of blades 21 is an even number, and odd numbered blades and even numbered blades are different in shape characteristic from each other. For example, the four blades 21a, 21b, 21c, and 21d are mounted so as to be deviated by 90 degrees with respect to a rotating direction, and the odd numbered blades (first and third blades) 21a and 21c and the even numbered blades (second and fourth blades) 21b and 21d are different from each other in a tip thickness t in a revolving direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004133283-A (JP)
Title: Picture display device, picture display method, and picture display program
Inventor: MORI KENJI
IPC: H04N5/907
Filed: 2002-10-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a picture display means for realizing smooth scroll display and preventing tearing, using picture memories efficiently.  <P>SOLUTION: The picture display device is provided with: a display part (18) which displays pictures; two picture memories (14, 15) which have capacity corresponding to the number of pixels of the display screen of the display part; and a display control means (10) which writes picture data to be displayed in one side or both of the picture memories and also reads out the picture data from the picture memories and displays the data on the display part. At the time of displaying still pictures with scrolling, after the display control means determines the write-in position of the still pictures on the simplex logical memory space which is constituted by the combination of the two memories, the display control part performs the writing and the reading of the picture data to an area in the picture memory corresponding to the write-in position. Moreover, at the time of displaying moving pictures or different still pictures, after the part writes frame pictures constituting the moving pictures or different still pictures respectively in the two memories alternatively, the part reads out them.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004129601-A (JP)
Title: Vector, polymer for vector, method for producing the polymer, nucleic acid-containing complex and method for producing the complex
Inventor: NAKAYAMA YASUHIDE
IPC: A61K48/00
Filed: 2002-10-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vector and a polymer for vector, each composed of a water-soluble polymer in which a leucomalachite green group is introduced and to provide a method for producing the polymer for vector and to provide a nucleic acid-containing complex by using the polymer for vector and to provide a method for producing the complex.  <P>SOLUTION: The vector and the polymer for vector are each composed of the water-soluble polymer in which the leucomalachite green group is introduced, preferably a copolymer of a vinyl monomer in which the leucomalachite green group is introduced with N, N-dimethylacrylamide. The polymer for vector is produced by reacting 4-vinylbenzoic acid with 4-bromo-N,N-dimethylaniline to produce a vinyl monomer having the leucomalachite green group and carrying out copolymerization reaction of the leucomalachite green group-containing vinyl monomer with N, N-dimethylacrylamide.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004133835-A (JP)
Title: Foreign remittance method and system
Inventor: INOUE TAKESHI
IPC: G06Q40/04
Filed: 2002-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a foreign remittance method and foreign remittance system in which foreign remittance can be performed at a low cost, each bank can use the existing foreign remittance system to send money even if the bank does not deal with foreign remittance and foreign remittance information is easily inputted.  <P>SOLUTION: This foreign remittance system is provided with domestic bank terminals 3, a remittance handling bank terminal 5 and a host computer 7. In a domestic bank terminal 3, foreign remittance information is inputted to a communication file in a domestic format that is a type different from a foreign format. The host computer 7 receives the communication file in the domestic format from the domestic bank terminal, converts record information in the domestic format into one in the foreign format and subsequently a communication file T in the foreign format to a remittance handling bank terminal. The remittance handling bank terminal 5 transmits the communication file in the foreign format to an outward destination bank terminal 9 from a communication means for foreign remittance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003179980-A (JP)
Title: Mobile communication terminal apparatus
Inventor: OKAMOTO SEIICHI
IPC: H04W72/02
Filed: 2002-10-15
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the increase in size of an apparatus by suppressing the increase in capacity of a power circuit.  <P>SOLUTION: In an operation mode wherein W-CDMA method wireless communication and BT method wireless communication are executed in parallel, a transmission slot period and a reception slot period by the BT method are shifted from a transmission slot period and a reception slot period of the W- CDMA method.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004140252-A (JP)
Title: Laser diode driving device
Inventor: MIZUNO HARUHIKO
IPC: H01S5/042
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser diode driving device in which a high frequency wave is superimposed on a laser diode driving current even when the cutoff frequency of a transistor to be used for a mirror circuit is low.  <P>SOLUTION: A transistor of the high cutoff frequency is used. The transistor feeding a current for increasing the laser diode driving current and the transistor which pulls in a current for decreasing the laser driving current are directly connected to a route of the laser diode driving current, and a signal from an oscillation circuit is inputted to the transistors to alternately turn on and off, such that the high frequency is superimposed on the laser driving current.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004108749-A (JP)
Title: Heat pipe
Inventor: FUKUI TAKEAKI
IPC: F28D15/02
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat pipe capable of increasing a heating area ratio of a heating part without decreasing a heat radiating area ratio of a heat radiating part and high in temperature raising speed.  <P>SOLUTION: This heat pipe is constituted of a tubular main body 11 held in a vacuum state by sealing in working fluid 2 to form a heat storage layer inside and a heating part 12 having a double tubular recessed part 13 capable of increasing the heating area ratio formed on the base end side of the tubular main body 11. Consequently, it is constituted to instantly raise temperature of the heat radiating part 14 on the reaching part side of the tubular main body 11 heated by the heating part 12 only by charging a heating means such as an electric heater 3, connected to an outer electric power source in the inside of the double tubular recessed part 13 of the heating part 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004141792-A (JP)
Title: Stirring and transferring device in fermentation and dry treatment machine
Inventor: WADA SATOO
IPC: B01F29/60
Filed: 2002-10-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an economical stirring and transferring device with easy handling, a simple constitution and excellent durability in which an organic waste or the like can be certainly and uniformly subjected to stirring treatment in a short time and the organic waster or the like fermented or subjected to drying treatment is smoothly and continuously discharged from a discharge part to the outside of the treatment drum.  <P>SOLUTION: The treatment drum comprising a rotation drum B and a pair of drum ends C, D is provided. A throwing means is provided at one drum end C and a discharge part 35 is provided at the other drum end D. A plurality of fixed impeller pieces are fixed to an inner surface of the rotation drum B and a pair of stirring impeller body E pivotally mounted to a pair of drum ends C, D is formed. One stirring impeller body E transfers the organic waste or the like from one drum end C side to the other drum end D side. The other stirring impeller body E transfers the organic waste or the like from the other drum end D side to one drum end C side. The organic waste or the like can be transferred in an endless annular shape.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003188902-A (JP)
Title: Method for transmitting data from server of virtual private network to mobile node
Inventor: JUNG TAE-SUNG
IPC: H04W12/00
Filed: 2002-10-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for transmitting date from a server of a virtual private network (VPN) to a mobile node (MN).  <P>SOLUTION: The MN requests a VPN service registration to an FA (foreign agent) to which the MN belongs. The FA notifies ISP (Internet service provider) routers connected to the FA that the MN requested the VPN service registration. Upon receiving VPN service data destined for the MN from the VPN server, the FA routes the VPN service data to the MN.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004115119-A (JP)
Title: Bag with protrusion for use in tearing
Inventor: YAMAGISHI KATSUHIKO
IPC: B65D33/06
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bag which can be easily torn open by any one while solving the conventional problem of a bag to be torn open by finger tips that a cut portion is difficult to know and the bag is difficult to open when an oil or the like attaches.  <P>SOLUTION: Protrusions (4) to be pinched between finger inside (5) of both hands and formed to easily apply force for tearing are provided on both front and rear faces of an edge (2a) on both sides across a cut (3) of the bag. The cut is formed to be either visually and tactually recognized by the protrusion (4). The bag can be easily opened by firmly pinching the protrusions (4) between the finger inside (5) of both hands.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004146019-A (JP)
Title: Information recording apparatus, information reproducing apparatus and method, and computer program
Inventor: OIWA JUNJI
IPC: G11B20/12
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and methodfor recording and reproducing data continuously to and from a plurality of information recording means such as a plurality of hard disks.  <P>SOLUTION: Reproducing procedure information with reproducing procedures recoded thereon and reproduction management information with link information of the reproducing procedure information stored thereon are generated as the reproducing control information corresponding to the recorded data. In the case the data recording is continuously performed in the plurality of the information recording means, a plurality of pieces of the reproducing procedure information corresponding to each of the plurality of the information recording means is formed and the link information of the plurality of pieces of the reproducing procedure information is set in one reproducing management information. In content reproducing processing, the reproducing procedure information corresponding to the storage information of the respective recording media is acquired on the basis of one reproducing management information and the reproducing control based on each reproduce procedure information is performed. As a result of this control, even if the content recording is continuously performed for the plurality of the recording media, the reproducing procedure information corresponding to the storage information of each recording medium is acquired on the basis of one reproducing management information. The control based on each of the reproducing procedure information is thus made possible.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004149819-A (JP)
Title: Ferrous sintered body for valve seat
Inventor: OSHIGE MASAYUKI
IPC: C22C38/00
Filed: 2002-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ferrous sintered body for a valve seat excellent in properties of jointing with a light metal alloy (e.g. an aluminum alloy).  <P>SOLUTION: A ferrous powder with a particle size distribution of from -60 mesh to +350 mesh is mixed with a graphite powder and if necessary further with an alloy element powder and a lubricant powder. The resultant mixture is charged into a metal mold and press molded to give a green compact, which is sintered to give a ferrous sintered body. In this ferrous sintered body, the pore content is 5-50 vol.%; the diameters of at least 80% of all the pores are larger than 5 μm; 0.1-2.0 mass% carbon is contained; and preferably at most 50 mass% at least one element selected from among Ni, Co, Cr, Mo, W, Si, and V is contained. Thus, a valve seat made of the sintered body exhibits a remarkably increased jointing strength between itself and a cylinder head made of a light metal alloy and is prevented from falling off during engine operation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004005888-A (JP)
Title: Magneto-optical recording medium and method for reproducing the same
Inventor: TANI MANABU
IPC: G11B11/105
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magneto-optical recording medium which can prevent the generation of a ghost signal and in which magnetic domains can be expanded for reproduction without applying reproducing magnetic fields and to provide a recording and reproducing device for the same.  <P>SOLUTION: The magneto-optical recording medium is provided with a recording layer 5, an intermediate layer 4, and a reproducing layer 3. The reproducing layer 3 is formed of a rare earth metal-dominant rare earth transition metal alloy, and the intermediate layer 4 and the recording layer 5 are formed of transition metal-dominant rare earth transition metal alloys. The intermediate layer 4 exhibits longitudinal magnetization at ≥140°C and therefore shuts off exchange coupling forces of the recording layer 5 and the reproducing layer 3 during reproduction. The magnetic domain 3A transferred to the reproducing layer 3 is expanded to the size of a minimum magnetic domain diameter by magnetostatic repulsions of the intermediate layer 4 and the reproducing layer. The generation of the ghost signal can be prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004153978-A (JP)
Title: Control method for direct-current intermediate voltage in power conversion apparatus
Inventor: KANAZAWA NAOKI
IPC: H02M7/12
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To quickly suppress fluctuation in a direct-current intermediate voltage due to disturbance by a feedforward control method which does not require direct current detection.  <P>SOLUTION: Control to match the direct-current intermediate voltage V<SB>DC</SB>of an inverter arrangement 10 is carried out. The differential value of the direct-current voltage V<SB>DC</SB>when disturbance is inputted to a direct-current intermediate circuit is determined. The product of the differential value and the estimated capacitance value C<SB>O</SB>of a capacitor is computed by a direct current computation circuit 27. The computed product is added to a control signal for the direct-current intermediate voltage with such polarity that the disturbance is canceled out. At this time, the estimated capacitance value C<SB>O</SB>of the capacitor is calculated from a variation in the direct-current intermediate voltage which takes place when a voltage is applied to the inverter arrangement 10. Alternatively, control to match the direct-current intermediate voltage V<SB>DC</SB>of the inverter arrangement 10 is carried out. A disturbance signal inputted to the direct-current intermediate circuit is added to a signal for controlling the direct-current intermediate voltage V<SB>DC</SB>with such polarity that the disturbance is canceled out.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004158491-A (JP)
Title: Die bonding device
Inventor: SAITO MASARU
IPC: H01L21/52
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To enable a semiconductor chip to be die-bonded well on a board.  <P>SOLUTION: The semiconductor chip T and the board S are heated and pressed against each other through the intermediary of a brazing material by a die bonding device 20, and then the semiconductor chip T and the board S are bonded together by the brazing material interposed between them. The die bonding device 20 is equipped with a heating means 6 which heats up the semiconductor chip T and the board S which are both mounted on it, a cover member 7 which covers the heating means 6 from its surroundings, a first gas feed means 73 which feeds a purge gas into the cover member 7, a second gas feed means 17 which feeds a purge gas around the cover member 7, an opening/closing means 72 which opens or closes, at least, a part of the cover member 7, and a cooling means 17 which blows a cooling air flow against the heating means 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004155216-A (JP)
Title: Axle final case of tractor
Inventor: TAKASUKA MAKOTO
IPC: F16H57/02
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a problem wherein mud disperses and adheres in response to in-field work of a tractor and the adhering mud is pressed into steering cases at every front wheel steering, in the steering cases for supporting respective steering front wheels disposed at both ends of an axle housing of the tractor.  <P>SOLUTION: The axle final case of the tractor comprises a fixed case 3 formed at both ends of the axle housing 1 and around a steering shaft 2, and the steering cases 5 that hold steering wheels 4 and are tunable with respect to the outer periphery of the fixed case 3. Soil discharging grooves 9 extending from an inner peripheral surface 7 to an outer peripheral surface 8 are formed in the upper end surfaces 6 of the steering cases 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042596-A (JP)
Title: Imide compound, and optical recording medium using the compound
Inventor: OGISO AKIRA
IPC: G11B7/2542
Filed: 2002-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording medium, which can realize good recording and reproduction with a laser beam at 300 to 900 nm, and to provide a novel imide compound.  <P>SOLUTION: In this optical recording medium, an imide compound represented by general formula (1) is contained in at least one recording layer. In the formula, ring AR represents a substituted or unsubstituted condensed polycyclic aromatic ring residue formed by condensing two to four aromatic monocyclic rings, n represents the number of imide groups bonded to the ring AR, Am represents substituents A1 to An bonded to respective imide groups in their nitrogen atom, and m represents an integer of 1 to n, excluding the case where Am has a metallocene residue.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003194810-A (JP)
Title: Functional assay for agonist activation of acceptor
Inventor: WONG STEPHEN KWOK-FUNG
IPC: G01N33/15
Filed: 2002-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new functional assay with high throughput to activation of some kinds of agonist activation acceptors, such as α1A, α2A, H1, 5HT1A, 5HT2A, D2, and D3 acceptors.  <P>SOLUTION: This assaying method uses raised temperature, a cell line developing both of the acceptor and mixed G protein G15, and monitors release of agonist derivation Ca2+ with a fluorescent imaging plate reader (FLIPR). The magnitude of agonist deviation response is dramatically increased by executing the assay at temperature higher than the room temperature. This new assay is useful for selecting a compound effective for the treatment relating to the activation of some kind of neural acceptor.  <P>COPYRIGHT: (C)2003,JPO