baber/WOPTO huggingface dataset:
Patent JP-2003343742-A (JP)
Title: Sealing device utilizing magnetic fluid
Inventor: FUJISAWA NAOHIRO
IPC: F16J15/43
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealing device utilizing a highly reliable magnetic fluid with improved sealing performance.   <P>SOLUTION: A rotation shaft 2 has a first zone 10 including a highly corrosion resistant magnetic material to be easily processed on the outer periphery, and a second zone 11 including a magnetic material with high magnetic permeability on the inner peripheral side of the first zone 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003041989-A (JP)
Title: Fuel injection controller for internal combustion engine
Inventor: MAKI HIDETAKA
IPC: F02D21/08
Filed: 2002-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injection controller for an internal combustion engine determining whether or not an adaptive control system is unstable and restoring stability of the system when it is determined to be unstable. SOLUTION: A fuel injection quantity control means is provided for controlling a fuel injection quantity of a multicylinder internal combustion engine. The adaptive control system is provided comprising an adaptive controller matching a controlled variable comprising a detected air-fuel ratio or the like with a desired value by using an adaptive parameter θ hat regarding the fuel injection quantity as a manipulated variable, and an adaptive parameter adjusting mechanism calculating an adaptive parameter to be used in the adaptive controller on the basis of the controlled variable. It is discriminated whether or not the adaptive control system is unstable (S202-S204), and when it is discriminated that the adaptive control system is unstable, converging speed of the adaptive parameter adjusting mechanism is delayed (S206-S208).
Patent JP-2003110029-A (JP)
Title: Semiconductor device, trimming method thereof, and data memory circuit
Inventor: SASAKI MASAHIRO
IPC: G11C29/00
Filed: 2002-06-04
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device and a trimming method thereof whereby an increase in IC chip area and an increase in external terminals can be suppressed and retrimming is not performed after completion of the final adjustment in trimming. SOLUTION: Trimming means 2 comprises a selection circuit 5 for controlling switch elements s1, s2,... of nodal points p1, p2,... of a resistor circuit network 6 to select a designated nodal point px; trimming state memory circuits 41 to 4N each of which has a first switch Tr1 for writing H data in an EPROM of a plurality of bits, and outputs control signals d1 to dN at H and L data to the selection circuit 5; a serial interface circuit 3 for controlling the operations of the trimming state memory circuits 41 to 4N from series data DATA; and a rewriting prevention memory circuit 4C which detects an optimum trimming state in a test mode, writes this state in the EPROM in a writing mode, decides correct data in a verifying mode, and prevents a retrimming operation thereafter.
Patent JP-2004014627-A (JP)
Title: Silicon insulator substrate and method for manufacturing the same
Inventor: SADAMITSU SHINSUKE
IPC: H01L21/322
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a SOI (silicon insulator) substrate and a method for manufacturing the same by which a stable gettering effect is obtained, the number of manufacturing processes is reduced, a time for manufacturing the SOI substrate is reduced, and the film thickness of a SOI layer is controlled easily and which are suitable for manufacturing the SOI substrate having a thin-film SOI layer.  <P>SOLUTION: Since openings 10c and 10d are formed at an embedded silicon oxide film 10b by dry etching and the SOI layer 10A is connected partially with a wafer 20 for a supporting substrate at a connection area part X, iron and nickel in the SOI layer 10A can be captured to the gettering site of the wafer 20 via the connection area part X. As the result, the stable gettering effect is obtained on the entire surface of the wafer, the number of manufacturing processes of the SOI substrate is reduced, the time for manufacturing the SOI substrate is reduced, the film thickness of a SOI layer is controlled easily, and the method is suitable for manufacturing the SOI substrate having the thin-film SOI layer 10A.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013622-A (JP)
Title: Pressure control valve
Inventor: NAKAMURA YOICHI
IPC: G05D16/06
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pressure control valve for performing stable and highly precise differential pressure control regardless of the change of flow rate.  <P>SOLUTION: This pressure control valve is provided with a diaphragm device 35 for driving a valve body 20 to the direction of a valve shaft according to a differential pressure between the pressure of a first pressure receiving chamber 41 and a second pressure receiving chamber 42, and also, a large diameter part 45 for driving the valve body 20 to the valve closing direction according to a differential pressure between a primary pressure Pa1 and a secondary pressure Pa2 in the middle of a valve stem 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003045025-A (JP)
Title: Magnetic transfer device
Inventor: HASHI HIDEYUKI
IPC: G11B5/86
Filed: 2002-06-10
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic transfer device for carrying out accurate magnetic transfer in order to manufacture a high-quality disk where the size of a very small projection formed during magnetic transfer is reduced so as not to cause no problems, and no errors occur during recording/reproducing. SOLUTION: By executing the step of magnetic transfer for a magnetic disk after the operation of bonding and pressure-feeding between a dummy disk and a magnetic transfer master, the abnormal projection on the surface of the magnetic transfer master is smoothed, and a foreign object is removed.
Patent JP-2004011344-A (JP)
Title: Locking mechanism of storage
Inventor: SHIMOYAMA MIKIO
IPC: E05B17/20
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a locking mechanism of a storage for storing and keeping an article of value or the like, wherein a simple and economical auxiliary lock mechanism raising reliability is realized, opening a door by a dishonest unlocking act is hindered, and security is enhanced.  <P>SOLUTION: The locking mechanism of the storage for storing and keeping an article of value or the like consisting of a closed structure of a box-like enclosure and having a lock mechanism 30 locking/unlocking the door 10 provided to one surface of the box-like enclosure (storage 1) in an openable manner by a predetermined operation, includes a lock mechanism 40 provided to the inside of the door 10 for locking the door 10 in the locking direction in response to an external action when the dishonest unlocking act is made to the lock mechanism 30 by the external operation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023320-A (JP)
Title: Image processor
Inventor: IWADATE MASAHIRO
IPC: G06T1/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To automatically adjust a printing position on the basis of stored position information when desired recording paper is designated later.  <P>SOLUTION: Position information of an image previously printed on the recording paper is read, and the position information is associated with paper identification information and stored. A scanner part 1 detects position information of an image recorded on a recording medium, and an image input-output control part 3 adjusts an image output position on the recording medium to form an image on the basis of the detected position information and position information following the stored paper identification information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018647-A (JP)
Title: Moldability modifier for polypropylene-based resin and polypropylene-based resin composition containing the same
Inventor: ZANKA YUKITO
IPC: C08K3/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moldability modifier for polypropylene-based resins, enabling the physical properties of the resins to be controlled by being compounded as a 3rd component, and to provide a polypropylene-based resin composition containing the modifier, suitable for automotive exterior parts or the like, exhibiting good appearance and excellent in molding processability.  <P>SOLUTION: The moldability modifier consists of a propylene-ethylene block copolymer composed of propylene homopolymer segments and propylene-ethylene random copolymer segments, wherein the propylene homopolymer segments are such as to be formed by single stage or multistage polymerization, ≥500 g/10min in MFR and 50-98 wt.% in content. The MFR of the whole propylene-ethylene block copolymer is ≥100 g/10min and the die swell ratio 1.2-2.5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017484-A (JP)
Title: Printing device
Inventor: KAWAMURA YOSHIAKI
IPC: B41J29/38
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing device which can print out immediately after working-up of a manuscript by transmitting an "occupancy time designation command" to a printing device and producing an occupied state for a specified period of time.  <P>SOLUTION: The printing device has a means for analyzing the "occupancy time designation command", a means for storing in a supplementary storage device printing jobs transmitted from a second host computer for a constant period of time from an appointed time of day, a means for computing a completion preselected time of printing of received printing jobs, a means for retreating a part or the whole of printing jobs to the supplementary storage device when the computed completion preselected time exceeds an occupancy appointed time of day, and shifting the printing device to an "occupancy mode" of waiting for casting of printing jobs from the host computer, a means for analyzing an "occupancy mode release command", and a means for shifting the printing device from the "occupancy mode" to a "normal mode" by the designation by the "occupancy mode release command" or after a specified period of time has passed from the designated occupancy time of day.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017099-A (JP)
Title: Method for manufacturing hollow product
Inventor: FUJINO MASAKAZU
IPC: B22C9/10
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method for a hollow product by which the hollow product having a high-quality and high durability in which air bubbles, or the like, are not contained is manufactured by realizing the flowing having high directivity by reducing the change in the flowing direction of poured molten metal and decreasing the amount of entrainment of the air in the molten metal, and in which the lowering of the temperature of the molten metal is prevented and casting defects such as cold shut are effectively prevented.  <P>SOLUTION: By using a core 3 having a structure in which a runner 31 in a die is formed from the position corresponding to the inlet 4 of a die cavity 2 to the center part of the mold cavity in a core and also the runner 31 in the core is bent or branched radially toward a region where the outer extended part of the cavity 2, molten metal is filled into the cavity 2 through the runner 31 in the core.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019285-A (JP)
Title: Divided type arcuate culvert
Inventor: WATANABE KEIICHI
IPC: E03F3/04
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure and an assembling method facilitating conveyance and assembly by dividing a large-sized arcuate culvert into four or more parts.  <P>SOLUTION: This divided type arcuate culvert 10 comprises a lateral pair of precast sidewall members 1 provided in part with bottom slabs 5 projecting inward, and an arcuate precast top member 3. The precast top member 3 is placed on the top of the precast sidewall members 1 and joined with bolts.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017004-A (JP)
Title: Method and apparatus for discharging liquid medium and method for manufacturing optical member
Inventor: IWATA YUJI
IPC: G02B1/11
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for easily discharging a liquid medium uniformly and a method for manufacturing an optical member.  <P>SOLUTION: The position and surface shape of the discharge-receiving surface of a discharge-receiving object 1, to which the liquid medium having fluidity is discharged, in the liquid medium discharging direction, are recognized. A liquid drop discharging head 30 having a plurality of nozzles for discharging the liquid medium is moved relatively to the object 1 on the basis of the recognized position and surface shape of the discharge-receiving surface in such a state that the head 30 is faced to the discharge-receiving surface while leaving the prescribed gap between them. The liquid medium is discharged onto the discharge-receiving surface of the object 1 in the described range from each of the nozzles of the head 30 by moving the head 30 as mentioned above. As a result, the liquid medium can be discharged uniformly onto the surface of the object 1 according to the surface curvature or the like of the object 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003083833-A (JP)
Title: Abnormality detection method of heat exchanging process
Inventor: MORI YASUHIKO
IPC: F28F27/00
Filed: 2002-06-24
Abstract: PROBLEM TO BE SOLVED: To provide an abnormality detection method of a heat exchanging process capable of detecting a leak of process fluid quickly and easily, in the heat exchanging process between a heat medium and the process fluid. SOLUTION: In this heat exchanging process for exchanging heat between the heat medium and the process fluid, a gas component generated by contact between the heat medium and the leaked process fluid is detected by a gas detector 5 in a gas phase part 7 in a heat medium tank 4. For example, the heat medium is a fused salt including sodium nitrite, and the process fluid includes one or more kinds of compounds selected from a group comprising chlorine, hydrochloric acid, hydrogen sulfide and methyl mercaptan, and the generated gas component is a nitrogen oxide or a combustible gas.
Patent JP-2003051726-A (JP)
Title: Broad-band biasing system for biasing electronic circuit and amplifier incorporating the system
Inventor: MOUZANNAR WISSAM
IPC: H03F3/68
Filed: 2002-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a biasing system suitable for broadband power applications. SOLUTION: The biasing system for biasing an electronic circuit includes a resistor connected in series with a transmission line which has a characteristic impedance substantially equal to the resistor and comprises a conductive line and a plurality of current sources distributed along the conductive line. The biasing system can be used as a biasing and/or matching supply for every type of broadband low-noise power applications requiring high bias currents.
Patent JP-2004029487-A (JP)
Title: Curved surface-like liquid crystal display
Inventor: KOYAMA YOSHIHIDE
IPC: G02F1/1333
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly reliable curved surface-like liquid crystal display whose curved surface is easily formed, wherein display quality is maintained by flexibly receiving stress, even when the stress acts on the surface thereof.  <P>SOLUTION: The curved surface-like liquid crystal display 100 is provided with first and second curved surface substrates 11 and 12 disposed at an interval so as to be opposed to each other. A first electrode 14 is provided on the opposed surface side of the first curved surface substrate 11. A second electrode 16 is provided on the opposed surface side of the second curved surface substrate 12, and a plurality of block-like spacers 18 are fixed to the opposed surface side of the second curved surface substrate 12. A liquid crystal layer 13 is provided between the first and the second curved surface substrates 11 and 12. The block-like spacers 18 are slenderly formed so as to be extended in the direction crossing the curved direction of the first and the second curved surface substrates 11 and 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031851-A (JP)
Title: Exposure method, mask manufacturing method, and semiconductor device manufacturing method
Inventor: ONUMA EIJU
IPC: G03F1/22
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a misregistration and transformation of a transferred image (distortion of a pattern width) and the like arising from the direction of a mask pattern even if extremely short ultraviolet light is obliquely incident upon a reflection type mask in lithography.  <P>SOLUTION: The method splits pattern components 11a and 11b of a mask pattern according to directions of projective vectors of extremely short ultraviolet light, uses reflection type masks 12a and 12b of each direction comprised only of a set of pattern components oriented in the same direction to do a sequential pattern transfer onto an exposure object 8, and when switching from a certain reflection type mask 12a to another reflection type mask 12b, turns the other reflection type mask 12b and the exposure object 8 so that the angle with the projective vector is the same as the angle of the certain reflection type mask 12a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003018966-A (JP)
Title: Cooking method outside hospital
Inventor: KOMIYA HIDENORI
IPC: A23L5/10
Filed: 2002-07-01
Abstract: PROBLEM TO BE SOLVED: To provide a cooking method outside hospital capable of efficiently supplying hot dishes to patients according to orders received from hospitals. SOLUTION: This cooking method outside hospital comprises pretreating dishes according to a pretreatment instruction, cooking pretreated food materials according to a cooking instruction, dishing cooked dishes on trays according to a dishing instruction, loading the trays with dishes on cook chill carts 65 in a cold storage mode according to a cart list 64 and setting the timer and then delivering the cook chili carts 65 to hospitals according to a delivery instruction 66. Each hospital serves the delivered dishes to patients and about 30 min before the service, the timer starts to work and the cook chill cart 65 is changed in from a cold storage mode to a heating mode, thus the patients can eat hot dishes.
Patent JP-2004040302-A (JP)
Title: Network facsimile machine
Inventor: TAKAHASHI JUN
IPC: H04N1/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network facsimile machine which effectively obtains communication control information thoroughly, to improve the convenience for users.  <P>SOLUTION: The network facsimile machine sends a communication control report about communication result information by mail to a previously registered address, when specified conditions are met.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033607-A (JP)
Title: Tray for vial container
Inventor: KOHAMA HIRONOBU
IPC: A61J1/14
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a convenience that, after a vial container covered with a protecting cap is taken out of a tray for the vial container, a medicament held in a vial container body can always and quickly be employed.  <P>SOLUTION: The tray for the vial container is for holding the vial container, wherein a vial container holding portion for holding the vial container and a protecting cap removing section for removing the protecting cap put on the cap portion of the vial container are included.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034143-A (JP)
Title: Method and apparatus for manufacturing motor core
Inventor: HOSOKAWA NORIYUKI
IPC: B21D28/02
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method and apparatus for a motor core which can minimize an air gap without taking any shaving margin, and can prevent floatation of a scrap in a small teeth portion particularly in the case of a stepping motor core, in a process to punch a stator successively after punching of a rotor using a progressive die.  <P>SOLUTION: In the manufacturing process of the motor core which punches out a stator core after punching of a rotor core from a core material 2 coil using the progressive die 1, the air gap portion 31 remains between an punched hole of an outer diameter of the rotor core punched first and an inner diameter of the stator core to be punched later. The air gap portion is half-punched in a range of the material thickness with its top and bottom surfaces pinched by the punch 27 and a supporting member 29 on a die 28 side, and then the half-punched air gap portion 31 is punched out as a scrap.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004038096-A (JP)
Title: Polarization conversion element and liquid crystal projector provided with the same
Inventor: MIYASHITA TOSHIYUKI
IPC: G02B5/04
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polarization conversion element which is low-cost and has high cooling efficiency and is superior in heat resistance.  <P>SOLUTION: The polarization conversion element has a polarizing beam splitter 30 for separating an incident luminous flux (P+S) into first and second luminous fluxes having different polarized components, a phase difference plate 40 for converting polarized components of the first luminous flux to those of the second luminous flux, and a heat-conductive transparent substrate 15 which is provided between the polarizing beam splitter 30 and the phase difference plate 40 and has a prescribed heat conductivity. The heat-conductive transparent substrate 15 can be divided into a plurality of parts, and sapphire can be used as the material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042696-A (JP)
Title: Seat
Inventor: OTAKI HIDEKI
IPC: B60N2/06
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low cost seat making a space between a lower face of a cushion seat and a floor a foot space of a person seated on a rear seat.  <P>SOLUTION: This seat is composed of one set of seat slides 153 in the forward and backward directions provided along the forward and backward directions of a vehicle, one set of horizontal direction seat slides 159 provided along the direction of width of the vehicle on the seat slides 153 in the forward and backward directions, a first plate 203 which is fixed to an upper rail 163 of the horizontal direction seat slide on a rear side of one set of the horizontal direction seat slides 159, to which a belt anchor is attached, and in which a hook part having substantially J-shaped cross section is formed in a lower part, and a second plate 207 which is fixed to an upper rail 157 of the seat slide 153 in the forward and backward directions and in which the hook part having substantially J shape of the first plate 203 can be engaged and a hook part having substantially reverse J-shaped cross section is formed on the floor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047542-A (JP)
Title: Chip quality determining method, chip quality determining program, marking mechanism using the program, and fault generation analyzing method of wafer
Inventor: YANAI HIROKAZU
IPC: H01L21/66
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To determine quality of chip, while the quality is guaranteed for a defective wafer including partial faults.  <P>SOLUTION: The number of defective chips (refer to mark ×), among a plurality of chips within the setting range near the chip, is calculated, based on the result of wafer test result of the wafer 1, as a first index for all proper chips including the proper chips 4, 6, 7, 8, the number of defective chips as the preset first threshold is compared with the first index calculated in the first index calculating step; and when the first index is equal to or larger than the first threshold, a proper chip as the determination object is determined as being a defective chip.  <P>COPYRIGHT: (C)2004,JPO