baber/WOPTO huggingface dataset:
Patent JP-2005209569-A (JP)
Title: Control method and control unit of fuel and air for fuel cell
Inventor: TAKAMURA RYOJI
IPC: H01M8/04
Filed: 2004-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a direct methanol type fuel cell device capable of preventing consumption of a methanol aqueous solution fuel caused by methanol crossover in a state that power generation is not carried out.  <P>SOLUTION: In the direct methanol type fuel cell 10, it has a mechanism that a fuel flow passage through which the fuel flow is closed when the fuel cell is not generating electric power. In other word, by stopping a fuel pump 21, supply of the fuel 50 is stopped. Therefore, even if a fuel of anode 2 side of a fuel electrode is transferred to the cathode 3 side due to methanol crossover, wasteful fuel consumption is prevented.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004317484-A (JP)
Title: Vibration angular velocity sensor
Inventor: HIGUCHI YUJI
IPC: G01C19/5719
Filed: 2004-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vibration angular velocity sensor capable of reducing the dispersion in the same-phase noise appearing in an angular velocity detection waveform of each sensor, and a same-phase noise level remaining in a differential waveform, independent of factors therein, so as to enhance the angular velocity detection precision, in an angular velocity sensor structure for outputting the differential waveform between two vibration sensor units, and a magnetic sensor regulation method wherein the edge phase of a detected waveform is hardly dispersed.  <P>SOLUTION: A differential amplification circuit 22 for computing the differential waveform between the first angular velocity detection waveform J1 and the second angular velocity detection waveform J2 is provided to off-set the same phase components acting on oscillators 4a, 4b of the first and second sensor units 100, 200 in an angular velocity detection direction y. Input gain regulating circuits 31, 32 are provided to regulate at least one out of an input gain of the first angular velocity detection waveform J1 and an input of the second angular velocity detection waveform J2 input into the amplification circuit 22, in order to reduce the remaining of the same phase components in the obtained differential waveform.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217676-A (JP)
Title: Random number generation sharing system, encryption communication apparatus, and random number generation sharing method used for them
Inventor: TAJIMA AKIO
IPC: H04L9/22
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an encryption communication apparatus in which a connection opposite party of a sender and a connection opposite party of a recipient can confirm whether or not a sender terminal and a recipient terminl are respectively legitimate, and which can prevent interception of an encryption key through the connection of an illegitimate apparatus and interpretation of data by the intercepted encryption key, and realizing production and sharing of secure encryption keys and encryption communication.  <P>SOLUTION: The encryption communication apparatus 1 of the sender side and the encryption communication apparatus 2 of the recipient side autonomously generate encryption keys by key generating sections 11, 21, store the generated keys to encryption key memories 13, 23 respectively, and store part of the keys to authentication memories 12, 22. The keys stored in the authentication memories 12, 22 are used for mutual authentication when the encryption communication apparatus 1 of the sender side is connected to the encryption communication apparatus 2 of the recipient side.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004129500-A (JP)
Title: Rotor and its production method
Inventor: TAKAGI MASAHIRO
IPC: H02K15/02
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that a shaft is bent or flawed with force applied by press fitting, for press fitting the shaft to a rotor core assembly in assembling a rotor for a motor.  <P>SOLUTION: The fitting of an internal diameter 4b of the rotor assembly 2 for inserting the shaft and an external diameter 3a of the shaft 3 is made a clearance fit, an end face 2d of the rotor and the shaft 3 are connected by welding, so as to make work without performing press fitting, the shaft is prevented from flawed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2005217223-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: KAWASHIMA HIROYUKI
IPC: H01L21/768
Filed: 2004-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device for reducing a load for a resist patterning process, and for reducing the dielectric constant of the interlayer insulating film in forming a dual damascene structure in an interlayer insulating film.  <P>SOLUTION: A first insulating film (SiOC film) 6, a second insulating film (organic film) 7, a first mask formation layer (SiOC film) 21, a second mask formation layer (SiO<SB>2</SB>film) 22, and a third mask formation layer (SiN film) 23, are successively formed; and the third mask formation layer 23 is patterned so that a third mask 23A having a wiring groove pattern can be formed. A resist mask 12 is formed at the upper part, and etched to the second insulating film 7 so that a connection hole can be opened. The second mask formation layer 22 is etched from the upper part of the third mask so that a second mask having a wiring groove pattern can be formed, and the first insulating film 6 is etched to the middle so that the connection hole can be dug. The first mask formation layer 21 is etched from the upper part of the second mask so that the first mask having the wiring groove pattern can be formed, and the first insulating film 6 is etched so that the connection hole can be opened. The second insulating film 7 is etched from the first mask to the second mask so that a wiring groove 16 can be formed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005214345-A (JP)
Title: Power transmission chain, manufacturing method thereof and power transmission
Inventor: YASUHARA SHINJI
IPC: F16G5/18
Filed: 2004-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To prevent lowering of power transmission efficiency due to mutual frictional contact of two or more links of a power transmission chain.  <P>SOLUTION: A chain 2 includes: plate-like links 2 arranged in two or more lines; a power transmission pin 3 connecting the corresponding links 2 to each other; and a strip 4 a little shorter than the transmission pin 3. The transmission pin 3 and the strip 4 are pressed in through holes 7 of a pair of link ends 5, 6 of each link 2 in some case, and loosely fitted thereto in some case. A clearance gap S is provided between the links 2 adjacent to each other in the width direction W of the chain. Thus, in driving the chain 1, the adjacent links 2 are prevented from coming to frictional contact with each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005185271-A (JP)
Title: Cell membrane-permeable peptide nucleic acid
Inventor: IKEDA HISAFUMI
IPC: C07F5/00
Filed: 2004-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure of a precursor comprising a peptide oligomer having cell membrane permeability, and to provide a structure of a peptide nucleic acid (PNA) oligomer.  <P>SOLUTION: This compound comprising the PNA oligomer is expressed by general formula (1) [B's are identical to or different from each other and are each adenine, guanine, cytosine or thymine; R is an arginine residue formed by eliminating a hydroxy group (-OH) from arginine; R<SB>1</SB>and R<SB>2</SB>are each H, an amino acid derivative or a functional carboxylic acid derivative; a to h are each an integer of 0 to 10; and m is an integer of not less than 1, and x<SB>1</SB>to x<SB>3</SB>, y<SB>1</SB>, y<SB>2</SB>, and z<SB>1</SB>to z<SB>5</SB>are each an integer of not less than 0, provided that, x<SB>1</SB>+x<SB>2</SB>+x<SB>3</SB>≥1, y<SB>1</SB>+y<SB>2</SB>≥1, z<SB>1</SB>+z<SB>2</SB>+z<SB>3</SB>+z<SB>4</SB>+z<SB>5</SB>≥1, m×x<SB>1</SB>≥5 when x<SB>1</SB>is not 0, m×x<SB>2</SB>≥5 when x<SB>2</SB>is not 0, and m×x<SB>3</SB>≥5 when x<SB>3</SB>is not 0].  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005221325-A (JP)
Title: Acceleration sensor module
Inventor: MIURA HISANORI
IPC: G01P15/125
Filed: 2004-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an acceleration sensor module unaffected by noise in a power source voltage even in cases where a clock is utilized for converting capacitance into a voltage since a sensor part is of a capacitance type.  <P>SOLUTION: This acceleration sensor module comprises: a sensor part 30 including a capacitance type detection part 32 mounted on a front part and/or a side part of a vehicle for detecting acceleration of the vehicle and a conversion part 34 for converting capacitance into a voltage; and an adjustment part 40 including an AD converter 46 for AD-converting an output of the conversion part, a communication circuit 48 for sending the output of the AD converter to a collision determination part, a power source part 42 for supplying electric power to the AD converter, to the communication circuit, and to the sensor part, and an oscillator 44 for supplying a clock to the AD converter and to the conversion part of the sensor part.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005219615-A (JP)
Title: Electric motor control device and hydraulic brake device
Inventor: NAKAMURA EIJI
IPC: B60T13/66
Filed: 2004-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To suppress heating of a semiconductor switch in an electric motor control device including a circuit for low speed rotation provided with a semiconductor switch and a circuit for high speed rotation provided with a mechanical switch.  <P>SOLUTION: When the temperature of the semiconductor switch is lower than a second set temperature, both of determinations in S3 and S4 become NO, and the semiconductor switch is duty-controlled so that rotational speed of the electric motor may be close to a target value in S5 to S7. When the temperature is lower than a first set temperature and higher than the second set temperature, the determination in S4 becomes YES, and the semiconductor switch is made a continuous ON state in S8. When the temperature becomes higher than the first set temperature, the determination in S3 becomes YES, and the semiconductor switch is made a continuous OFF state and the mechanical switch is made a continuous ON state in S9. As a result, the rotational speed of the electric motor can be controlled, while suppressing heating of the semiconductor switch.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004270032-A (JP)
Title: Thermal barrier coating member and its producing method
Inventor: MATSUMOTO MINEAKI
IPC: F02C7/00
Filed: 2004-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve thermal barrier performance with low thermal conductivity of a ceramic thermal barrier layer and to restrain the deterioration by sintering and to exhibit the excellent thermal resistance and the durability for a long term, even in the case of applying to a high temperature member, such as gas turbine and jet engine.  <P>SOLUTION: In a thermal barrier member, a thermal barrier coating layer 3 is formed with an electron beam physical vapor deposition method (EB-PVD) through a metallic combined layer 2 on the surface of a metallic base material 1. The thermal barrier coating layer 3 is composed of a columnar structure of a stabilized zirconia (ZrO<SB>2</SB>) or a stabilized ZrO<SB>2</SB>-HfO<SB>2</SB>solid solution containing a stabilizer and further, has constitution containing 0.1-10 mol% lanthanum oxide (La<SB>2</SB>O<SB>3</SB>). As the stabilizer, it is desirable to use at least one kind selected from Y<SB>2</SB>O<SB>3</SB>, Er<SB>2</SB>O<SB>3</SB>, Gd<SB>2</SB>O<SB>3</SB>, Yb<SB>2</SB>O<SB>3</SB>, Nd<SB>2</SB>O<SB>3</SB>, Pr<SB>2</SB>O<SB>3</SB>, CeO<SB>2</SB>and Sc<SB>2</SB>O<SB>3</SB>.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005219670-A (JP)
Title: Cab headlining supporting member
Inventor: OKAJIMA RIE
IPC: B62D33/06
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cab headlining supporting member capable of processing a rear edge portion of a front portion and a front edge portion of a rear portion of a headlining used while being divided into a front side and a rear side, without giving visual discomfort from the inside of a driver's seat.  <P>SOLUTION: The cap headlining supporting member is disposed in a right and left corner portion at a border between a front portion 20 and a rear portion 30 of a cab headlining, and has curvature equal to the right and left corner portion of a cab roof. An end portion on a cab roof center portion side is engaged with a curtain rail end portion 5e.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005226661-A (JP)
Title: Seal structure
Inventor: MATSUZAKI TSUTOMU
IPC: F16J15/10
Filed: 2004-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a space-saving and low-cost seal structure for effectively preventing the leakage of carbon dioxide to the outside for a long period under high temperature working circumstances.  <P>SOLUTION: The seal structure comprises a gas distribution space 3 in which high pressure carbon dioxide is distributed, formed by joining a plurality of outer wall members 2, 6 to each other, the adjacent outer wall members 2, 6 being sealed with each other. Between the mutual joint surfaces of the outer wall members 2, 6, a first seal ring 50 which is arranged on a high pressure side near the gas distribution space 3 for preventing the permeation of the carbon dioxide and a second seal ring 51 which is arranged on a low pressure side located outside of the first seal ring 50 for preventing the permeation of oxygen are laid in one unit. The first and second seal rings 50, 51 in one unit are fixed and arranged in a seal groove 50a formed between the mutual joint surfaces of the outer wall members 2, 6.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005224110-A (JP)
Title: Method for detecting polynucleotide or oligonucleotide and micro fluid device
Inventor: TAKADA TETSUO
IPC: G01N37/00
Filed: 2004-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for rapidly detecting the presence or absence or amount of a polynucleotide or an oligonucleotide having a target base sequence in a specimen solution with good accuracy, especially a method for detecting SNP (single nucleotide polymorphism) or single nucleotide mutation.  <P>SOLUTION: The method for detecting the polynucleotide or oligonucleotide comprises bringing the specimen solution containing the polynucleotide or oligonucleotide which is the object of detection into contact with each probe-immobilizing part of a micro fluid device having a porous layer where a probe is immobilized on the surface in each capillary-like channel, then washing the probe-immobilizing part, removing components of the specimen solution unbound to the probe and subsequently measuring the fluorescence intensity of the probe-immobilizing part. In the method, the transmittance of light at 670 nm wavelength in a site for measuring the fluorescence intensity of the porous layer where the probe is immobilized is 10-60% and the measurement of the fluorescence intensity is made at ≥650 nm wavelength.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004215290-A (JP)
Title: Cdma cellular radio transmission system
Inventor: WIEBKE THOMAS
IPC: H04W52/04
Filed: 2004-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To avoid the lack of a channelization code without using a new non-orthogonal channelization code in a CDMA cellular radio transmission system.  <P>SOLUTION: An existent channelization code is more effectively utilized. On the transmitting side, a signal source is modulated by using a channelization code having a length corresponding to a spread factor. The signal generated by modulation is transmitted over a radio link. The spread factor is made adaptable to the modulation processing. On the receiving side, when receiving the modulated signals, the spread factor made adaptable to modulation is determined and employed during the demodulation.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2005228848-A (JP)
Title: Method for inspecting and manufacturing simox wafer
Inventor: TSUNEMORI TAKEHIRO
IPC: H01L21/66
Filed: 2004-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide the inspecting method of an SIMOX wafer, with which penetration defects affecting a device process can speedily be estimated with very high probability, without actualizing the defect as an HF defect and non-destructively.  <P>SOLUTION: A silicon wafer 11, in which oxygen ions are poured for multiple times, is heat-treated. Thus, the presence or the absence of the penetration defect 13a is inspected through an SOI layer 13 of the SIMOX wafer 10 where an SOI layer 13 is formed on an embedded oxide film layer 12. More specifically, position data on particles existing on a surface of the silicon wafer 11 are measured, whenever oxygen ions are implanted, and a plurality of particle maps are formed. Then, a plurality of the particle maps are analyzed. Consequently, the number of penetration defects 13a of the SIMOX wafer 10 is estimated prior to carrying out the heat treatment.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005228043-A (JP)
Title: Equipment having jog dial input device and display using the same
Inventor: KINO YASUYUKI
IPC: G06F3/0362
Filed: 2004-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To apply a jog dial input device to portable equipment with a compact display.  <P>SOLUTION: This jog dial input device 10 is configured so that a cylindrical jog dial part 11 having a first rotational quantity detector and a push operation detecting part can be installed so as to be rotatable at the upper part of a frame 21, and that the frame 21 can be formed so as to be turned by a shaft 27 in a direction orthogonal to the shaft 13 of a jog dial 12. The input device 10 is installed so as to be turned at the upper right corner part of a portable telephone set or the like by the shaft 27. The frame 21 is provided with a second rotary amount detector which detects the rotary amounts of the frame 21. The portable equipment having the input device 10 is configured so that the Y axial position of a cursor on the display can be set by rotating the jog dial 12 with one finger gripping the equipment, and that the X axial position of the cursor can be set by turning(sliding) the jog dial 12 with the shaft 27 as a center, and that the X/Y setting positions can be inputted by pushing the jog dial 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005225371-A (JP)
Title: Pneumatic tire
Inventor: NISHIGATA HIROSHI
IPC: B60C11/11
Filed: 2004-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of further suppressing partial wear.  <P>SOLUTION: A first transverse groove 16 and a second transverse groove 18 are formed in a land part located between a pair of circumferential grooves 14. A block end with a relatively large circumferential length and a rib end with a relatively short circumferential length are provided between the transverse grooves, and the rib end is set to be higher than the block end. Thus, the contact pressure of a part in the vicinity of the relatively small circumferential length with the road surface is increased, the movement of the part in a vicinity of the rib end is suppressed when the tire is brought into contact with the ground, and the wear is suppressed. The wear in the vicinity of the rib end can be set to be equivalent to that in a vicinity of the block end, and the partial wear can be suppressed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005229781-A (JP)
Title: Device for pressing stacked work
Inventor: YAMADA MASAHIRO
IPC: H02K15/02
Filed: 2004-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device capable of pressing a work stacked on a stacking jig in the stacking direction while enhancing work efficiency.  <P>SOLUTION: A jig 22B for stacking a layer plate 19 is provided with a connecting rod 38 movable in the stacking direction of the layer plate 19, and the connecting rod 38 is connected with a retracting rod 152 on the supporting unit 47 side when the stacking jig 22B is mounted on the supporting unit 47. When the supporting unit 47 elevates and the uppermost layer plate 19 on the stacking jig 22B approaches the surface pressure block 181 of a pressure unit 129, a connecting bar 182 on the pressure unit 129 side is connected with the connecting rod 38. When the retracting rod 152 is drawn in downward under that state, the surface pressure block 181 receives reaction to press the layer plate 19 in the stacking direction between the surface pressure block 181 and the stacking jig 22B.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005233680-A (JP)
Title: Fluid leakage of pipeline search system and its search method
Inventor: IMAIZUMI MASAYUKI
IPC: G01M3/20
Filed: 2004-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To recognize the leaking point of a pipeline correctly, and to speed up and simplify the process for specification of the leakage position.  <P>SOLUTION: The fluid leakage of the pipeline search system 2 is constituted such that the search device 4 is arranged in the pipeline 3 laid under the ground, from which the fluid has evacuated. The leakage search device 4 is provided with the neutron moisture meter 20 provided with upper and lower detector parts 20A-20C for measuring thermal neutrons passed through the upper and lower soil of the pipeline 3 emitted from the radiation source RS, and deduces the measurement positions on the pipeline 3 and each measurement data (counts) corresponding to the measurement positions by controlling the travelling of the leakage search device 4 so as to determine the water leakage position on the pipeline 3. When the measurement data of the lower detector parts 20A, 20B are hidden by the back ground of the upper detector part 20C, the increasing/decreasing pattern for each measurement is measured and the filter processing is performed for extracting the number of measurements showing the same pattern continuing predetermined times, and thus, the correct leakage position is determined.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005236461-A (JP)
Title: Power line communication network
Inventor: SUGANO TAKESHI
IPC: H04B3/56
Filed: 2004-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To configure a power line communication network capable of communicating between different power lines by simply superposing a power line communication signal.  <P>SOLUTION: The power line communication network comprises three or more power lines 41-43, terminals A and B connected, respectively, with at least two power lines 42 and 43 to perform communication with each other, and first couplers 44 and 45 performing high frequency coupling of the power lines 41-43. The first couplers 44 and 45 comprise a first magnetic core 44a inserted with one power line 42 and a second magnetic core 44c inserted with another power line 41, and first and second conductor lines 44b and 45b wound around the first and second magnetic cores, respectively, wherein the first and second conductor lines 44b and 44d are connected to form a loop.  <P>COPYRIGHT: (C)2005,JPO&NCIPI