baber/WOPTO huggingface dataset:
Patent JP-2004277963-A (JP)
Title: False twist yarn and method for producing the same
Inventor: NAKAZAWA MOTONOBU
IPC: D02G1/02
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a false twist yarn having uniform fineness over the whole length of the yarn and having alternately arranged deep colored parts and light colored parts and provide a method for producing the yarn.  <P>SOLUTION: The false twist yarn has uniform fineness over the whole length of the yarn and high density parts of the polymer constituting the yarn and low density parts of the polymer are alternately arranged in longitudinal direction. The false twist yarn having uniform fineness over the whole length of the yarn and composed of high polymer density parts and low polymer density parts alternately arranged in longitudinal direction is produced by keeping a draw ratio of a feed roller 1 and a drawing roller 2 at a definite level and carrying out the draw false-twisting of an undrawn yarn while varying the rotational speed of a friction false twisting means 5.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004281971-A (JP)
Title: Integrated circuit
Inventor: JO SEISHO
IPC: H01L27/115
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a single poly-nonvolatile memory cell which can be fabricated through an integrated ordinary logic process of SOC fabrication process operable on low voltages in order to simplify the process.  <P>SOLUTION: The integrated circuit comprises a core circuit, and an I/O circuit fitted with an array of single poly-nonvolatile memory cells each comprising a first transistor 201 connected in series with a second transistor 202. The first transistor 201 and the second PMOS transistor 202 are formed in the well of a semiconductor substrate. The first transistor 201 includes a single poly-floating gate 306, a first drain region 302 and a first source region while the second transistor 202 includes a single poly-select gate and a second source region wherein the first source region of the first transistor serves as the drain region of the second transistor.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285638-A (JP)
Title: Power generation type electric lock
Inventor: TAKAHASHI TOSHIAKI
IPC: E05B47/00
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power generation type electric lock, dispensing with electric wiring work for the electric lock and readily fitted to a door to be used.  <P>SOLUTION: In this power generation type electric lock 1, an electric lock mounted on a hinged door is provided with a hand power generator 8 as a power source for driving the lock body of the electric lock.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004286114-A (JP)
Title: Inner face repairing device for steel pipe structure
Inventor: TSUJIMARU TOSHIHIKO
IPC: G01B21/00
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inner face rust removing treatment device for a steel pipe structure particularly suitable to, mainly, an inner face rust removing treatment process and easy to operate from the outside by allowing wide-rage application to an inner face checking process for the steel pipe structure, an inner face rust removing treatment process in accordance with the checking result and an inner face rust preventing treatment process after removing rust.  <P>SOLUTION: The inner face repairing device 200 for the steel pipe structure checks the corrosive condition of the inner face of a steel pipe member A of the steel pipe structure 100 via an opening possible portion C and removes rust from a detected rust removal portion and gives rust preventing treatment thereto. The inner face repairing device 200 is inserted through the opening possible portion C. The device 200 being held inside the member is moved for checking the inner face of the member with cameras 217, 218. When the rust removal portion J is detected, its position and size are measured. Then, an inner face rust removing/rust preventing treatment device 400 is inserted to the detected rust removal portion and held inside the member and the rust removal portion is identified by a camera 324a. The device 400 is applied to the rust removal portion for removing the rust with grinding operation and the removal of the rust is identified by the camera 324a. The rest removal portion is coated by the device 400 and the coated condition is identified by the camera 324a.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004006732-A (JP)
Title: Laminated semiconductor substrate and optical semiconductor element
Inventor: KUSHIBE MITSUHIRO
IPC: H01L33/06
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost high-property optical semiconductor element for a long wavelength by using a GaAs substrate.  <P>SOLUTION: The optical semiconductor element comprises a substrate 10 composed of GaAs and provided with a first surface and a second surface opposite to each other; a buffer layer 2 composed of In<SB>j</SB>Ga<SB>1-j</SB>As<SB>1-k</SB>N<SB>k</SB>(0≤j≤1, 0. 002≤k≤0.05) formed on the first surface of the substrate 10; a first conductive type clad layer 3 formed on the buffer layer 2; an active layer 5 formed on the first conductive type clad layer 3 and comprising a well layer of In<SB>z</SB>Ga<SB>1-z</SB>As (0<z≤1), the well layer having a smaller band gap than the first conductive type clad layer 3; the active layer having a film thickness equal to or more than a critical film thickness for the substrate 10 based upon thermal equilibrium theory, and a second conductive type clad layer 7 formed on the active layer 5 and having a larger band gap than the well layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004284781-A (JP)
Title: Sheet supply device and image forming apparatus
Inventor: IKEUCHI HIROYUKI
IPC: B65H3/48
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet supply device to feed the stacked sheets one by one for recoding images etc., in which a double feed of sheets is prevented certainly.  <P>SOLUTION: The sheet supply device is equipped with a plurality of air stream blowing devices to send an air stream to the end faces of the sheets S stacked in a sheet tray 21, and each air stream blowing device is furnished with a range changing means 44 to limit the blowout range of its blowout hole 41. The blowout range changing means are arranged movable in the vertical direction, and the blowout range is increased and decreased by a drive device 45 periodically. The control is made so that the motion of one range changing means 44a is different from the motion of other range changing means 44b, and the condition of the blown-out air stream differs from hole to hole. This generates a deformation such as choppy in the sheets stacked in the tray, which facilitates separation of the sheets.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004286692-A (JP)
Title: Method and apparatus for measuring optical lens
Inventor: ITO TAKAYUKI
IPC: G01M11/02
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for measuring an optical lens which measures eccentricity which is related to the degradation in aberration of a whole optical system, if a single optical lens to be measured is placed in an optical system (especially if the optical lens is an aspherical lens which is disposed near a diaphragm in the optical system).  <P>SOLUTION: The measurement apparatus for the optical lens comprises: a rotating means which rotates the optical lens, to be measured, whose contour is circular while supporting the peripheral part of one optical surface in the plane vertical to the rotation axis; an outer-diameter wobbling amount detecting means which abuts with the outer peripheral surface of the optical lens to detect the wobbling amount in the outer diameter of the outer peripheral surface; a light projecting means which emits the optical flux of which the distribution form projected on a prescribed surface is known from one surface side of the optical lens; and an image detecting means for detecting the distribution form of the image projected from the light projecting means through the optical lens.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285788-A (JP)
Title: Handrail structure
Inventor: OKAMOTO MASAHIRO
IPC: E04F11/18
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a handrail structure capable of simply and firmly having the excellence in fixable appearance design without exposing fasteners on the external appearance, also having the excellence in convenience for enabling the projected dimensions from a wall surface to change and facilitating the work for electrical wiring in the case a lighting fixture or the like is attached to a handrail.  <P>SOLUTION: The handrail is so constituted that a vertical section (11) of a pedestal member (10) having an L-shaped section consisting of the vertical section (11) and a projected section (12) is fixed to the wall surface (30) by the fastener A (41) and that a handrail member (20)covering the fastener A (41) is fixed to the projected section (12) of the pedestal member by the fastener B (42) inserted from the lower part of the projected section (12) of the pedestal member.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294489-A (JP)
Title: Fixing device
Inventor: TAKAGI OSAMU
IPC: G03G15/20
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To simplify the assembly of a coil for induction heating and also to make the characteristic of the coil for induction heating usable for any voltage specification of a commercial AC power source.  <P>SOLUTION: The coil for induction heating which is housed inside a heating roller is constituted of a plurality of coil units, and the coils of the coil units are connected as the coil for induction heating, then voltage from the commercial AC power source is adjusted (boosted) by a booster with respect to the input voltage of a high frequency generation circuit so that the coil for induction heating may act in the same way on any commercial AC power source.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291257-A (JP)
Title: Method for setting filling speed pattern and holding pressure pattern in injection molding machine
Inventor: ABE TAKESHI
IPC: B29C45/77
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To more finely and simply set a set pattern at the changeover of a filling speed during a filling process in an injection molding machine.  <P>SOLUTION: At the setting of a speed pattern showing the position-to-advance speed relation of an injection shaft when the command value related to the advance speed of the injection shaft is changed over stepwise, the following steps, that is, a step for preliminarily storing a plurality of parameters for prescribing speed patterns at the changeover of the command value in the memory of a control device, a step for displaying not only the speed patterns corresponding to the respective parameters but also a selection column for selecting either one of the speed patterns on the display part of the control device as figures when the speed pattern is selected and a step for operating the command value of the advance speed corresponding to each of the positions of the injection shaft using the parameter corresponding to the speed selected through the selection column to store the operation result in the memory are used.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004292567-A (JP)
Title: Regeneration method for reaction solvent, reaction solvent, and aqueous urethane resin dispersion
Inventor: NISHIHATA TAKAO
IPC: C08J11/02
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a regeneration method for a reaction solvent whereby the reaction solvent is recovered from an aqueous urethane resin dispersion and regenerated into a high-purity reaction solvent hardly containing a basic reaction initiator and water.  <P>SOLUTION: The method recovers and regenerates the reaction solvent from the aqueous urethane resin dispersion prepared by dispersing, in water, a urethane resin formed by polymerization in the presence of a basic reaction initiator in the reaction solvent. The method comprises the following: a recovery step wherein the reaction solvent is evaporated and recovered from the aqueous dispersion; a neutralization step wherein the basic reaction initiator contained in the recovered reaction solvent is neutralized and fixed by adding an acid to the recovered reaction solvent; a distillation step wherein the reaction solvent after the neutralization step is distilled out, and water contained in the reaction solvent is taken out of a vessel; and a membrane separation step wherein water contained in the reaction solvent distilled out is separated and removed by a gas separation membrane.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004003826-A (JP)
Title: Rotary kiln
Inventor: HAMADA KYUJI
IPC: F27B7/02
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the heat efficiency by reducing the length of a rotary furnace and to prevent the adhesion of a raw material.  <P>SOLUTION: The rotary furnace of double cylinder structure consisting of an inner cylinder 3 and an outer cylinder 2 is covered with an outer heating furnace 4, and spiral blades 13 and 14 for changing a circumferential moving force to an axial moving force are provided on the inner surface and outer surface of the inner cylinder 3, respectively. The supplied raw material A is passed from one end 3a of the inner cylinder 3 to the other end 3b thereof and dried by gradually raising the temperature, passed from the other end 2b of the outer cylinder 2 to one end 2a thereof followed by burning, and a burnt matter B is discharged from the one end 2a. Since the heating processing is performed while reciprocating the raw material within the rotary furnace of double cylinder structure, a sufficient heating dwell time can be ensured even if the length of the rotary furnace is short, and a compact rotary kiln 1 can be formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004292885-A (JP)
Title: Aluminum alloy casting material having excellent mechanical property
Inventor: TODA HIDEKAZU
IPC: B22D27/04
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a casting material which has excellent mechanical properties, and is applicable to parts requiring high strengths, high toughness or the like such as an automobile suspension component.  <P>SOLUTION: In the casting material cast by a die casting method where an Al-Si-Mg based aluminum alloy is made into a half-melted state, and is cast into a die cavity for casting, the solidification rate is controlled so that the ratio of the area of an α phase in the metallic structure is controlled to ≥60%, the size of Si is controlled to ≤3 μm, and the aspect ratio of Si is controlled to ≥0.6.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004297507-A (JP)
Title: Non-reciprocative circuit element
Inventor: MATSUMARU YOSHINORI
IPC: H01P1/36
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a non-reciprocative circuit element with reduced places applied with solder and paste, low production cost and high reliability.  <P>SOLUTION: A case member 1 and a cover member 9 are connected electrically to each other and further mutually connected magnetically to make up a yoke. Chip capacitors C1 to C3 are arranged inside the case member 1, while first terminal electrodes C11 to C31 are coupled electrically to a conductive portion 160. A magnetic rotor 6 is arranged inside the case member 1, while a ground G is connected electrically to the conductive portion 160. Terminals 641 to 661 are connected electrically to second terminal electrodes C12 to C32 of the chip capacitors C1 to C3. At least one external layer of each of the conductive portion 160, the terminal electrodes C11 to C32, and central conductors 64 to 66 is plated with a solder metal. At least one place of electrically connected portions is fixed by solder metal plating.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291854-A (JP)
Title: Vehicular steering device
Inventor: MATSUDA SHIGERU
IPC: B62D5/04
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To realize reliable steering by correctly detecting the steering angle of a steering wheel and the turning angle of a turning wheel which are mechanically separated from each other.  <P>SOLUTION: The vehicular steering device 1 electrically connects a steering wheel and a steering gear 4 to each other via control circuits 5 and 6. The steering angle of the steering wheel 2 is obtained by counting the output pulse of a steering angle sensor 7 by a first up-down counter circuit. The turning angle of a tire 3 is obtained by counting the output pulse of the steering angle sensor 13 by a second up-down counter circuit. The first up-down counter circuit and the second up-down counter circuit are reset according to the rotational angle of the steering wheel 2 and the position of a rack shaft corresponding to the position at which a vehicle travels straight.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303885-A (JP)
Title: Mounting substrate and electronic device
Inventor: KUROSAWA HIROFUMI
IPC: H05K1/18
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting substrate on which the density of wiring can be increased easily, and to provide an electronic device.  <P>SOLUTION: The mounting substrate is provided with a film carrier 11, inner leads 13 provided on the front surface 11a of the film carrier 11 so that the leads 13 may be extended in a prescribed direction from the IC attaching position 19 of the carrier 11, and inner leads 15 provided on the rear surface 11b of the film carrier 11 so that the leads 15 may be extended in a prescribed direction from the IC attaching position 19 of the carrier 11. At the IC attaching position 19 of the film carrier 11, an opening 17 is provided from the front surface 11a to the rear surface 11b of the carrier 11, and the inner leads 15 are extended onto the opening 17. The rear surface 11b of the film carrier 11 can also be utilized as a wiring area.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004136863-A (JP)
Title: Pneumatic tire
Inventor: NISHIZAKI TOMOYASU
IPC: C08L9/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire using an improved rubber composition for a bead filler and side reinforcement rubber, dramatically improving run-flat durability which is a function of a run-flat tire, as well as improving a riding quality during normal running.  <P>SOLUTION: The side reinforcement type run-flat tire is a pneumatic tire and has a side reinforcement rubber and/or a bead filler made of a rubber composite. The rubber composition preferably has 0.08 or higher maximum value of 1% loss tangent (tanδ) at a temperature between 20-80°C, and 0.05 or lower maximum value of 1% loss tangent (tanδ) at a temperature between 150-250°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004303896-A (JP)
Title: Semiconductor laser device
Inventor: NITORI KOICHI
IPC: H01S5/343
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser device that is improved in temperature characteristics by preventing the overflow of carriers and can be increased in output.  <P>SOLUTION: This semiconductor laser device is constituted by successively laminating a first-conductivity cladding layer 4, active layer 5, first second-conductivity clad layer 6, second-conductivity etching stopper layer 7, a ridge 10 and a pair of current blocking layers 11 formed on the etching stopper layer 7, and third second-conductivity clad layer 12 upon a substrate 2 in this order. The paired current blocking layers 11 hold the ridge 10 in between, and the active layer 5 has a quantum well structure constituted by alternately laminating GaInP well layers 5A and AlGaInP barrier layers 5b upon another. In addition, the AlGaInP barrier layer 5B adjoining the second-conductivity cladding layer 6 has a thickness of 1-10 nm and the first second-conductivity cladding layer 6 adjoining the active layer 5 is composed of AlAs or AlGaAs having a large (AlAs) mixed crystal ratio.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300078-A (JP)
Title: Method for producing terephthalic acid diester
Inventor: NAKAJIMA IWAO
IPC: C07B61/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for efficiently producing a terephthalic acid diester through rapidly raising reaction temperature to a level higher than the boiling point of the alcohol.  <P>SOLUTION: The method for producing the terephthalic acid diester by carrying out an esterification reaction between terephthalic acid and a monohydric alcohol involves starting the reaction in the presence of a compound having a higher boiling point than the monohydric alcohol as a raw material( i.e. a higher-boiling compound ), wherein it is preferable that the boiling point of the higher-boiling compound is lower than that of the final terephthalic acid diester.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004000932-A (JP)
Title: Process for manufacturing device, device, and electronic equipment
Inventor: FURUSAWA MASAHIRO
IPC: H01L27/32
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process for manufacturing a device which can eject droplets onto predetermined positions in the formation of a predetermined pattern on a substrate using a multi-nozzle head.  <P>SOLUTION: In ejecting droplets on a substrate 101, a bit map comprising a plurality of pixels onto which droplets are ejected is set on the substrate 101. In setting the pixels, pixels are set so as to satisfy a requirement represented by the formula: b<SB>y</SB>= a/n (wherein a represents the intervals of ejection nozzles 10 in a droplet ejection head 1, b<SB>y</SB>represents the size of pixels in the Y axis direction, and n is a positive integer).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004302281-A (JP)
Title: Method and apparatus for sound field control information distribution and method and system for sound field control
Inventor: SUZUKI TAKAHIRO
IPC: G10K11/178
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for sound field control information distribution, and a method and a system for sound field control that distribute contents and also perform sound field control in sound environment at a content distribution destination, and contribute to realization of custom-made content distribution.  <P>SOLUTION: Sound field control information is distributed to a client terminal equipped with a reproducing device which outputs a reproduced sound of audiovisual contents to a content reproducing speaker arranged in a 1st sound field control space and also outputs a control sound based upon sound field control information to a control speaker arranged in a 2nd sound field control space in synchronism with the audiovisual contents. Sound field information of the 1st sound field control space and 2nd sound field control space generated by the client terminal is received first and a spatial transfer function on which sound field characteristics of the 1st sound field control space and 2nd sound field control space are reflected is identified according to the sound field information received from the client terminal. Sound field control information generated according to the identified spatial transfer function is distributed to the client terminal.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004308448-A (JP)
Title: Tilting and falling-down controller for variable displacement hydraulic motor
Inventor: SAOTOME YOSHIMI
IPC: F04B1/26
Filed: 2003-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tilting controller for a variable displacement hydraulic pump capable of improving response property of tilting control.  <P>SOLUTION: This tilting controller is provided with a servo piston 3 operating by pilot pressure from a pilot hydraulic pressure source 8 to change tilting of the variable displacement hydraulic pump 1 and a servo control valve 7 controlling operation of the servo piston 3 based on a control signal from the controller 9. An assist piston 12 operating by pilot pressure from the pilot hydraulic pressure source 8 to apply force in the direction in which tilting of the pump is increased to the servo piston 3 is provided.  <P>COPYRIGHT: (C)2005,JPO&NCIPI