baber/WOPTO huggingface dataset:
Patent JP-2004237908-A (JP)
Title: Air bag for front passenger seat
Inventor: UCHIDA YASUHIRO
IPC: B60R21/16
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air bag for a front passenger seat whose rear surface part can be almost flat without using a tether belt.  <P>SOLUTION: This air bag 1 is integrally formed by a lower side foundation cloth 2 in which wide and substantially triangular side surface lower half parts 6 are integrally formed by an injected gas introducing part 7 side at both left and right edges of a lower surface part 5 provided with the injected gas introducing part 7 from an inflator, an upper side foundation cloth 3 in which wide and substantially triangular side surface upper half parts 10 are integrally formed by a side facing to the injected gas introducing part 7 at both left and right edges of an upper surface part 9, and a front surface foundation cloth 4 made in almost the same width as that of the upper surface part 9 of the upper side foundation cloth 3 at a front end of the lower side foundation cloth 2 or the upper side foundation cloth 3. The air bag 1 is formed into a bag shape by sewing.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237952-A (JP)
Title: Wave-cut type high speed boat
Inventor: TAWARA HIDEO
IPC: B63B1/18
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wave-cut type high speed boat capable of suppressing the shock given to the boat bottom while the boat is running and the rise and splashing-over of spray generated on the left and right sides of the boat in its neighborhood of the bow while functions required on a high-speed vessel are well maintained.  <P>SOLUTION: The wave-cut type high speed boat is structured so that a plane part parallel with the water surface is formed on the boat sides to constitute the left and the right plank of the hull where the longitudinal section line of the bottom outer plate assumes a straight line, wherein the plane part is formed about the vertical direction between just above the full loaded draft line and just below the draft line when the load remains light, and in the direction fore and aft, is formed between the bow and a part near the shoulder.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245953-A (JP)
Title: Display device
Inventor: HIROZAWA KOJI
IPC: G11C19/00
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To solve such a problem that a preceding switch is closed and then a subsequent switch is opened so as not to pick up a noise caused when the sampling switch is opened, thereby, Wn/Wp is warped in a shift register, therefore, the margin to a variation of electric source voltage and transistor characteristic is reduced and, according to circumstances, vertical stripes occur on a screen surface.  <P>SOLUTION: In the display device, the Wn/Wp of one part of inverters in a level shifter and/or a buffer is warped, two clocks in the inputted inversion relation are shifted and, thereby, two different signals are outputted. By using such a constitution, the preceding switch is closed and then the subsequent switch is opened without warping the Wn/Wp in the shift register.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245975-A (JP)
Title: Vdt impediment and risk level information generation system and generating method
Inventor: KAMIJO KENICHI
IPC: G09G1/16
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a VDT impediment and risk level information generation system and method which are applied to a system of performing image display by scanning a VDT screen and output the information indicating the VDT impediment risk level.  <P>SOLUTION: In obtaining the VDT impediment and risk level information, space filtering is applied in addition to a time filtering process to a field image signal to allow a low-frequency component to pass in order to solve the problem of the case when only the time filtering process is applied to the image signal. Or the VDT impediment and risk level information is adaptively regulated by determining the space frequency of the field image in addition to the time filtering process. The VDT impediment risk level information is otherwise adaptively regulated by deciding whether the value of the VDT impediment risk level information is above the prescribed threshold and continues for the prescribed time or not in addition to the time filtering process.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004217609-A (JP)
Title: Toothpaste composition for electric toothbrush
Inventor: SANO HIROSHI
IPC: A61K8/73
Filed: 2003-01-09
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a toothpaste composition for an electric toothbrush which prevents paste scattering in the use of the electric toothbrush and has good foam dispersibility in an oral cavity.  <P>SOLUTION: This toothpaste composition containing no abrasive is prepared by compounding xanthan gum with a polyacrylate and polybasic acid/polybasic acid salt (or sodium dihydrogenphosphate/sodium hydrogenphosphate) and has a pH of 6-7 and a viscosity at 25°C of 3.5-18 Pa.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244166-A (JP)
Title: Folding device and driving device of soft plastic film
Inventor: TAKAYASU HIROYUKI
IPC: B65H45/09
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a folding device capable of preliminarily delivering a straight line cut piece of a soft plastic film for agriculture by holding and inserting the cut piece into the tip of a narrowing device without extremely curving the cut end and simultaneously delivering films at a concentric circular position by the same length up to an end position without changing a speed.  <P>SOLUTION: In this folding device, the film is held and freely advanced at the position of an inlet 10 of each hold belt device 6 in the narrowing device, and preliminary delivery from the end of the hold belt device up to a substantially concentric circular position is freely performed. The device is constituted to stepwisely and freely perform the delivery so that the film held by all synchronized hold devices may be truly delivered.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004242930-A (JP)
Title: Bed sore prevention bed
Inventor: KATO KIYOSHI
IPC: A61H7/00
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To realize a bed by which a bed sore is prevented.  <P>SOLUTION: At least at placing parts 24 and 26 at the positions of the scapulas and sacrums of the human body on a placing surface 18 of a size of a degree that the human body can be placed lying on his/her back, a plurality modules 32, 34 and 34b are arranged. At each module, a placing member 41 forming the placing part is driven for moving vertically by a pneumatic actuator or bellows 52. By vertically moving the bellows 52 by periodically varying by every module with the lapse of time, the bed sore is prevented. In addition, by forming vertically moving waves in a centripetal direction or in a centrifugal direction, a massaging effect is obtained. It is also possible to attain an acupressure effect of an acupoint.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244958-A (JP)
Title: Freezing preventing water flowing pipe
Inventor: TERACHI SHINJI
IPC: F16L53/38
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a freezing preventing water supply pipe or a hot water supply pipe having the sufficient freezing preventing function for facilitating piping work, installation work of a heater and maintenance/replacement work.  <P>SOLUTION: This flowing water pipe is constituted by simultaneously covering the water flowing pipe and a heater pipe with a protecting material by arranging an end part of a cutout part in contact along the water flowing pipe by forming a cross section in a circular arc shape or a U shape by cutting out a part of a pipe wall of the heater pipe in the longitudinal direction by juxtaposing the water flowing pipe composed of a flexible thermoplastic synthetic resin, and the long size heater pipe composed of a flexible thermoplastic synthetic resin and inserting a heater wire inside.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245372-A (JP)
Title: Spline joint
Inventor: IZUMI YASURO
IPC: F16D1/02
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To supply grease to substantially whole regions of a male spline and a female spline without causing play in the direction of rotation of a meshing face and reduction of rigidity of a meshing part.  <P>SOLUTION: A recessed part 5 for storing grease in which a central part is recessed by leaving both end parts in the axial direction is formed on a top land 4a of the male spline 4 so that grease is securely stored over the central part in the axial drection and the vicinity of both end parts in an opposing part of every other tooth tip in the circumferential direction and tooth bottom of the male spline 4 and the female spline 3. The grease stored in the recessed part 5 for storing grease flows into other clearance part between tooth faces smoothly in accordance with minute displacement between the male spline 4 and the female spline 3. Since the recessed part 5 for storing grease is formed by leaving both end parts in the axial direction of the male spline 4, play is prevented by meshing in both end parts in the axial direction of the male spline 4 and the female spline 3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247675-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: TAWARA KENJI
IPC: H01L23/532
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor device, which can suppress corrosion of copper by making a condition that a natural oxide film is formed on the surface of copper by removing a contaminant comprising a fluorine-containing polymer from the surface of exposed copper.  <P>SOLUTION: After a wiring layer of a first layer is formed on a semiconductor substrate, a silicon nitride film is formed on the wiring layer of the first layer. Then, a second interlayer insulating film is formed on the silicon nitride film, and after the silicon nitride film is exposed by etching the second interlayer insulating film, via holes are formed by etching the exposed silicon nitride film using a fluorine-containing gas. Subsequently, the first exposed copper layer is subjected to plasma treatment, thus removing the contaminant comprising the fluorine-containing polymer. And then, a second barrier metal film and a second copper layer are deposited on the inner surfaces of the via holes to form via plugs.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004254162-A (JP)
Title: Voltage control oscillator and pll circuit
Inventor: MUTSUKAWA HIROYUKI
IPC: H03L7/099
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To easily design a frequency controller by varying oscillation frequencies in the same or approximately the same range as a designed frequency range even when there is variation on characteristics in variable capacity by every product regarding a voltage control oscillator having a resonant circuit to be constituted of an inductor and the variable capacity.  <P>SOLUTION: The voltage control oscillator is provided with variable capacity 31-1 to 31-n, 32-1 to 32-n and a variable capacity selection part for selecting the variable capacity to be used from among the variable capacity 31-1 to 31-n, 32-1 to 32-n by being controlled by variable capacity setting signals S1 to Sn.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251423-A (JP)
Title: Check valve with built-in back pressure valve and piping construction
Inventor: HIROSE KIYOSHI
IPC: F17D1/20
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a check valve with a built-in back pressure valve, achieving reliable operation with minimized components.  <P>SOLUTION: A casing 10 is provided with a primary side passage 11 and a secondary side passage 12, and a check valve element 20 is arranged between these passages. A first spring 24 is provided between the valve element 20 and a first stopper member 23 in the secondary side passage for thrusting the valve element 20 to the primary side passage. On the other hand, a back pressure valve element 30 is built in the check valve element 20, which is closed when pressure in the primary side passage is high and opened when pressure in the secondary side passage is high. The check valve element 20 is opened when liquid is supplied, and the back pressure valve element 30 is opened when pressure in the secondary side passage rises. No need therefore exists for extra piping, which greatly contribute to reduce the size of a filling device. Machining accuracy is improved for the casing of the check valve and easy maintenance and inspection are allowed, and a manufacturing cost is reduced. Furthermore, the stronger and smaller back pressure valve results in the compact check valve.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003342362-A (JP)
Title: Method for manufacturing polyether polyol
Inventor: MALAGA MELLADO MARIANO
IPC: C08G65/26
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a high purity, low odor polyether polyol with a very low level of a catalytic residue by an alkylene oxide polyaddition reaction to an active hydrogen containing substance in the presence of a double metal cyanide as a catalyst.   <P>SOLUTION: The reaction is carried out in the presence of sepiolite and/or by subsequent sepiolite treatment of the polyether polyol obtained by using the double metal cyanide in the absence of sepiolite.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004256887-A (JP)
Title: MANUFACTURING METHOD OF B-CONTAINING HIGH-Cr HEAT-RESISTANT STEEL
Inventor: AZUMA TSUKASA
IPC: C22C38/32
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a B-containing high-Cr heat-resistant steel manufacturing method for effectively enhancing the creep strength.  <P>SOLUTION: In the B-containing high-Cr heat-resistant steel manufacturing method, B-containing high-Cr heat-resistant steel has a composition consisting of 0.07-0.13% C, 9.0-10.5% Cr, 0.05-2.0% Mo, 0.05-4.0% W, 0.16-0.24% V, 0.04-0.08% Nb, 1.0-4.0% Co, 0.001-0.015% B, 0.014-0.024% N, ≤ 1% Re as desired, and the balance Fe with inevitable impurities. As desired, ≤ 0.1 Si, ≤ 0.15% Mn, and ≤ 0.2% Ni out of inevitable impurities are permissible contents, and the steel is hardened at the temperature of 1,072-1,088°C. The steel is hardened from a state with less deposit of carbide, carbo-nitride and boride, and the creep fracture strength is effectively enhanced. Temperature in the steam condition can be raised by using the steel for a turbine member, and the power generation efficiency is enhanced.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261991-A (JP)
Title: Ball-point pen tip
Inventor: UEDA YOSHIYA
IPC: B43K1/08
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ball-point pen which has a ball as a writing member rotating smoothly and supplies an appropriate amount of ink to the surface to be written, and gives a comfortable touch of writing.  <P>SOLUTION: This ball-point pen tip is characterized in that the irregular surface condition of the ball is represented in a histogram and the ball which is designed in the way that the sum of the frequencies of a higher level than the level indicating a value of highest frequency falls within the range of 70 to 40% of the total measurement points, is used.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004262297-A (JP)
Title: Air conditioner for vehicle
Inventor: FUKUOKA FUMINARI
IPC: B60H1/08
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To easily and securely connect indoor pipes to outdoor pipes by preventing connection ends of the indoor pipes from being shifted in the axial direction.  <P>SOLUTION: An evaporator and a heater core are stored in a case of an air conditioner disposed in a cabin R of a vehicle. The indoor pipes 41 and 41 extending from the evaporator and the heater core forward are inserted into and supported on pipe inserting holes 60 and 60 in a bracket 73 formed on the case. Projections 41a and 41a engaged with peripheral edges of the pipe inserting holes 60 and 60 are formed on outer peripheral surfaces of the indoor pipes 41 and 41 to prevent connection ends of the indoor pipes 41 and 41 from being shifted to the rear side of the air conditioner when the connection ends of the indoor pipes 41 and 41 are subjected to external forces.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004268277-A (JP)
Title: Liquid ejection head, liquid ejector and manufacturing process for liquid ejection head
Inventor: MIYAMOTO TAKAAKI
IPC: B41J2/16
Filed: 2003-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To enhance reliability of conduction at a wiring part connecting a heating element and a driving circuit element in a liquid ejection head for ejecting specified liquid from a liquid ejection nozzle toward an object by driving the heating element, and in a liquid ejector and a for manufacturing process the liquid ejection head.  <P>SOLUTION: The liquid ejection head 1 ejects liquid from the liquid ejection nozzle 5 by applying a driving electric signal to the heating element 7 arranged in a liquid chamber 4 containing the specified liquid being ejected and generating a bubble in the liquid thereby imparting thermal energy to the liquid. At a part for connecting the heating element 7 formed on a substrate member 3 with the driving circuit element 13 through a multilayer wiring structure, a contact hole 16 is formed between a wiring layer 15 being connected with the heating element 7 and a wiring layer 14 being connected with the driving circuit element 13 and filled with a metal. Two wiring layers 14 and 15 are connected through the embedded metal layer 17.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003334291-A (JP)
Title: Medal delivery device
Inventor: SEKINE YOSHIMUNE
IPC: A63F9/00
Filed: 2003-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To restore a medal delivery device to the normal condition by solving the blocking of a medal when the medal gets stuck or caught in the medal delivery device.  <P>SOLUTION: The medal delivery device includes a medal receiving section 1 having an opening through which a medal thrown in can pass at the bottom, a belt 2 provided below the medal receiving section, a separation means 3 receiving a medal from the opening and transporting and provided between the medal receiving section and the belt and capable of separating a plurality of medals when the plurality of medals get stacked one above another. When a medal gets caught between the belt 2 and the separation means 3, for example, the belt 2 is temporarily oppositely driven.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004267855-A (JP)
Title: Water treatment apparatus utilizing photocatalyst
Inventor: MIYANOSHITA TOMOAKI
IPC: C02F1/32
Filed: 2003-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To effectively treat water by combining flocculation/separation treatment and oxidation treatment using a photocatalyst.  <P>SOLUTION: Photocatalyst particles are added to a floc forming flocculation/sedimentation tank 26 from a cyclone 24. Sludge containing the photocatalyst particles is sedimented in a sedimentation tank 34 and supplied to the cyclone 24 while the photocatalyst particles are circulated to the floc forming tank 26. Since an ultraviolet irradiator 20 is arranged in the floc forming tank 26, the oxidation of organic matter in raw water or the deactivation of pathogenic microorganisms is effectively performed using photocatalytic reaction.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004274210-A (JP)
Title: Automatic gain control apparatus
Inventor: KISHI TAKAHIKO
IPC: H04B1/16
Filed: 2003-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic gain control (AGC) apparatus for reducing saturation or distortion of a signal caused by a signal outside the band of a target signal extraction filter or by the delay of a control signal.  <P>SOLUTION: An an AGC response control part 26 compares the level of a control voltage outputted from an AGC part b25 inputted to a "V2-I terminal" and the level of a control voltage outputted from an AGC part c20 inputted to a "V3-I terminal". When the "V3-I terminal" signal is smaller than or equal to the "V2-I terminal" signal, an AGC amplifier c4 is controlled by the control voltage ("V3-I terminal" signal) outputted by the AGC part c20. When the "V3-I terminal" signal is larger than the "V2-I terminal" signal, on the other hand, the AGC amplifier c4 is controlled by the control voltage outputted by the AGC part c25. Besides, a target signal whose level is lowered by suppressing the gain of the AGC amplifier c4 is outputted as a target signal level under gain control of an I side AGC amplifier a12 and a Q side AGC amplifier a13.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271792-A (JP)
Title: Device and program for scalar multiplying operation on elliptic curve
Inventor: KOBAYASHI TETSUTARO
IPC: G09C1/00
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To accelerate scalar multiplying operation on a twisted elliptic curve when the characteristic is two.  <P>SOLUTION: Function σ<SB>1</SB>is mapping for transferring element (x, y) of E<SB>t</SB>on F<SB>q</SB><SP>2n</SP>to element (x, y+αx) of E. π<SB>q</SB>is Frobenius mapping for transferring element (x, y) of E on F<SB>q</SB>to element (x<SP>q</SP>, y<SP>q</SP>) of E. σ<SB>2</SB>is mapping for transferring element (x, y) of E on F<SB>q</SB><SP>2n</SP>to element (x, y+αx) of E<SB>t</SB>. π<SB>q</SB><SP>t</SP>is mapping for transferring element (x, y) of E<SB>t</SB>on F<SB>q</SB><SP>2n</SP>by the mapping σ<SB>1</SB>, and transferring the image by the Frobenius mapping π<SB>q</SB>, and further transferring the image by the mapping σ<SB>2</SB>. The input of element P(x<SB>p</SB>, y<SB>p</SB>) of E<SB>t</SB>which is the rational point on F<SB>q</SB><SP>n</SP>is received, and the image (π<SB>q</SB><SP>t</SP>)P by the mapping π<SB>q</SB><SP>t</SP>of the element P(x<SB>p</SB>, y<SB>p</SB>) of E<SB>t</SB>which is the inputted rational point is computed. Then, the computed image (π<SB>q</SB><SP>t</SP>)P is substituted for Frobenius expansion (d<SB>0</SB>+d<SB>1</SB>π<SB>q</SB><SP>t</SP>+...+d<SB>m</SB>(π<SB>q</SB><SP>t</SP>)<SP>m-1</SP>)P of kP which is the k time point of the element P(x<SB>p</SB>, y<SB>p</SB>) of the inputted rational point E<SB>t</SB>to calculate kP.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004269661-A (JP)
Title: Liquid radiation-hardening resin composition, optical fiber coating composition, and optical fiber
Inventor: UENO MASAYA
IPC: G02B6/44
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a liquid radiation-hardening resin composition for producing a hardened matter low in viscosity, water absorption, Young's modulus, Tg, and low in Young's modulus ratio between -40°C and 25°C, to obtain an optical fiber coating composition from the resin composition, and to provide an optical fiber coated with the hardened matter.  <P>SOLUTION: The radiation-hardening liquid resin composition comprises (A) 100 pts.wt. of a urethane (meth)acrylate oligomer having in its molecule the skeleton of formula (1): -[CH<SB>2</SB>CH(CH<SB>2</SB>CH<SB>3</SB>)O]<SB>a</SB>-(CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>O)<SB>b</SB>-[CH<SB>2</SB>CH(CH<SB>2</SB>CH<SB>3</SB>)O]<SB>c</SB>- and/or the skeleton of formula (2): -(CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>O)<SB>d</SB>-[CH<SB>2</SB>CH(CH<SB>2</SB>CH<SB>3</SB>)O]<SB>e</SB>-(CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>CH<SB>2</SB>O)<SB>f</SB>-, wherein (a), (c), (d), and (f) are each an integer of 10-40, (b) is an integer of 10-60, and (e) is an integer of 10-80; (B) 5-200 pts.wt. of an ethylenic unsaturated compound; and (C) 0-20 pts.wt. of a photoinitiator. The optical fiber coating composition is made of this composition, and the optical fiber is coated with the hardened matter of this composition.  <P>COPYRIGHT: (C)2004,JPO&NCIPI