baber/WOPTO huggingface dataset:
Patent JP-2003297343-A (JP)
Title: Positive electrode and alkaline battery using it
Inventor: SATO JUN
IPC: H01G11/24
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive electrode for an alkaline battery having a high strength, assuring stable quality, and excellent in the producibility and to provide such an alkaline battery having excellent storage characteristics using the elec trode.  <P>SOLUTION: The positive electrode is formed from a positive electrode active material at least containing nickel oxy-hydroxide and one or more sorts of polysaccharides selected among wellan gum, carrageenan, guar gum, gellan gum and locust bean gum, and the alkaline battery is composed of the positive electrode, a negative electrode and alkali electrolytic solution. The content of the polysaccharides should preferably be 0.03-5 parts in mass with respect to 100 parts in mass of positive electrode active material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002363848-A (JP)
Title: Degradable nonwoven fabric and method for producing the same
Inventor: SHINODA NORIMASA
IPC: D04H1/435
Filed: 2002-04-01
Abstract: PROBLEM TO BE SOLVED: To provide a nonwoven fabric capable of being degraded and disappearing when being disposed after being used for a prescribed period, in the natural environment, and having good dimensional stability, and further to provide a method for producing the nonwoven fabric. SOLUTION: This degradable nonwoven fabric is obtained from a web formed out of a fiber of a lactic acid-based polymer. The lactic acid-based polymer is at least one kind of the lactic acid-based polymer selected from a poly(D,L- lactic acid) having >80 mol% L-lactic acid unit, a poly(D,L-lactic acid) having >80 mol% D-lactic acid unit, a (L-lactic acid)-hydroxycarboxylic acid copolymer having >70 mol% L-lactic acid unit, and a (D-lactic acid)-hydroxycarboxylic acid copolymer having >70 mol% D-lactic acid unit. The method for producing the degradable nonwoven fabric is also provided.
Patent JP-2003337104-A (JP)
Title: Mapping measuring apparatus
Inventor: ISHIDA TOSHIMASA
IPC: G01N21/65
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mapping measuring apparatus capable of mapping a sample in uniform density by improving a method for driving a sample moving stage for measuring mapping.  <P>SOLUTION: The mapping measuring apparatus includes the stage 2; a mapping means for supplying mapping light signals for the surface of the sample 1 supported on the stage at regular time intervals and acquiring signal light; a drive mechanism for driving the stage 2 by combining a rotating movement and a rectilinear movement in a direction orthogonal to the axis of the rotation; a drive signal generating circuit for generating a drive signal for the drive mechanism; and a means for processing and outputting a detection signal. The drive signal comprises a rectilinear movement speed signal (dr/dt) and a rotation speed signal (dθ/dt) and provides relationship predetermined so that spots of the mapping signal are located in a helical curve between them and that the intervals of the spots in the spiral curve become equal to one another.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291807-A (JP)
Title: Elevating window device for railroad rolling stock
Inventor: OTSUKA KATSUHARU
IPC: E05F1/16
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elevating window device for railroad rolling stock capable of minutely adjusting twist and turn force of a spiral spring of a balancer mechanism by rotation angle per 90 degrees, simplifying a constituent part of the balancer mechanism, and reducing manufacturing cost.  <P>SOLUTION: This elevating window device for railroad rolling stock is constituted in such a way that upper end parts of two spiral spring type balancer mechanisms 7a arranged along left and right longitudinal frames 5a are connected with a longitudinal frame 5a side and lower end parts thereof are connected with an elevating window shoji 6a side through upper part and lower part connection parts 8a, 9a, respectively. The upper part connection part 8a can be removably locked by a screw 25a and a lock nut 25b communicating with a screw hole 26a drilled in the vertical frame 5a and a series of two sets of screw holes 26b drilled in the balancer mechanisms 7a by crossing orthogonally and mutually. The screw hole 26b of the balancer mechanism 7a is constituted so as to rotate by an angle of 90 degrees to adjust spring pressure by inserting and locking a screwdriver.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003110169-A (JP)
Title: Exchange coupling film, and magnetic detection device using the exchange coupling film
Inventor: HASEGAWA NAOYA
IPC: G11B5/39
Filed: 2002-04-03
Abstract: PROBLEM TO BE SOLVED: To solve the problem that although in a fixed magnetic layer of a laminate ferri-structure use is made of a single layer of a CoFe alloy and the like for a first magnetic layer on the side of the fixed magnetic layer in contact with an interface between an anti-ferromagnetic layer and the fixed magnetic layer, it is impossible to improve both of a one-way exchange bias magnetic field (Hex*) of the fixed magnetic layer and a resistance change rate (ΔR/R). SOLUTION: In a first magnetic layer 13 there is existent a region A containing an element X (e.g. Cr) from an interface 4a between the first magnetic layer 13 and an anti-ferromagnetic layer 4 to the side of a non-magnetic intermediate layer 12. There is further existent a region B not containing the element X in part of a region from an interface 12a between the first magnetic layer 13 and the non-magnetic intermediate layer 12 to the side of the anti- ferromagnetic layer 4. Hereby, it is possible to simultaneously improve a one- way exchange bias magnetic field (Hex*) of the fixed magnetic layer 3 and a resistance change rate (ΔR/R).
Patent JP-2003032525-A (JP)
Title: Solid state imaging apparatus
Inventor: AKIMOTO KAZUO
IPC: G02B7/02
Filed: 2002-04-08
Abstract: PROBLEM TO BE SOLVED: To prevent a plastic burr from being ground into powder when male screw and female screw portions are screwed together, and to avoid leakage of light from the screwed parts. SOLUTION: A camera circuit board 1 to which an imaging device 2 is connected is connected to a main body circuit board 10. An optical apparatus unit 3 is connected at a position with respect to the photographing element 2 to enable an image to be photographed by the photographing element 2 to the camera circuit board 1. The optical apparatus unit 3 comprises a holder 31 for holding a lens 32 at an inner portion thereof, the holder having a male screw portion 31a at an outer periphery thereof, and a main plate 5 having a holder receiver provided with a female screw portion 51a corresponding to the male screw portion 31a of the holder and connected to the camera circuit board 1.  The holder 31 is molded of plastic and the male screw portion 31a of the holder 31 is provided with a first male screw portion 31a2 having a diameter smaller than the other parts of the male screw portion 31a and a separating line at plastic forming is placed to the male screw portion 31a2. A screw thread of the male screw portion 31a2 having the smaller diameter is set to overlap by a predetermined amount E a screw thread of the female screw portion 51a.
Patent JP-2003302978-A (JP)
Title: Electronic muting system and sound signal generating device
Inventor: AOKI MASAO
IPC: G10K11/178
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a countermeasure method which pays attention to features of a tablet tape sound source for countermeasures of the tablet type sound source.  <P>SOLUTION: For the tablet type sound source which generate opposite-phase noises on both top and reverse sides like a vibrating plate, an electronic muting system is structured which mutes the noises at the same time by generating sound signals which are opposite in phase to and have the same sound pressure with the generated noises on both the top and reverse sides. A sound signal generating device of the electronic muting system is characterized in that horns are arranged in front of and behind a single loudspeaker or a plurality of loudspeakers driven in parallel and a sound wave is guided to generate opposite- phase sound waves from the respective horns. The sound signal generating device is further characterized in that Helmholtz resonators or sound resonation bodies composed of sound tubes are added in front of and behind similar loudspeakers, loud sound signals can be generated by both the resonance bodies even in a range of low-frequency sounds, sound waves generated by both the resonance bodies are opposite in phase.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003303147-A (JP)
Title: Wireless communication system and wireless terminal
Inventor: IKEDA TAKEHIRO
IPC: H04L12/28
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To improve convenience of a user of a wireless terminal using a common URLs collection.  <P>SOLUTION: This wireless communication system is provided with a file storage means storing prescribed files and a first and a second wireless terminal capable of accessing to the prescribed file via a network using the URL specifying the file storage means. This system is so formed that the URL selected by the user from a first URLs collection of the first wireless terminal composed of a plurality of URLs and the frequency of selecting the appropriate URL in the first wireless terminal are transmitted from the first wireless terminal to the second wireless terminal. When the URL received from the second wireless terminal is not included in the second URLs collection of the second wireless terminal composed of a plurality of URLs, the second wireless terminal adds the URL in the second URLs collection along with its frequency.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305593-A (JP)
Title: Method for producing powder molding
Inventor: ASARI AKIRA
IPC: B28B3/00
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a powder molding which causes few cracks and has excellent productivity.  <P>SOLUTION: A mold having a cross section symmetric relative to either an X axis or a Y axis or both of them is filled with a powder, and the mold is sealed. Then, pressure is applied to the powder so as to uniformly press it and the pressed product is cut along either the X axis or the Y axis or both of them, thus two or more powder moldings are formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306037-A (JP)
Title: Wire type wind regulator
Inventor: NUMA KENJI
IPC: B60J1/17
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To maintain rigidity of a regulator panel, to realize weight saving and to weld the divided regulator panels each other in the state that they are accurately positioned in a wire type wind regulator.  <P>SOLUTION: In the wire type wind regulator, the regulator panel is divided into two parts and the adjacent parts are overlapped. At least two through holes 12b1 are formed at one of the adjacent overlapped parts of the two-divided panels and at least two clip pieces 12a1 engaged with the two through holes, closely attaching the two-divided panels and determining a relative position in the two perpendicular directions are formed on the other as cut and bent pieces. The two-divided panels are welded/fixed in the state that these through holes are engaged with the clip pieces.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307145-A (JP)
Title: Exhaust emission control device for internal combustion engine
Inventor: ITO YASUSHI
IPC: B60W10/10
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To make an internal combustion engine generate output as close to required output as possible, without degrading exhaust emission of the downstream of a particulate filter.  <P>SOLUTION: The particulate filter 21 for trapping particulates exhausted from the internal combustion engine is provided. In the internal combustion engine, a reference fuel injection amount, which is used for determining a fuel injection amount to be injected from a fuel injection valve 6 to supply fuel in a combustion chamber 5, is determined depending on engine demand load and an upper limit value of a fuel injection amount is preset. When the reference fuel injection amount is smaller than the upper limit value, the reference fuel injection amount is set to be the fuel injection amount. On the other hand, when the reference fuel injection amount is larger than the upper limit value, the upper limit value is set to be the fuel injection amount. If a particulate amount trapped by the particulate filter becomes large, the upper limit value is set to be small, and if the particulate amount trapped by the particulate filter becomes small, the upper limit value is set to be large.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309630-A (JP)
Title: Portable transmitter/receiver
Inventor: HASHIMOTO YOSHIMICHI
IPC: H04B7/26
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable transmitter/receiver which can easily add a novel function to a using existing portable telephone device or the like.  <P>SOLUTION: The portable transmitter/receiver comprises: a transmitting/ receiving terminal 21 which can receive a power; a transmitting means 23 for transmitting a transmission code for controlling a specific device mounted in a body device 50; a coupling terminal 31 which can receive the power; and a control unit 22 having a power receiving/transmitting terminal 34 for transmitting the power received from the terminal 31 to the terminal 21. Thus, the power transmitted from the device body 50 can be supplied from the terminal 31 to a power source 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305179-A (JP)
Title: Pachinko game machine and game parts
Inventor: ENOMOTO HIROSHI
IPC: A63F7/02
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To obtain sufficient electric decoration effects, i.e., light decoration effects by effectively utilizing and dramatizing light from a light-emitting device and light which is reflected by the rear surfaces of decorative members.  <P>SOLUTION: This pachinko game machine 1 is equipped with a game part 2 for decoration which is fitted on a panel member 10. The pachinko game machine is equipped with a first opaque decorative member 21 which is arranged in a manner to extend in the lateral direction of the pachinko game machine, and for which a light-emitting device is arranged in a manner to be confronted at least with the rear surface, and a second opaque decorative member 22 which is arranged in a manner to extend in the lateral direction of the pachinko game machine, and is confronted with the first decorative member 21 through a linear gap 28 which is opened to the front side being the direction to a game player. Then, a step in the longitudinal direction of the pachinko game machine is formed on the first decorative member 21 and the second decorative member 22, and the pachinko game machine and the game parts are constituted in such a manner that light is cast from the light-emitting device through the gap 28 which is formed between the first decorative member 21 and the second decorative member 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314366-A (JP)
Title: Engine exhaust gas reuse apparatus
Inventor: TAKAGI MASASHI
IPC: F02G5/04
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an engine exhaust gas reuse apparatus being effective in a low load in starting an engine, eliminating any risk of an increase in a pipe resistance due to the increase in the flow rate of the exhaust gas in a high load, and effectively functioning in every load of the engine.  <P>SOLUTION: This engine exhaust gas reuse apparatus is provided with a heat recovery device exchanging the heat with the engine exhaust gas and using its waste heat in an engine exhaust gas pipe, a thermoelectric device reusing the energy of the exhaust gas, an opening/closing valve adjusting and controlling the flow of the exhaust gas to the heat recovery device and the thermoelectric device, and a control device controlling the opening/closing valve. The opening/closing valve is characterized in that, when the engine rotation speed or an output is low, at least, most part of the exhaust gas is lead to the heat recovery device, and when the engine rotation speed or the output is high, at least, the most part of the exhaust gas is lead to the thermoelectric device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003313404-A (JP)
Title: Aliphatic polyester resin composition and multilayer film of aliphatic polyester
Inventor: KUROKI TAKAYUKI
IPC: B32B27/36
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem in the prior art in practical use of a film obtained from an aliphatic polyester, particularly a polylactic acid polymer, and the problem that it is poor in heat sealability causing the difficulty in performing a secondary processing such as bag-making, and to provide an aliphatic polyester resin composition and an aliphatic polyester multilayer film which have superior heat sealability and enables these to be applied into a heat seal material or a polyester film furnished with a heat seal function.  <P>SOLUTION: The aliphatic polyester resin composition, which has the heat seal function, comprises an aliphatic polyester (polyester A) and an aliphatic polyester containing an aliphatic unsaturated bond (polyester B). The composition ratio of the polyester A and the polyester B is: the polyester A 50-99 wt.% and the polyester B 50-1 wt.% based on a total amount of the polyester A and the polyester B.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318365-A (JP)
Title: Magnetic random access memory
Inventor: ASAO YOSHIAKI
IPC: H01L21/8246
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To allow a write magnetic field to efficiently work on a TMR element of an MRAM.  <P>SOLUTION: Immediately under the TMR element 23, a write word line 20B is disposed. The write word line 20B is extended in an X direction, and side faces and the bottom face of the write word line 20B are covered with a yoke material 25B having high magnetic permeability. The yoke material 25B protrudes beyond the top face of the write word line 20B. Immediately above the TMR element 23, a data selection line (read/write bit line) 24 is disposed. The data selection line 24 is extended in a Y direction which crosses the X direction. The top face of the data selection line 24 is covered with a yoke material 27 having high magnetic permeability.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316357-A (JP)
Title: Acoustic controller for electronic musical instrument
Inventor: ISHIDA TADAYUKI
IPC: G10H1/32
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an acoustic controller for an electronic musical instrument by which the optimum acoustic characteristic is obtained in each case where a second speaker is attached to a musical instrument main body or is not attached.  <P>SOLUTION: The musical instrument includes: the musical instrument main body 2 having first speakers 11 and 12; the second speaker 15 being freely removable in the instrument main body 2; designating means 9c and 9d for designating a first speaker usage mode for using only the first speakers 11 and 12, or a both-speaker usage mode for using the first and the second speakers 11, 12 and 15; a storage means 23 for storing first and second acoustic characteristic coefficients G1 and G2 to respectively set the acoustic characteristics in the first/both-speaker usage modes; a reading means 20 for reading the acoustic characteristic coefficient in response to the designated speaker usage mode; and a musical tone signal generating means 26a for generating a musical tone signal for reproduction by the speakers 11, 12 and 15 based on the acoustic characteristic coefficients.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311359-A (JP)
Title: Super high-temperature hot forging method
Inventor: TODA MASAHIRO
IPC: C22C38/00
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems such as toughness degradation after forging in super high-temperature forging to manufacture a component of a shape more complicated than that of conventional hot-forged components and to improve the yield of a material during the manufacture.  <P>SOLUTION: A steel member containing, by mass, ≥0.1% to <1% carbon is heated in a range with a lower limit temperature being a solidus temperature ×0.94 or 1,250°C, whichever is higher, and an upper limit temperature being a liquidus temperature × 0.98. After the steel member is subjected to the super high-temperature forging so that ≥85% of the work surface (≥90% if the heating temperature exceeds the solidus temperature) is brought into contact with a die, the steel member is further forged at a temperature of 900 to 1,250°C, and hardened and annealed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003045859-A (JP)
Title: Plasma etching chamber and method for producing photomask using it
Inventor: LEE JEONG-YUN
IPC: G03F1/54
Filed: 2002-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a plasma etching chamber of a plasma etching system used in an etching system for producing a photomask, and a method for producing a photomask using it. SOLUTION: The plasma etching chamber comprises an electrode having a surface for supporting a photomask substrate and an end face surrounding the supporting surface on the periphery thereof, a heat transmitting member provided along the circumferential edge part of the supporting surface, and a heater for supplying heat to the heat transmitting member. In the method for producing a photomask, a light shading film is formed on a transparent substrate. A resist film pattern for exposing a part of the light shading film is formed on the light shading film.  Under a state where the temperature at at least a part of the circumferential edge part of the transparent substrate is sustained higher than the temperature in the central part of the transparent substrate, the light shading film is etched by a plasma etching method using the resist film pattern as an etching mask thus forming a light shading film pattern.
Patent JP-2003324009-A (JP)
Title: Magnetic path forming body method of manufacturing the same, electric motor, transformer, and actuator
Inventor: YAMASHITA YUKIO
IPC: H01F27/24
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic path forming body which is hardly deformed after it is assembled.  <P>SOLUTION: The magnetic path forming body (1) is equipped with a plurality of magnetic path forming parts (2). The magnetic path forming parts (2) are assembled into the magnetic path forming body (1). Each of the magnetic path forming parts (2) is provided with a joint end face (11) that is not vertical to a butting direction. Therefore, the magnetic path forming body (1) is hardly deformed after it is assembled.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322948-A (JP)
Title: Halftone phase shifting mask blank and halftone phase shifting mask
Inventor: SHIODA YUUKI
IPC: G03F1/32
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a halftone phase shifting mask blank adaptable to shortening of exposure wavelength (an exposure wavelength region of 140-200 nm) and an increase of transmittance of exposure light (8-30% transmittance) and having high processing accuracy.  <P>SOLUTION: In the halftone phase shifting mask blank having a phase shifter film for forming a phase shifter portion on a transparent substrate, the phase shifter film comprises a film containing ≤10 at.% metal and using the metal, silicon, oxygen and nitrogen as principal constituent elements and an etching stopper film formed between the above film and the transparent substrate.  <P>COPYRIGHT: (C)2004,JPO