baber/WOPTO huggingface dataset:
Patent JP-2003161916-A (JP)
Title: Projection type image display device and image display system
Inventor: OTAKA KEIJI
IPC: G02F1/13
Filed: 2001-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the contrast of a projected image deteriorates due to the differences of properties caused by the polarization direction of a color separation composition optical system.  <P>SOLUTION: The projection type image display device comprises illumination optical systems 1 to 5b, a color separation composition optical system 8 which separates illumination light from the illumination optical systems into a plurality of color light beams having different wavelength regions with each other, makes each color light beam incident on reflection type image display elements 9R, 9G and 9B provided for each color light beam, and composites a plurality of color light beams reflected and emitted by these reflection types image display elements, and a projection optical system 12 which projects and displays color image light composited by the color separation composition optical system. A plurality of color light beam components of the illumination light separated by the color separation composition optical system are made into polarized light beams each having mainly one polarization direction, and the main polarization directions of the separated color light beam components and the main polarization directions of the composited color light beams are made identical for each color.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003162701-A (JP)
Title: Method for forming antenna of non-contact ic card
Inventor: KUSANAGI TSUKASA
IPC: G06K19/07
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming the antenna of a non-contact IC card capable of flexibly facilitating countermeasures to the change of specifications.  <P>SOLUTION: This method for forming the antenna of a non-contact IC card as a method for forming an antenna for the non-contact IC card comprises a process for laminating a metallic foil 3 for an antenna on a base material film 2 and a process for machining and removing the metallic foil where an antenna coil 4 is not formed by an end mill 31. In addition, a vacuum evaporated metallic thin film may be substituted for the metallic foil 3 for an antenna.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003167513-A (JP)
Title: Ciphering method, ciphering device, deciphering method, deciphering device, cipher communication method, cipher communication system, computer program and recording medium
Inventor: HATTORI TAMOTSU
IPC: H04L9/30
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly safe public key ciphering system which includes a ciphering method that is strong against a connection key attack and a difference key attack and a deciphering method that is strong against a selection cipher sentence attack.  <P>SOLUTION: A plain sentence is converted into a converted plain sentence on the basis of a prescribed conversion function, and a ciphered sentence is formed using the converted plain sentence, the original plain sentence and one or a plurality of public keys. When a plurality of deciphered results exists after deciphering the inputted ciphered sentence, computations similar to the ciphering of the ciphered sentence being inputted to the deciphering results are performed employing a secret key and a deciphered result which agrees with the original plain sentence is obtained from a plurality of deciphered results on the basis of the computation result.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003165835-A (JP)
Title: Polycarbonate resin
Inventor: TOKUDA TOSHIMASA
IPC: C08G64/06
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polycarbonate resin having an improved hue and a structural unit of a 9,9-bishydroxyphenylfluorene.  <P>SOLUTION: This polycarbonate resin has the structural unit containing a coloring component of the 9,9-bishydroxyphenylfluorene. In the resin, the coloring component is fixed in a noncoloring state.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171447-A (JP)
Title: Method for producing norbornene-based polymer and norbornene-based polymer
Inventor: NAKATANI MASAFUMI
IPC: C08G61/08
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for polymerizing a norbornene-based monomer by using a ruthenium-based metathesis polymerization catalyst to provide a polymer having excellent surface smoothness.  <P>SOLUTION: This method for producing the norbornene-based polymer by polymerizing the norbornene-based monomer by using the ruthenium-based methasesis polymerization catalyst satisfies at least one condition of (a) having a step for starting the polymerization by keeping the monomer and the catalyst at the temperature not lower than the freezing point of the norbornene-based monomer and not higher than 30°C, or at the temperature from 70°C to 140°C for at least 30 min, and (b) using the norbornene-based monomer having ≤1 wt.% content of uncrosslinkable cycloolefin-based monomer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171952-A (JP)
Title: Excavator for circular continuous underground wall
Inventor: MIMA KENSAKU
IPC: E02F5/02
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To successively join a succeeding panel while cutting a side surface of an adjacent preceding panel by minimizing a difference in a cutting quantity inside and outside of a wall to the preceding panel in a circular continuous underground wall.  <P>SOLUTION: This excavator 16 has a pair of left and right excavating drums 26 rotatably arranged by sandwiching a mud suction pipe 24 arranged in the lower center of a guide frame 14, and a large number of cutter teeth 28 implanted in an outer peripheral part of the excavating drums 26. A rotary central shaft of both excavating drums 26 is mutually slantingly arranged at a prescribed angle toward an inside part of a wall surface. The respective cutter teeth 28 are successively formed short inward in the wall thickness direction according to an inclination, and outer peripheral part tangents of the mutual respective cutter teeth 28 are matched in a central position.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003174334-A (JP)
Title: Power amplifier
Inventor: KOMATSU NAOKI
IPC: H03F3/24
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power amplifier which reduces an asymmetrical tertiary distortion of transmission signals even having frequencies ranging over a broadband.  <P>SOLUTION: An amplifier circuit 203 amplifies the power of an input signal, and outputs to an injection circuit 223 and a distribution circuit 205 which outputs the amplified input signal to a detector circuit 210 for detecting the intensity of a secondary distortion of the amplified input signal and the phase thereof. A controller 215 controls a signal generator 220, based on the intensity of the secondary distortion and the phase thereof. The signal generator 220 generates a signal allowing the secondary distortion appearing on the amplifier input signal to be cancelled under control of the controller 215. The injection circuit 223 injects the signal generated by the generator 220 to the acquired amplified input signal from the amplifier circuit 203, thereby canceling the secondary distortion to result in the reduction of an asymmetric tertiary distortion.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171489-A (JP)
Title: Rubber foamed material for sealing
Inventor: KURIO YUTAKA
IPC: C08J9/04
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber foamed material for sealing, capable of shortening a time for vulcanization and foaming, by forming a mixture into a thin shape, and capable of being formed into such a rubber foamed material that has a heavy thickness.  <P>SOLUTION: This rubber foamed material for sealing is obtained by preparing a mixture containing an ethylene-propylene-diene rubber in an amount of ≥25 wt.%, then subjecting the mixture to the vulcanization and foaming, wherein the ethylene-propylene-diene rubber has a weight-average molecular weight (Mw) of 100,000-500,000 and a ratio of the weight-average molecular weight (Mw) to a number-average molecular weight (Mn) (Mw/Mn) of ≥10, and the rubber foamed material has a foam density of ≤0.15 g/cm<SP>3</SP>and an expansion ratio of ≥2.5 in the direction in which the material rises up.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003135317-A (JP)
Title: Cleaning tool utilizing air flow
Inventor: NAKAYAMA AKIRA
IPC: B60S1/02
Filed: 2001-11-01
Abstract: PROBLEM TO BE SOLVED: To make a gather-shaped part wave to cleanly wipe and polish a surface to be cleaned through flow of wind or air by only providing a tool on an object such as a car body, a windowpane or the like that is conventionally cleaned by the hand. SOLUTION: Providing a sucker, a magnet or the like 1 around which a string, cloth, bristles or the like is provided in a gather shape 2 on an object surface allows the object surface to be wiped and polished.
Patent JP-2003174349-A (JP)
Title: Blocking filter
Inventor: SAITO SEIICHI
IPC: H01F27/42
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power-line carrier blocking filter with an assembled band pass function in a simple circuit form by eliminating a gate way for the sake of making the body small and low cost, and solve the problem of high cost and the large body of the unit, even through a conventional power-line carrier blocking filter is made up of low pass filters and both the gate way and the power-line carrier blocking filter are necessary for each home.  <P>SOLUTION: Each transformer is provided at the input and output. A capacitor and the winding of the transformer are connected in series, and a band pass filter is provided between each transformer. The blocking filter along with a capacitor C1 functions as an LC low pass filter by using an inductance factor of windings of two transformers T1 and T2. At the same time, a band pass filter (BPF) for bypassing an access system signal is inserted between the transformers T1 and T2 so that the gate way can be eliminated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003178129-A (JP)
Title: Direct mail issuing method
Inventor: TAKAHASHI JUN
IPC: G06Q30/02
Filed: 2001-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method, device and program for issuing direct mails capable of issuing direct mails efficiently and effectually by treating the information on the direct mails requested by a plurality of senders in such a way as grouped each containing a specified number.  <P>SOLUTION: The sender information of each sender requesting the issue of direct mails is accepted, while the address information of the requested direct mails and their setting information are accepted, and direct mails received from a plurality of senders are cumulated, and when the result from cumulation attains the specified number, they are issued on the basis of the address information and setting information. This allows treating the information of direct mails requested by a plurality of senders in such a way as grouped each containing a specified number to ensure cost the merit, etc., which enables an efficient and effectual issue of direct mails.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003180853-A (JP)
Title: Aid for fire extinction, fire extinguisher and fire extinction method using the same
Inventor: HAMANAKA TAMOTSU
IPC: A47J36/06
Filed: 2001-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an aid for fire extinction which can apply extinguishing media without fanning flames.  <P>SOLUTION: The aid for fire extinction has a cover 7 which has a size to close the aperture of cooking ware 1 and is bored with a multiplicity of pores 6 and a handle 7 which is disposed at this cover 7.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002218596-A (JP)
Title: Fixing element for insertion microphone
Inventor: MULLER GERD M
IPC: H04R25/02
Filed: 2001-12-13
Abstract: PROBLEM TO BE SOLVED: To improve the function of a fixing element for an insertion microphone. SOLUTION: The fixing element 10 has a substantially cylindrical region 12, the cylindrical region can be inserted and fitted in a hole 26 crossing the auditory meatus wall 24. When the fixing element is inserted, the case of the microphone incorporating a sound receiving element is surrounded along its outer circumference. The cylindrical region 12 in the fixing element for the insertion microphone has at least one elastic region 20 whose outer diameter is larger than that of the region 12 and the elastic region can produce friction with sufficient force to fix the cylindrical region in at least one direction of both axial directions of the hole 26 with elastic restoration force caused by the contact along the hole wall.
Patent JP-2002273560-A (JP)
Title: Die casting formed by body and its producing method
Inventor: WIESER JURGEN
IPC: B29L23/00
Filed: 2001-12-14
Abstract: PROBLEM TO BE SOLVED: To obtain a die casting formed body and a method for producing such a formed body at a low cost with which an undercut part in the peripheral direction can be formed in the inner outline. SOLUTION: The formed body 1 is stripped off from a core pin 7 by relatively shifting a stripping-off ring 8 to the core pin 7 from the intermittent end surface side in the opened longitudinal slit 5, in a die casting forming process for filling material into a space between an outside molding flask and the core pin 7 for expanding the undercut part 4 and the following process after taking out the outside molding flask.  At least one piece of undercut part 4 in the peripheral part is arranged on the inner surface 3 of the formed body 1, and at least two pieces of the longitudinal slits 5 over the large part of the length is arranged as the longitudinal slit opened on the end surface, and the undercut part 4 is arranged at the position having a distance (a) from the end part of the opened longitudinal slit and a side surface 9 contracted toward the outer part in the radius direction of the longitudinal slit 5, is arranged.
Patent JP-2003180780-A (JP)
Title: Mat type total body-massaging machine
Inventor: YAMAZAKI TETSUYOSHI
IPC: A61H15/00
Filed: 2001-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mat type total body-massaging machine wherein the body is not brought out to the outside of the massaging machine due to the movement of massaging rollers during massaging, and also, when massaging is not performed, the massaging rollers can be retract-moved to housing locations on both end sections of the massaging machine.  <P>SOLUTION: A first movable massaging unit 7 and a second movable massaging unit 9, which are equipped with the massaging rollers 6 and 8, respectively, are synchronously driven in the opposite directions on guide rails which are provided on a main body frame 2. The first movable massaging unit moves in a range from the neck section to the waist section of the body, and the second movable massaging unit moves in a range from the thigh section to the calf section.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003182284-A (JP)
Title: Side push type mechanical pencil
Inventor: ONUKI SOJI
IPC: B43K21/16
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that if rigidity of a push member is sufficient and a slider is smoothly operated, a problem does not occur, but if the rigidity of the push member is insufficient or the slider is not smoothly operated due to occurrence of a damage, a central part of the member is curved toward downward so that sufficient feeding amount of a lead not obtained and if this phenomenon is remarkable, the member is broken from the central part or a leg is expanded in a lateral direction or deflected in either direction so that the leg is dropped from an oblique surface of the slider.  <P>SOLUTION: A side push type mechanical pencil comprises a knock dowel disposed on a sidewall of the barrel to operate a lead feeding means disposed in the barrel by pressing the push dowel in such a manner that an operating part for the lead feeding means of the push dowel is formed on the inner wall surface of the push dowel.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003185784-A (JP)
Title: Maintenance and repair device for reactor core internal
Inventor: SATO KATSUHIKO
IPC: G21C19/02
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To accurately position and move construction tools or the like for scans in remotely inspecting, maintaining and repairing a structure in a reactor under water.  <P>SOLUTION: The in-core maintenance and repair device has a maintenance and repair work support device 1 capable of being moved into and out of a cylindrical part of a reactor, and a maintenance and repair scan mechanism part 30 driven by the support device along the outer surface of the cylindrical part 150 for inspecting, maintaining or repairing the outer surface of the cylindrical part. The maintenance and repair work support device has a deployment mechanism 4a capable of being spread in the radial direction of the cylindrical part when inserted in the cylindrical part, a magnet 13 mounted near a tip of the deployment mechanism and positioned oppositely to the inner surface of the cylindrical part, and a moving mechanism 8 for moving the magnet along the inner surface of the cylindrical part. The maintenance and repair scan mechanism part is adapted to be attracted by the magnet and driven following the movement of the magnet caused by the moving mechanism.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003186144-A (JP)
Title: Image display material
Inventor: SASAKI CHIKA
IPC: G03F7/004
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display material that can be allowed to develop a color by visible light and/or heat and to provide a recording body containing the image display material, an image forming method and an image forming apparatus.  <P>SOLUTION: The image display material comprises a leuco dye, a photosensitizer and a photoacid generator capable of generating an acid that can be volatilized by heating upon irradiation with light. The recording body includes the image display material. The image forming method includes a step (A) in which a required portion of the recording body is irradiated with visible light to allow the leuco dye in the irradiated portion of the recording body to develop a color, a step B in which the leuco dye which has developed the color is faded by heating the developed color portion of the recording body at a temperature of ≥130° and a step C in which an image is formed by allowing the leuco dye in part or the whole of the recording body not irradiated with visible light in the step A to develop a color by irradiating part or the whole of the recording body with visible light. The image forming apparatus has a light source capable of radiating light corresponding to the visible light absorbing region of the photosensitizer contained in the recording body and a means for heating the recording body.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003190604-A (JP)
Title: Lock mechanism for hoisting polisher door
Inventor: ISHIHARA YASUSHI
IPC: A63F7/02
Filed: 2001-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To lock or unlock a number of lock means easily and accurately in the operation of opening or closing the doors of hoisting polishers.  <P>SOLUTION: The lock mechanism for the doors of hoisting polishers is provided with a plurality of hook levers 25, a link bar 23 rockably supporting the hook levers on the other end part side thereof and an open/close lever 21 rockably linked to the link bar through a link pin 23c provided on the link bar on the one end part side thereof. A number of lock means L can be locked or unlocked only by operating one open/close lever 21 while one operation is enough even for the lock means that is located anywhere not within reach of hands and eyes thereby avoiding forgetting to lock or incomplete locking.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003192755-A (JP)
Title: Highly refractive naphthalenic oligomer, and refractive index regulating agent
Inventor: SENZAKI TOSHIHIDE
IPC: C08G10/02
Filed: 2001-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly transparent and refractive naphthalenic oligomer, and a refractive index regulating agent that regulates the refractive indexes of various kinds of the resins obtained from the oligomer.  <P>SOLUTION: The highly refractive naphthalenic oligomer has a refractive index of 1.600 or more, and is obtained by condensing a naphthalene of a purity of 99.0 wt.% or higher, and an aldehyde in the presence of an acidic catalyst. The oligomer is obtained by reacting 1 mole of the naphthalene with 0-1 mole of the aldehyde in the presence of the acidic catalyst in a substantially oxygen- free atmosphere, and is useful in producing a resin composition with a regulated refractive index by blending it in the composition.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003194353-A (JP)
Title: Floor heating panel and heat medium header for the same
Inventor: YASUHIRA KOJI
IPC: E04F15/18
Filed: 2001-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To easily cope with changes in parallelism when a plurality of flat substrates are arranged in adjacent to and in parallel with each other with a desired heating effect achieved across the whole of the flat substrates.  <P>SOLUTION: In a floor heating panel, wherein an inlet/outlet section 3 for heat medium flow tubes 2 accommodated in a rectangular flat substrates 1 is positioned adjacent to a cutout 4 at a corner of the substrate 1, the tubes 2 constituting the section 3 are so arranged that some lie along the length of one of the sides of the substrate 1 precisely or roughly, while others cross some others at right or nearly right angles.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002279891-A (JP)
Title: Manufacturing method for back base board of plasma display panel
Inventor: LEE MYUNG-WON
IPC: H01J11/36
Filed: 2001-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a back base board of a plasma display panel, which can reduce processing time and the number of processes, and can restrain generation of dust. SOLUTION: The back base board of a plasma display panel is manufactured with a phase forming a complex function sheet 60 to make glaze and barrier rib materials in the shape of a sheet, a phase jetting glue material on a substrate provided between the complex function sheet 60 and the substrate 62, a phase bonding the complex function sheet 60 on the substrate 62, and a phase molding a partition pressurizing the complex function sheet 60.
Patent JP-2003189901-A (JP)
Title: Instantaneous shoe drier
Inventor: SASAKI YOSHIBUMI
IPC: A43B7/02
Filed: 2001-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate moisture in a shoe by inserting paper-like ceramic in it.  <P>SOLUTION: An electric current of three dry batteries (1.5 volts) is supplied to the paper-like ceramic to heat it (150°C) for drying the shoe. It is constantly set in the shoe. The three dry batteries are set in a case to be inserted to the shoe.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003500780-A (JP)
IPC: G06T7/00
Filed: 2000-05-31
Abstract: A novel method all of and apparatus for categorizing different material regions of an object-to-be inspected, by optical scanning of the object to produce a pixel image thereof, discriminating different pixel regions of the image corresponding to possibly different materials on the basis of color, and texture brightness measurements of the pixel regions and assigning preliminary likelihoods to such discrimination through with ambiguities; and comparing the measurements of the pixel regions with their local neighborhood surroundings in the image to assist in resolving said ambiguities and determining the material categorizations of the pixel regions with a high likelihood.
Patent JP-2003501780-A (JP)
IPC: H01B7/295
Filed: 2000-06-02
Abstract: A wire and cable insulation system comprising a first inner tape (22), comprising an impregnated mica tape, having an emulsion deposited polymer coating on at least one side of the tape and a second outer layer (24) comprising a tape wrapped or extruded fluoropolymer.