baber/WOPTO huggingface dataset:
Patent JP-2003318478-A (JP)
Title: Optical communication apparatus
Inventor: OKADA TAKESHI
IPC: H01L31/10
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To reduce optical crosstalk caused when the light from a transmitting section enters into the photodiode of a receiving section by reducing a quantity in the reflected light from the transmitting section at the bottom face of a substrate in a bidirectional optical communication apparatus.  <P>SOLUTION: The optical communication apparatus includes the substrate, an optical waveguide provided on the substrate, an optical filter disposed at the front end of the optical waveguide, a light emitting element installed to the surface of the substrate at the terminating end of the optical waveguide, a wavelength selecting filter provided at a mid-position of the optical waveguide, and a light receiving element provided on the substrate to receive reflected light from the wavelength selecting filter. In this apparatus, the quantity of the light reflected by the bottom face of the substrate is reduced by roughening the bottom face. In addition, the optical waveguide is narrowed and covered with a light-absorbing resin of a black color, etc., so that the lateral leakage light of the light entering into the clad of the waveguide is made to be absorbed by the resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003323055-A (JP)
Title: Image forming apparatus
Inventor: OKAMOTO SUEAKI
IPC: G03G15/16
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce production costs of a mechanism for causing a transfer roller to electrostatically adsorbing recording paper and to easily separate the recording paper from a recording paper transport belt after terminating the transfer of an image.  <P>SOLUTION: The image forming apparatus comprises: a transfer bias section applying a bias voltage to the transfer roller and applying the bias voltage to a follower roller; and a paper position detection means detecting the position of the tip of the recording paper. When the position of the tip of the recording paper passes through by a specified distance the opposing position of the follower roller and an adsorption roller (YES in S1), bias voltage application by means of the transfer bias section is started (S2). When the tip of the recording paper approaches an image transfer position as far as a specified distance (YES in S4), the bias voltage application by means of the transfer bias section is suspended (S5). When the tip of the recording paper passes through by a specified distance the image transfer position (YES in S6), the bias voltage is applied by means of the transfer bias section (S7).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321689-A (JP)
Title: Gas hydrate production control agent and production control method and gas storage method
Inventor: TSUTSUMI HIROMORI
IPC: C10L3/06
Filed: 2002-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas hydrate production control agent having actions for controlling and stabilizing the production and decomposition of a gas hydrate, to provide a production control method using the agent, and to provide a gas storage method using the method.  <P>SOLUTION: This gas hydrate production control agent contains a polymer obtained from a structural unit-having monomer represented by general formula (1) (R<SB>1</SB>, R<SB>2</SB>and R<SB>3</SB>are each independently H or a 1 to 3C hydrocarbon group) in the molecule.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320618-A (JP)
Title: Composite and manufacturing method therefor
Inventor: IKUTA TATSU
IPC: B29K21/00
Filed: 2002-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a composite of a rubber member and a resin member by directly and strongly bonding a resin and a rubber in a wide combination without using an adhesive.  <P>SOLUTION: A resin composition (a) constituted of a non-crosslinked crosslinkable resin or a preformed object (b) containing at least a non- crosslinked crosslinkable resin, and a rubber composition which contains at least an unvulcanized rubber and of which the vulcanizing agent (radical generator or the like) is active on the contact surface with a molding resin material or a preformed object thereof, are brought to a contact state, and the unvulcanized rubber is vulcanized to produce the composite of the resin member and the rubber member. As the crosslinkable resin, a thermoplastic resin containing an unsaturated bond and a thermosetting resin having a crosslinkable functional group can be used.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327511-A (JP)
Title: Hair tonic
Inventor: YAMAGUCHI FUMIO
IPC: A61Q7/00
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To develop a hair tonic effective for stimulating the hair papilla to promote the hair growth and suppress the falling off of hairs.  <P>SOLUTION: Two or more kinds of plants are selected from pine, fir, nettle, camellia, tea, mugwort and lemon and the extract of the selected plants is used as an active component of the hair tonic. The hair tonic obtained by diluting the plant extract at a dilution ratio of about 3 is sprayed to the head. The hair papilla is stimulated by the action of pantothenic acid, etc., to promote the hair division and prolong the hair growing period.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327541-A (JP)
Title: Interleukin-12 production accelerating composition
Inventor: HORIUCHI ISAO
IPC: A61K36/07
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interleukin-12 (IL-12) production accelerating composition which accelerates production of the IL-12 in a living body more powerfully than ever.  <P>SOLUTION: This IL-12 production accelerating composition is produced by using a bacidiomycete other than Agaricus blazei. Fomes yucatensis or Hericium erinaceum is used as the bacidiomycete other than the Agaricus blazei. The composition is discovered as a result of searching a new substance different from substances which have been reported that they have the IL-12 production accelerating action, after establishing in vivo and in vitro systems for screening the IL-12 production accelerating action and screening bacidiomytcetes of which the action has never reported yet. Choices for treating cancers are increased by utilizing the new IL-12 production accelerating substance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336152-A (JP)
Title: Fiber nonwoven fabric
Inventor: OKAI TAKASHI
IPC: D04H1/43
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fiber nonwoven fabric which has excellent water resistance over a long period and has good flexibility and stretchability.  <P>SOLUTION: This fiber nonwoven fabric comprising fibers consisting mainly of a (meth)acrylic block copolymer is characterized in that the (meth)acrylic block copolymer satisfies the following (a) to (c). (a) The (meth)acrylic block copolymer has a structure represented by general formula (I): A1-B-A2 [A1 and A2 are each identically or differently a polymer block comprising a methacrylate, an acrylate or an aromatic vinyl compound; B is a polymer block comprising a methacrylate or an acrylate, is not compatible with A1 and A2, and has a glass transition temperature of ≤20°C]. (b) The (meth)acrylic block copolymer has a number-average mol.wt. of 8,000 to 700,000. (c) The total content of the polymer block A is 20 to 45 wt.% based on the total weight of the (meth)acrylic block copolymer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325500-A (JP)
Title: Method and apparatus for displaying time-series subtraction image
Inventor: OSAWA SATORU
IPC: H04N5/325
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus for displaying a time-series subtraction image obtained by subtracting two radiation images selected from among a plurality of radiation images obtained at different times for the same subject and a radiation image together, capable of displaying the images in the more appropriate display pattern according to the purposes such as image diagnosis or the like.  <P>SOLUTION: A plurality of constitution images constituted of radiation images and time-series subtraction images are prepared. Each of the constitution images has a different display pattern according to the purposes of image diagnoses. The method and apparatus select and display a desired constitution image from the plurality of constitution images using a display image selecting means 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003043294-A (JP)
Title: Mode converter
Inventor: REED WILLIAM ALFRED
IPC: G02B26/08
Filed: 2002-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized mode converter. SOLUTION: The mode converter has (A) first and second optical waveguides and (B) a GRIN(graded refractive index) fiber lens attached to both of the first and second optical waveguides.
Patent JP-2003329486-A (JP)
Title: Turning angle detector
Inventor: AKUTSU SATORU
IPC: G01D5/20
Filed: 2002-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a miniaturizable turning angle detector for easily performing winding work, with improved productivity and inexpensively manufacturable.  <P>SOLUTION: This turning angle detector has a stator iron core 2 capable of becoming at least an almost straight line shape at developing time by bending a connecting part 4d in an annular shape so that teeth parts 5a to 5h become the central side by laminating a plurality of belt-shaped plate-like members 4 formed by arranging a plurality of plate-like members 4a having the teeth parts 5a to 5h and a yoke part 4b in a belt shape, and connecting the adjacent plate-like members 4a by the connecting part 4d arranged in an end part of the yoke part 4b; an exciting coil 8 wound on the teeth parts 5a to 5h, output coils 9 and 10 of an (n) phase; and an untrue circular rotary iron core 3 rotatably arranged to the stator iron core 2, and changing gap permeance between the teeth parts 5a to 5h in a sine wave shape to a turning angle θ.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325421-A (JP)
Title: Dishwasher
Inventor: WAKATSUKI YOSHINORI
IPC: A47L15/42
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dishwasher which can perform washing, bleaching, disinfection and the like even outside the dishwasher.  <P>SOLUTION: The dishwasher is provided with an electrolyzer 9a for electrolyzing water from the outside, a boiler 29 with which the electrolyzed water from the electrolyzer 9a is heated to be vaporized, an inner jet nozzle 30 installed in a washing tank 2 and an outer jet nozzle 55 which is detachably connected to the inner jet nozzle 30 and jets the electrolyzed water vaporized to washing objects in the washing tank 2 through the inner jet nozzle 30. When the outer jet nozzle 50 is taken off of the inner jet nozzle 30, the electrolyzed water vaporized can be jetted to the washing objects outside the washing tank.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330781-A (JP)
Title: Data multiple guarantee method
Inventor: SUISHU KAZUTO
IPC: G06F12/00
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To gurantee the retention of data with higher reliability than duplexing of data.  <P>SOLUTION: The data from a host computer 201 that is a host device is stored in a primary data storage device 202, and the primary data storage device 202 copies the data stored in its own device to a secondary data storage device 204. The secondary data storage device 204 copies data stored in its own device to a tertiary data storage device 206. The storage of data to the primary data storage device 202, the copy of data to the secondary data storage device 204 and the copy of data to the tertiary data storage device 206 are mutually asynchronously performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003078756-A (JP)
Title: Method, apparatus and program storage medium for embedding and detecting a digital watermark
Inventor: NAKAMURA TAKAO
IPC: G06T1/00
Filed: 2002-05-20
Abstract: PROBLEM TO BE SOLVED: To relatively enhance the immunity of watermark by using a calculation method of local complexity of an image on the basis of a visual characteristics so as to revise the strength of the watermark pattern picture the local complexity of the image. SOLUTION: In the case of embedding an electronic watermark in a digital image in an unperceptive way, the local complexity of the image is obtained and revising more a complex part of the image than the other parts depending on the local complexity of the image so as to acquire an embedded image.
Patent JP-2003334219-A (JP)
Title: Remote area strolling apparatus
Inventor: NAKAMURA YOSHIHIRO
IPC: A63B69/00
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a remote area strolling apparatus enabling a user to obtain experience freely strolling through a remote area by displaying the live image of the camera of the remote area by utilizing a communication circuit and controlling the movement of the camera of the remote area by the movement of the foot of the user.  <P>SOLUTION: The remote area strolling apparatus is equipped with a moving device 30 for moving a camera device 10 on the basis of the control signal transmitted through the communication circuit 100 from a foot movement detector 80, a camera device 10 controlled in the pan-and-tilt operation of a camera on the basis of the control signal transmitted from a pan-and-tilt operation device 90 of the camera receiving a myoelectric signal and a glance position data as an input signal through the communication circuit 100 and an image sound output device 40 receiving the transmission of the image signal and the sound signal from the camera device and a microphone through the communication circuit 100 to reproduce an image and a sound.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342676-A (JP)
Title: Cemented-carbide-made composite roll
Inventor: HORIUCHI MITSUYOSHI
IPC: C22C38/44
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly safe composite roll which is made by the metallic joining of an outer layer comprising a cemented carbide to an inner layer comprising an iron alloy and in which the residual tensile stress at the joining boundary is relaxed and the breaking of a roll during rolling is prevented.   <P>SOLUTION: In the cemented-carbide-made composite roll fabricated by the metallic joining of an outer layer comprising a WC cemented carbide to an inner layer comprising an iron alloy, the outer periphery of the inner layer joined to the outer layer substantially consists of a metal structure mainly comprising martensite. The inner layer is an iron alloy containing 0.1-2.0 wt.% C, 4.0 wt.% or less Ni, 4.0 wt.% or less Cr, and 3.0 wt.% of less Mo.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003334929-A (JP)
Title: Presetting device for ink key and presetting method for ink key
Inventor: SENOO SHINICHIRO
IPC: B41F31/02
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To preset the opening degree of an ink key with good accuracy even in a pattern area ratio reduced in frequency capable of acquiring actually measured data (the opening degree of the ink key) in the presetting apparatus of the ink key and the presetting method of the ink key.  <P>SOLUTION: The presetting of the ink key for individually setting a plurality of ink keys 52a-52e is arranged in opposed relation to an ink fountain roller corresponding to the pattern area ratio according to the ink key opening degree characteristic curve. The recording of the opening degree data of the ink key for setting. The ink key opening degree characteristic curve is renewed at every pattern area ratio.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341701-A (JP)
Title: Packaging container
Inventor: KAWASHIMA MASAHIKO
IPC: B65D71/08
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaging container capable of easily coping with a change of shapes and sizes, effectively economically packaging an item to be packaged and being sealed by means of an adhesive tape or shrink packaging.   <P>SOLUTION: The packaging container comprises a container 10 having a fringe portion 11 in an opening circumference and a cover 20 having a fringe portion 21 overlapping the fringe portion 11. The fringe portions 11 and 21 have horizontal surfaces 12 and 22 protruding in the horizontal direction from the opening portion, vertical surfaces 13 and 23 extending vertically downward from the horizontal surface edge and a recess portion 15 in an edge portion formed by the horizontal surface 12 and the vertical surface 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346671-A (JP)
Title: Electron gun
Inventor: CHIBA TORU
IPC: H01J3/38
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pierced electron gun which is made easy to assemble by reducing the number of parts while suppressing increase of consumed power and increase of perveance in a heater.   <P>SOLUTION: The electron gun equipped with a Wehnelt electrode for focusing an electron beam has a structure having a negative electrode emitting electrons, a heater cap having a built-in heater giving the negative electrode thermal energy for emitting the electrons, a retainer for fitting a peripheral edge of the negative electrode to the heater cap to provide and fix the negative electrode on to the heater cap, a Wehnelt electrode part formed in a shape that a mean angle of the surface conforms to a piercing angle, and a Wehnelt support, in which at least 3 heater cap supporting members for supporting and fixing the heater cap in such a manner that an electron emitting surface of the negative electrode and an opening provided in the Wehnelt electrode part are located at positions satisfying a prescribed perveance have been integrally formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341684-A (JP)
Title: Case for food packaging film for household, and fixing utensil for case of food packaging film or the like for household
Inventor: TAJIMA KOICHI
IPC: B65D83/08
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing utensil which fixes a case of a food packaging film for household to a refrigerator or the like by magnetic force, and can prevent the case from being separated from the refrigerator or the like and dropping even when a force to pull out the film or the like is applied to the upper end of the case; and in addition, to provide a case which is used for a food packaging film for household, and is hard to drop from the refrigerator even when the film is pulled out when the case is fixed to the refrigerator or the like using the fixing utensil, and by which the film can be smoothly pulled out under a state wherein the case is stabilized.   <P>SOLUTION: In this case for the food packaging film for household, the roll-like food packaging film inside is pulled out by opening an upper lid. The case for the food packaging film for household has an insertion port for fitting the fixing utensil which fixes the case to a refrigerator or the like by magnetic force. In this case, the insertion port is provided at a location being at least higher than the center of the case rear surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003082043-A (JP)
Title: Photocurable resin composition, fine uneven pattern- transferring foil, optical component, stamper and method for forming fine uneven pattern
Inventor: HOJO MIKIKO
IPC: G02B5/18
Filed: 2002-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a photocurable resin composition having excellent followingness to a cavity shape of a master block such as a stamper complementary to the fine uneven pattern of an optical component, capable of being precisely formed, having excellent shape-retaining properties after the forming, hardly causing deformation in a process after being taken out from the master block, and, as a result, capable of reproducing the desired fine uneven pattern in good accuracy, and further to provide the optical component having excellent optical properties by forming the fine uneven pattern having an optical function in good accuracy by utilizing the characteristics of the photocurable resin composition. SOLUTION: This photocurable resin composition contains (A) a binder resin having a photopolymerizable functional group, and (B) inorganic particles capable of being dispersed in a diluent solvent for preparing a coating liquid so as to form a colloidal state, and having submicron particle diameters as essential components, and is used for forming the fine uneven pattern of the optical component.
Patent JP-2003341736-A (JP)
Title: Packaging structure
Inventor: SHIRAI TOSHIYA
IPC: B65D85/68
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaging structure, which prevents the damaging of a housed object, and makes it possible to fix the object in the structure easily at a low cost.   <P>SOLUTION: According to the packaging structure, the housed object (visor) A is housed in a box 1 via a fitting member 2. The fitting member comprises at least two sloped surfaces (first and second sloped surfaces) 2a, 2b on which the object A is arranged, holes 2c, 2d which are formed on the sloped surfaces 2a, 2b, respectively, to fix the object A, and supporting parts 2e, 2f formed on the sloped surfaces 2a, 2b, respectively, so as to cover part of each hole 2c, 2d to support the object A.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346814-A (JP)
Title: Catalyst carrier particle for fuel cell, compound electrolyte using the particles, catalyst electrode, fuel cell and method for manufacturing these articles
Inventor: YOSHITAKE TSUTOMU
IPC: B01J23/89
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide catalyst carrying particles for a fuel cell, a compound electrolyte and a catalyst electrode for a fuel cell in which the contact resistance of a catalyst substance with carbon particles carrying it is small, and coagulation of the catalyst substance is suppressed, and to provide a fuel cell of high output and excellent durability, and a method for manufacturing the fuel cell.   <P>SOLUTION: In the catalyst carrying particles for a fuel cell including carbon particles 2 and the catalyst substance 1, an adhesive layer 3 is provided between the carbon particles 2 and the catalyst substance 1. The adhesive layer contains the Group IV elements in the long-periodic table, and forms carbide with carbon atoms.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004007877-A (JP)
Title: Piezoelectric transformer type series resonance dc/dc converter
Inventor: KADOSAWA HIDEKI
IPC: H02M3/155
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a piezoelectric transformer type series resonance DC/DC converter in which total efficiency is enhanced by supplying magnetic energy as power generated through electromagnetic coupling with a resonance inductance directly to a voltage controlled oscillator and a driver thereby minimizing power loss.  <P>SOLUTION: The piezoelectric transformer type series resonance DC/DC converter for supplying a DC output to a load through a rectangular wave oscillation circuit including a high DC power supply and a switching element, a series resonance inductance, a sine wave generating circuit including a series resonance circuit with the capacitive component of a piezoelectric transformer, a sine wave generating circuit including a step-down circuit of the piezoelectric transformer and a smoothing circuit, wherein the output voltage is controlled by providing an auxiliary power supply coupled electromagnetically with the series resonance inductance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013957-A (JP)
Title: Recording/reproducing device
Inventor: KUMAGAI KIYOSHI
IPC: G11B33/02
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To prevent an ejection operation unintended by a user, to prevent product troubles, and to improve operability in a recording/reproducing device.  <P>SOLUTION: The recording/reproducing device is provided with a means to regulate the opening operation of a C cover 1, and an ejection operation is carried out when the C cover is opened to an opening position regulated by the regulation means or more.  <P>COPYRIGHT: (C)2004,JPO