baber/WOPTO huggingface dataset:
Patent JP-2004287152-A (JP)
Title: Electrophotographic endless belt and image forming device
Inventor: MAEKAWA YOSHIHIRO
IPC: G03G15/20
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic endless belt capable of improving oil affinity on the surface of an endless belt and preventing image disturbance from occurring on the surface of a recording sheet and to provide an image forming device using the electrophotographic endless belt.  <P>SOLUTION: The surface layer of the endless belt for electrophotographic fixing consists of a fluorine-based resin layer and the surface satisfies the following inequalities (1)-(3). The depth Y of grooves existing per cross section of 100 μm width is 0.5 μm≤Y≤2.5 μm (1). The number of grooves having the 0.5 μm≤Y≤2.5 μm depth is 5≤N≤10 (2). When the inequalities (1), (2) are satisfied and the widths of respective grooves are defined as X<SB>1</SB>, X<SB>2</SB>, etc., the total amount of Xs is substituted for (ΣX(N)÷100)×100=S and the obtained value S is 50≤S≤80 (3).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004284236-A (JP)
Title: Image recording apparatus
Inventor: ISHIKAWA HIROMI
IPC: G02B6/42
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the pixel width in a sub-scanning direction from becoming large in an image recording apparatus for continuously and relatively moving a recording medium with respect to recording light to perform sub-scanning.  <P>SOLUTION: In the image recording apparatus comprising a space light modulation device 50 constituted by arranging a plurality of pixel parts for modulating irradiated light B side by side at least in one row, a light source 66 for irradiating the space light modulation device 50 with light, an image forming optical system 51 arranged to the light path of the light B modulated by the space light modulation device 50 and a sub-scanning means for continuously and relatively moving the recording medium 150 arranged at the image forming position due to the image forming optical system 51 in the direction Y crossing the arranging direction of the pixel parts with respect to the image forming optical system 51, the light source 66 is driven in a pulse-like state only once for a time shorter than the writing period during the one pixel writing period of the space light modulation device 50.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289031-A (JP)
Title: Forming method of nitride-based semiconductor and nitride-based semiconductor element
Inventor: YAMAGUCHI TSUTOMU
IPC: H01S5/323
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a forming method of a nitride-based semiconductor capable of being made a p type while keeping crystal properties as they are.  <P>SOLUTION: The forming method of a nitride-based semiconductor forms in succession a nitride-based semiconductor layer 6 comprising GaN doped with Mg having the film thickness of about 1 μm and a metal layer 7 comprising LaNi<SB>5</SB>having the film thickness of about 2 nm to about 50 nm on a GaN substrate 1. Thereafter, a heat treatment is applied at about 360 °C for about 100 hours in the atmosphere of nitrogen gas, and then the metal layer 7 is removed by etching.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004286397-A (JP)
Title: Hot-water supply device with instantaneous hot-water supply function
Inventor: KUMAGAI AKIRA
IPC: F24H1/10
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To rapidly and surely determine hot-water usage by one temperature detection means regardless of the hot-water use quantity at a hot-water supply position, in a hot-water supply device with an instantaneous hot-water supply function.  <P>SOLUTION: One temperature detection means 81 is disposed at an interflow position 8 where hot water in a return tube 7 connected to a water-supply pipe 4 and a hot-water delivery pipe 5 interflows with clean water in the water-supply pipe; and when the detection temperature of the temperature detection means drops by a predetermined value per unit time, it is determined that hot water is used, and the operation of a circulation pump is so controlled as to be stopped.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004297244-A (JP)
Title: Complex band-pass filter
Inventor: ITAGAKI KOICHI
IPC: H03H11/04
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve the distortion of signals in a filter pass band attributed to the frequency characteristics of an operational transconductance amplifier.  <P>SOLUTION: The complex band-pass filter having a first to sixth OTAs 21-26 and a first and second capacitors 27, 28 comprises a first and second resistance elements 29, 30 between the first capacitor 27 and ground and between the second capacitor 28 and the ground, connects a frequency characteristics varying means e.g. a variable capacitance between the drain terminals or source terminals of two transistors forming an input differential pair among the third to sixth OTAs 23-26, thereby greatly improving the distortion of signals in the pass band.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291334-A (JP)
Title: Carriage support, liquid ejector equipped with the carriage support
Inventor: KAWAKAMI KAZUHISA
IPC: B41J19/20
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a carriage support having an inexpensive mechanism for adjusting parallelism of a liquid ejection head in which vibration is suppressed when a carriage reciprocates in a main scanning direction.  <P>SOLUTION: A carriage guide shaft 51 supporting a carriage 61 reciprocably in the main scanning direction X is supported fixedly, at the opposite ends thereof, by a carriage supporting frame 1 and arranged in parallel with the main scanning direction X. The carriage supporting frame 1 is supported resiliently by the body frame 10 of an ink jet recorder 50 at three positions, i.e. a right side supporting part 32R formed on the upstream side of the recording head 62 of a right side frame 102R in the subscanning direction Y, a left side supporting part 32L formed on the upstream side of the recording head 62 of a left side frame 102L in the subscanning direction Y, and a substantially central part on the downstream side of the recording head 62 of a bottom frame 101 in the subscanning direction Y.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294669-A (JP)
Title: Shrink label
Inventor: NAKANISHI TORU
IPC: G09F3/02
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shrink label on which much information can be listed by forming an external cladding part overlapping a cylindrical part, and which enables the open external cladding part to be fixed to the cylindrical part without using an additional member.  <P>SOLUTION: The shrink label 10 includes a cylindrical part 12 and an external cladding part 14 overlapping on the cylindrical part. A cut-off part consisting of cut lines 16a, 16b is formed on the external cladding part 14, and a slit part 20 is formed near the cut lines 16a, 16b. A tongue 22 is formed on the cylindrical part 12 at a position corresponding to the slit part 20. By breaking the cut lines 16a, 16b to open the external cladding part 14, the information listed on the cylindrical part 12 can be read. The external cladding part 14 can be fixed on the cylindrical part 12 by inserting the tongue 22 into the slit part 20.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004292588-A (JP)
Title: Afterglow-natured zirconia ceramic and method for producing the same
Inventor: ISHIOKA KATSUYUKI
IPC: C09K11/64
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an afterglow-natured zirconia ceramic having excellent afterglow nature and clearly luminescent characteristics and also having high mechanical strength, abrasion resistance, water resistance and weatherability, and to provide a method for stably producing such zirconia ceramics.  <P>SOLUTION: The afterglow-natured zirconia ceramic is based on ZrO<SB>2</SB>and contains 5-45 mass% of an afterglow-natured fluorophor made by adding an activator to strontium aluminate. It is preferable that this zirconia ceramic contains less than 5 mass% of a compound of at least either one metal among Cr, Co, Fe, Ti, Mn, V and Ni. The method for producing the zirconia ceramic comprises the following process: The afterglow-natured fluorophor and ZrO<SB>2</SB>as the main component are mixed together and ground into powder, which is subjected to press molding and then firing at 1,300-1,550°C in a reducing atmosphere.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293645-A (JP)
Title: Fastener member
Inventor: KAMATA NOBUYUKI
IPC: F16B2/08
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fastener member which can be released without applying unnecessary force to a shaft or the like to which the fastener member is firmly connected by tightening a bolt, in which the structure is simple, the fastening force is not loosened and the collar thickness can be reduced as occasion demands.  <P>SOLUTION: A slit 3 is provided to separate an annular collar 2 to have one end 4 and the other end 5. A fastening hole 6 is provided in one end 4, and a loose insertion release hole 7 having a female screw on its inner periphery is provided in the other end 5. The shank 20b of a fastening bolt 20 is led through the loose insertion release hole 7 so as to be screwed into the fastening hole 6, thereby fastening the collar 2 around a shaft 40. In such a state that the fastening bolt 20 is disconnected, a release bolt 30 engaging with the loose insertion release hole 7 is screwed into the loose insertion release hole 7 until the release bolt 30 pushes one end 4 to thereby release the collar 2 from the shaft 40.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303431-A (JP)
Title: Backlight device
Inventor: KOSAKA TAKAHIRO
IPC: H05B41/392
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To decrease a capacitor capacity necessary for removing ripples in conversion to a DC power source when a capacitorless mode is used in a means suppressing high frequency in a PWM light control system.  <P>SOLUTION: An inverter circuit is turned on and off for synchronization with a light control signal by detecting the frequency of a commercial power source, synchronizing with ac frequency of the commercial power source, and forming the same frequency or multiplied frequency.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004302203-A (JP)
Title: Display device
Inventor: MAEHARA TOSHIO
IPC: G09G5/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device capable of enhancing expression power and visibility of the display device by effectively utilizing plural kinds of fonts in the display device mounting the plural kinds of fonts.  <P>SOLUTION: The display device 1 is provided with a display part 2 in which a large number of light emission diodes 3 are arranged matrically in length and width and at least characters can be displayed by the lighting of respective light emission diodes 3, an input part 5 which inputs display data from an input device 11, a font storage part 7 which stores fonts of two kinds or more and a control part 4 which converts a character code included in the display data to a prescribed font and displays the display data on the display part 2. Therein, a font changeover means which automatically switches the font applied for the conversion of the character code in accordance with font designation code, display date, installation direction or display method which are included in the display data is further disposed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004305283-A (JP)
Title: Installation management method of emergency supplies
Inventor: OKADA MANABU
IPC: G06K17/00
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a production management method for emergency supplies that prepares an inspection table, a table of supplies recovered and cost estimates therefor with a personal computer, simplifies inspection and recovery and enables a feedback to development (quality) by using the table of supplies recovered by accumulating individual information during inspection and recovery into a personal computer from a reader/writer.  <P>SOLUTION: The emergency supplies installation management method attaches a contactless IC chip 2 to the emergency supplies 1 during installation, inputs the places of installation to the contactless IC chip 2 together with the types (names of supplies), models, serial numbers of manufacturers and the like, using the reader/writer 3, and manages the information of the reader/writer 3 by using the personal computer 4.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309703-A (JP)
Title: Image-forming apparatus and control method thereof, cartridge, and recording medium
Inventor: KOBAYASHI TETSUYA
IPC: G03G15/00
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To restrain shaving of a photoreceptor drum and the generation of a ghost image.  <P>SOLUTION: A cartridge having an image carrier is provided with a storage means; the storage means stores information regarding the operation of a pre-exposure device for eliminating residual charges on the image carrier; and the pre-exposure operation is controlled according to the information.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004312307-A (JP)
Title: Editing system
Inventor: TSUKIMORI KOJI
IPC: G11B20/10
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an editing system capable of operating a nonlinear editing apparatus with far enhanced user-friendliness more than that of prior arts.  <P>SOLUTION: When recognizing an edit operation made by e.g., a user via an editing operation section, a linear editing apparatus 3 generates an operation command in accordance with the contents of the editing operation and transmits the command to a relaying apparatus 4, the relaying apparatus 4 transmits the operation command from the linear editing apparatus 3 to the nonlinear editing apparatus 2, and the nonlinear editing apparatus 2 recognizes the contents of the operation command from the relaying apparatus 4, and thereafter performs editing processing on the basis of a result of the recognition. Thus, the user can apply edit operation to the nonlinear editing apparatus 2 via the editing operation section of the linear editing apparatus 3.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309766-A (JP)
Title: Optical element and its manufacturing method
Inventor: HIROO RYUJI
IPC: G02B5/26
Filed: 2003-04-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element obtained by forming an optical thin film which cannot be easily peeled off from a substrate on an oxide group substrate.  <P>SOLUTION: The optical element has at least one or more oxide group thin films or mixed films of the oxide group thin films and fluoride group thin films between the oxide group substrate and a fluoride thin film.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004305941-A (JP)
Title: Flocculation treatment method
Inventor: KIMURA HARUO
IPC: B01D21/30
Filed: 2003-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flocculation treatment method capable of keeping a turbidity removing capacity for a neutral region, which is used in usual water treatment, even in an acidic region advantageous in the removal of organic matter and having an excellent flocculation capacity.  <P>SOLUTION: An iron-base flocculant containing polyferric chloride, of which the average fractionation molecular weight by an ultrafiltration membrane is 500 or above and which contains 20 wt.% or above of iron in its molecule with respect to the total iron, is mixed with a liquid to be treated to flocculate a pollutant and organic matter in the liquid to be treated. In this flocculation treatment method, the pH of the liquid to be treated is adjusted to an acidic side before stirring operation so that the pH of the liquid to be treated immediately after flocculation treatment becomes below 5.8, and turbidily and organic matter are removed at the same time.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004310562-A (JP)
Title: Authentication system and program for streaming delivery
Inventor: KOBAYASHI SHINICHI
IPC: G06F21/44
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a user authentication system and program that enable easy configuration and flexible accommodation to future improvement in a computer system for video delivery to a network.  <P>SOLUTION: The program realizes a control file generation function of generating a control file integrating video storage location information and information specifying a client sending a video file sending request, in an authentication server connected to a computer network and provided with a user personal authentication function and a video storage location information database function for storing information specifying storage locations of video files on the network. This provides an authentication function without employing an authentication database in a server for streaming video delivery.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004310626-A (JP)
Title: Noncontact recording medium reader, and transaction processor
Inventor: TADAMASA AKIHIRO
IPC: B42D15/10
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noncontact recording medium reader capable of reading information accurately even when a noncontact recording medium with a deviated magnetic field distribution is used.  <P>SOLUTION: The reader comprises an antenna electromagnetically coupled to an inserted noncontact IC card for performing communication and a judging means for judging whether the magnetic field intensity received with the antenna belongs to 'high', 'intermediate' or 'low'. When the magnetic field intensity is judged to be 'high' by the judging means, communication with the noncontact IC card is performed and the information read from the card is outputted to a host device. When the magnetic field intensity is judged to be 'low', the noncontact IC card is judged to be unavailable and then returned. When the magnetic field intensity is judged to be 'intermediate', insertion of the noncontact IC card in the reverse direction is instructed. When the magnetic field intensity turns to be 'high' as a result of insertion of the card in the reverse direction, normal communication then can be performed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004308622-A (JP)
Title: Mixed flow air blower
Inventor: SHIN MASAHIRO
IPC: F04D23/00
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mixed flow impeller capable of achieving inexpensive and efficient article posture without impeding air blow performance of the impeller.  <P>SOLUTION: In the mixed flow air blower in which a plurality of vanes are arranged around a truncated conical hub part, and a drive part is installed in the suction side, the hub in the suction side of the impeller is made partially small in diameter, and formed to be rounded. Thus, the inexpensive and efficient article posture can be achieved without impeding air blow performance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004172082-A (JP)
Title: Fluorescent lamp
Inventor: SHU KEIEI
IPC: F21Y103/37
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fluorescent lamp capable of obtaining uniform illuminance.  <P>SOLUTION: To have a substrate 3. A lighting tube 4 has two ends 41 mounted on the substrate 3, and two spiral lighting tube sections 42 extending from the ends 41 respectively in such a direction that they come away from the substrate 3, and being combined with each other at an apex 43. When viewed from a plane orthogonal to a vertical axis X of the fluorescent lamp, the spiral lighting tube sections are constructed such that they allow spacing each other excepting the apex 43. Since light beams illuminated by the top of the lighting tube 4 are not cut off by the bottom of the lighting tube 4, the illuminance given by the fluorescent lamp is more uniform.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003331615-A (JP)
Title: Headlight
Inventor: NEUBAUER ULRICH
IPC: F21Y101/00
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a headlight having a light emitting module which can be turned in a large horizontal direction without needing a wide mounting space and simultaneously has a simple technical configuration.  <P>SOLUTION: A holding unit 25 has a holding frame 26 of an outside supported rotatably in a vertical direction in a headlight casing, and a holding frame 24 of an inside for containing the light emitting module 11. In this unit 25, the frame 24 is turnably supported in the horizontal direction at the axis 25 perpendicular to the headlight 11 built in the frame 26 as a center. The outside size of the frame 25 is set smaller than the inside sizes of the frame 26. Thus, the frame 24 is guided in the frame 26, and is turnable to the frame 26.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004319872-A (JP)
Title: Dye-sensitized photoelectric conversion device
Inventor: KADOTA ATSUSHI
IPC: H01L31/04
Filed: 2003-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dye-sensitized photoelectric conversion device ensuring sufficient optical energy conversion efficiency while reducing fabrication cost and exhibiting excellent durability even under severe environment (e.g. high temperature, high humidity conditions).  <P>SOLUTION: The dye-sensitized photoelectric conversion device comprises an oxide semiconductor electrode having an organic dye on the surface, a counter electrode making a pair, and a solid charge transfer layer touching these electrodes. The counter electrode includes a multilayer structure of at least a carbon paste layer and a metal paste layer where the carbon paste layer is arranged to touch the charge transfer layer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322416-A (JP)
Title: Method for printing, apparatus for printing, method for manufacturing color filter using this apparatus for printing, and color filter
Inventor: FURUYA NORIFUMI
IPC: B41M1/34
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To shorten a time of a process related to manufacturing a color filter and to manufacture a good color filter without generating deviation of registering by simultaneously printing inks of red, green and blue being constitutional colors of a color filter part on a transparent base material such as a transparent base when the color filter is manufactured by a printing technique.  <P>SOLUTION: The transparent base 2 is passed through between a plate cylinder 4 and an impression cylinder 3, and the color filter part 8 with a filter pattern prepared by arranging successively and densely a plurality of color inks 7 by combining progressive patterns of progressive colors being filter constituting colors is formed by printing on the transparent base 2. The plate cylinder 4 provides a plate face 9 of an intaglio printing plate corresponding to the filter pattern, and the inks 7 corresponding to the progressive patterns are respectively filled into progressive cells 10, 11 and 12 of every progressive patterns constituting the plate face 9 by ink feeding means 15, 14 and 13 corresponding by ultrafine nozzles 15a, 14a and 13a, and the inks 7 of the filter constituting colors are provided on the plate face 9 of the plate cylinder 4 with the filter pattern. After the inks 7 arranged by the filter pattern are cured, they are transferred on the transparent base 2 from the plate face 9.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004322462-A (JP)
Title: Recorder and ribbon cartridge
Inventor: INOUE NOBUHIRO
IPC: B41J32/02
Filed: 2003-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recorder and a ribbon cartridge in which silence can be ensured during recording operation.  <P>SOLUTION: In a recorder where a plurality of recording wires are provided in a recording head 12 mounted on a carriage 15 and recording is performed on a sheet through an ink ribbon by projecting operation of these recording wires, a stationary ribbon cartridge 40 for containing the ink ribbon is provided and the ribbon cartridge 40 is provided with a sound insulating member 40A covering at least the recording region within the moving region of a carriage 15 where recording is performed on the sheet by means of the recording head 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI