baber/WOPTO huggingface dataset:
Patent JP-2003253520-A (JP)
Title: Spinneret
Inventor: OYA YOSHINOBU
IPC: D01D1/10
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spinneret capable of prolonging a filter medium exchange cycle and improving production efficiency without causing defective discharging by effectively taking out a filtration ability possessed by the filter medium.  <P>SOLUTION: The spinneret comprises the filter medium for removing foreign materials from a molten polymer arranged in the upper part of the spinneret. Guide grooves for guiding the molten polymer after passing through the filter medium to a spinning hole are formed and the guide grooves are preferably formed into a radial state with the spinning hole as the center. In particular, the spinneret has the one spinning hole.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255672-A (JP)
Title: Electrifying roller and image forming apparatus using it
Inventor: IINUMA KIYOSHI
IPC: F16C13/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrifying roll preventing shaving of a drum in end parts of an electrifying roller and an image forming apparatus provided with it.  <P>SOLUTION: In the electrifying roller provided with a supporting member and an elastic body surrounding the supporting member and electrifying an image carrier surface by being brought into contact with the image carrier, the resistance of the electrifying roller end part is greater than the resistance at an electrifying roll central part. Furthermore, the elastic body consists of at least an elastic layer and a resistance layer and the volume resistivity value has a relationship of 'resistance layer > elastic layer'.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264452-A (JP)
Title: Semiconductor integrated circuit device and digital camera system
Inventor: AIHARA YASUTOSHI
IPC: H03K5/13
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To prevent pseudo lock and to generate a clock the delay time of which is adjusted with high precision.  <P>SOLUTION: A pulse width fixing divider 2 generates a divider output clock from a fundamental clock. In the divider output clock, one cycle of the fundamental clock among eight cycles of the fundamental clock becomes a Hi signal and periods of other seven cycles become Lo signals. A delay circuit 3 outputs a delayed clock formed by delaying the divider output clock by one cycle of the fundamental clock and an inverter 7 outputs a divider output inverted clock by inverting the divider output clock. A phase comparator 4 generates UP/ DOWN pulses from the phase difference between the delayed clock and the divider output inverted clock. A charge pump 5 and a loop filter 6 generate a control voltage CNTL by the UP/DOWN pulses and perform control so that the delay clock becomes a locked state in one cycle of the fundamental clock.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270688-A (JP)
Title: Wavelength conversion element and periodical polarization inversion structure
Inventor: YAMAGUCHI SHOICHIRO
IPC: G02F1/377
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wavelength conversion element which is provided with a periodical polarization inversion structure of higher resolution while suppressing reduction of the conversion efficiency.  <P>SOLUTION: The wavelength conversion element is provided with an optical waveguide 15A and a periodical polarization inversion structure 20 formed in the optical waveguide 15A, and the periodical polarization inversion structure 20 has a polarization inversion part 22 and a polarization non-inversion part 24 alternately arranged, and each polarization inversion part 22 includes a first polarization inversion part 22A and a second polarization inversion part 22B having different design widths.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273904-A (JP)
Title: Route control method and route controller
Inventor: YAGYU TOMOHIKO
IPC: H04L45/247
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a route control method by which recovery from a failure is enabled with the minimum backup band.  <P>SOLUTION: The recovery from the failure is enabled with the minimum backup band by advertising sharable backup band information of each node in a network to all the nodes in the network or an NMS (network management system) 201 and calculating a path of a backup path by using the sharable backup band of each communication line as restricting conditions by the nodes which receive a path setting request.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265914-A (JP)
Title: Porous body for filter, method for manufacturing porous body of filter, filter member using the same, and toner housing container
Inventor: TOSHIMOTO MASANORI
IPC: B29K33/04
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a porous body for a filter suitable for toner particles, to provide a method for manufacturing the porous body for a filter, and to provide a toner housing container which uses the filter.  <P>SOLUTION: In the porous body 2 for a filter to collect powder while having air permeability, layers of a porous material 2 having a recessed structure of pores 4 with air permeability and having connecting pores 5 in three- dimensional directions are laminated on an air permeable base body.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267156-A (JP)
Title: License bracket structure
Inventor: ARIMA SAYAKA
IPC: G09F7/20
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a license bracket structure capable of improving working efficiency for attachment and detachment work while reducing the cost.  <P>SOLUTION: A first claw 12 is respectively provided on the right and left sides of an end of a rotation part 7 of the license bracket 5 on the right side of an insertion part 11 to which a rotation shaft 94 of a support part 9 is inserted and on the right side from a U-shaped part 91. The first claw 12 rises from the end of the rotation part 7 to the backward direction Y by 50°, and is formed in a shape hooked to the U-shaped part 91. When the rotation part 7 is upward rotated by 50° to a horizontal position, the first claw 12 is positioned on a same height position with the U-shaped part 91. When the insertion part 11 is moved to the left direction L along the rotation shaft 94, the first claw 12 is fitted on a lower side of the U-shaped part 91, and thereby the rotation part 7 is supported on an installation part 6. Thus, the rotation part 7 is supported by the first claw 12 on a predetermined position wherein the rotation part 7 is upward rotated by 50°.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266398-A (JP)
Title: Method of manufacturing surface nanoscale structure by electronic excitation atom movement
Inventor: TANIMURA KATSUMI
IPC: B82B3/00
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To develop a new nanoscale processing/manufacturing technology for the next-generation industry which has a spatial resolution from a nanoscale to an atomic level scale and provides large area processing in a short time and mass production technology.  <P>SOLUTION: On a surface of a semiconductor, an oxide, an organic crystal, or an ionic crystal, for example, by means of local doping by a convergence ion implantation, electric field application by atomic level in-depth probing using a scanning type tunneling microscope, or by using the electric field effect by means of a gate, a hole dope area and an electronic dope area are created locally, and the areas are electronically excited with a laser light, an emitted light and an electron ray so that the electronic excitation atom movement is limited to the local area of the nanoscale and atom release is induced. On the surface of the substance, atom deletion of the nanoscale structure, ultrafine quantum thin line drawing, two-dimensional super-structure, a quantum thin line, or a quantum dot can be performed or formed to provide the surface nanoscale structure and a quantum device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266326-A (JP)
Title: Electric screwdriver and method of using electric screwdriver
Inventor: SASAKI KATSUHIKO
IPC: B25B21/02
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric screwdriver which can surely prevent noise or vibration due to improper engagement of a clutch caused by pressing load of an operator at screw tightening work.  <P>SOLUTION: This electric screwdriver has a first and a second spindles 120 and 130, clutch means 123, 141, a clutch engagement regulating means 150, and a first spindle approach regulating means 167, the first spindle approach regulating means 167 gives the first spindle 120 an energizing force for regulating approach toward a machine body 110 when the clutch means 123 and 141 is disengaged, while application of the energizing force is cancelled when the first spindle 120 is moved toward the machine body 110 by the pressing load to be engaged with the clutch means 123 and 141.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265066-A (JP)
Title: Closed circulation type land culture system having sub- filtration tank
Inventor: MAEDA HIROTO
IPC: C02F11/02
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To save filter-exchanging and cleaning operations related to the treatments of solid matters.  <P>SOLUTION: This closed circulation type land culture system is characterized by disposing a precipitate-separating tank in the downstream of a culture tank, disposing a main filtration tank and a sub-filtration tank in the downstream of the precipitate-separating tank, degrading ammonia contained in the filtrate, and degrading the solid matters in the sub-filtration tank.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265198-A (JP)
Title: Method and apparatus for discriminating bacterium
Inventor: KONO EIJI
IPC: C12M1/34
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for discriminating bacteria by which the detection and discrimination of the bacteria are readily carried out at a short time, and to provide an apparatus therefor.  <P>SOLUTION: DNA fragments are amplified by an SSC-PCR method by using 12 kinds of primers having specific sequences, and the amplified fragments are fractionated by size by an electrophoresis. The picture of the electrophoretic pattern is taken, and each band of the electrophoretic pattern is detected based on image data. The bacteria are discriminated based on the size and intensity of the band.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272865-A (JP)
Title: Organic electroluminescent element
Inventor: SAITO TAKASHI
IPC: H01L51/50
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic electroluminescent element that is superior in uniformity, high luminous intensity, stability, and low power consumption of light emission.  <P>SOLUTION: In the organic electroluminescent element which has an organic layer between a positive electrode and a negative electrode opposed to each other, the organic layer contains an indole derivative trimer (specifically, carboxyl group substituted indole, sulfonic acid group substituted indole, cyano group substituted indole, nitro group substituted indole, amino group substituted indole, halogen group substituted indole or the like are preferable in practical use, and cyano group substituted indole, earboxyl group substituted indole, and sulfonic acid group substituted indole are especially preferable).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003279979-A (JP)
Title: Liquid crystal display device
Inventor: SAITO TAKESHI
IPC: F21Y103/00
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To uniformize the chromaticity of light emitted from a diffusion plate installed between direct backlights and a liquid crystal display element on the entire surface of the diffusion plate.  <P>SOLUTION: The light incident plane SCT1 of the surface facing light source lamps (cold cathode fluorescent lamps CFL) of the diffusion plate SCT is worked to a smooth surface shape. Further, a reflection light shielding pattern RCP with light scattering properties is provided on the surface of the diffusion plate, thereby uniformizing the color tone of light emitted from the diffusion plate SCT without a chromaticity difference.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003154202-A (JP)
Title: Oil separating system
Inventor: KAJIMA YOSHISUMI
IPC: C02F1/40
Filed: 2002-03-25
Abstract: PROBLEM TO BE SOLVED: To provide an oil separating system which is used when the oil contained in an oil in water mixture such as a cleaning liquid is separated and recovered and by which the oil floated on the surface of the oil in water mixture can be collected and separated effectively without mixing air in the separated oil. SOLUTION: This oil separating system is provide with a collecting vessel 3 arranged in the oil in water mixture 2 for sucking and collecting oily water in the mixture 2 by a sucking means 7 and an oil separating means 8 for separating the oily water collected in the vessel 3 into oil and water. The vessel 3 is constituted of a bottom-blind cylindrical main body 4 having an discharge port in the lower part for discharging the sucked and collected oily water and a floating cylinder 5 fit/arranged in the body 4 to be moved vertically while leaving a prescribed space between them. A float 15 for making the cylinder 5 float in the vicinity of the oil level of the mixture 2 is arranged integrally with the cylinder 5.
Patent JP-2003275902-A (JP)
Title: Curved surface cutting method
Inventor: HAYASHI KENICHI
IPC: B23B5/36
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curved surface cutting method capable of prolonging a service life of a cutting tool by preventing uneven abrasion of a blade edge of the cutting tool.  <P>SOLUTION: A blade edge 40 of a cutting tool 4 is made in a flat shape having angular parts 42 and 43 on both ends. Keeping a blade edge ridgeline 45 of the cutting tool 4 parallel to a tangent drawn to a designed curved surface as a finish surface, lathe machining is performed on a surface of a material 20 and a single annular cutting work surface is formed. Radially displacing the cutting tool, a second annular cutting work surface is formed in a partially overlapped state. Repeating the procedure, the surface of the material 20 is made to be the finish surface formed of a plurality of concentric annular cutting work surfaces along the designed curved surface in substance. As the whole blade edge of the cutting tool is used for a cutting range irrespective of the shape of the curved surface, the uneven abrasion of the blade edge is prevented and the service life of the cutting tool can be prolonged. The blade edge ridgeline is kept in parallel to the tangent drawn to a curved line, hence position control of the blade edge of the cutting tool is made easy.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003283957-A (JP)
Title: Information output apparatus in vehicle
Inventor: ENDO MAMORU
IPC: H04N5/44
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information output apparatus to be mounted on a vehicle capable of reproducing and outputting source information to a car audio system, navigation device and other information output device in vehicle without being provided with source information, such as video, music information, and a media reproduction device.  <P>SOLUTION: An information output apparatus in vehicle mounted on a vehicle and other mobile body for outputting audio and video, etc., comprises a reception device connected to a portable computer and provided with an interface unit for obtaining source data, such as audio data and video data, by receiving from the portable computer; an information processing device for performing data processing on the received source data in accordance with need, and obtaining reproducable data; and an output device for outputting reproduction data obtained by the data processing in the information processing device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279624-A (JP)
Title: Device for testing electronic component
Inventor: KONDO TAKEHIKO
IPC: G01R1/06
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently and precisely carry out a test for taking out a signal from the terminal of an electronic component.  <P>SOLUTION: This electronic component testing device 10 has a detecting unit 18 for taking out the signal from a terminal 16 of a semi-conductor device 14 mounted on a printed circuit board 12. The detecting unit 18 has a signal detecting probe 24 contacting with the terminal 16 of the semi-conductor device 14, and a ground pin 26 contacting with a ground terminal provided in the printed circuit board 12. The ground pin 26 is moved to an optional ground terminal provided in the shortest position from a contact point of the signal detecting probe 24 to the brought into contact therewith. The ground pin 26, by coming into contact with the ground terminal provided in the printed circuit board 12, makes the electric resistance of the ground part in the signal detecting probe 24 zero Ω via a flexible cable 50. Thereby, a noise generated in a periphery of the signal detecting probe 24 is reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297924-A (JP)
Title: High-frequency filter and high-frequency integrated circuit
Inventor: ONO NAOKO
IPC: H01L27/04
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-performance high-frequency filter that has little passage loss in an area of more than cutoff frequency.  <P>SOLUTION: The present filter is one to be inserted midway in the high-frequency transmission line using signal wires 12L and 12R provided on the surface of a substrate 11. In order to form this filter, a geometric structure in which capacitive elements C<SB>1</SB>and C<SB>2</SB>and non-capacitive element R are connected in parallel in a signal propagation direction of the high-frequency transmission line runs through the center line of the signal wires 12L and 12R in a plane vertical to the signal propagation direction and symmetrical with respect to the direction at right angles to the substrate 11. The capacitive elements C<SB>1</SB>and C<SB>2</SB>and the non-capacitive element R are arranged in a parallel direction on the surface of the substrate 11. Moreover, the non-capacitive element R is arranged in between with the two capacitive elements C<SB>1</SB>and C<SB>2</SB>symmetrical to each other on the outer side. Since the concentration of a current on the edge of the filter can be avoided, there is little passage loss.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290813-A (JP)
Title: Rolling oil supplying device for rolling mill
Inventor: KANEKO TOSHIHIRO
IPC: F16N7/38
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rolling oil supplying device for a rolling mill with which the sticking efficiency of the rolling oil is improved, the occurrence of the surface flaw on a steel strip due to insufficient lubrication is prevented and the quantity of use of the rolling oil is reduced.  <P>SOLUTION: In this rolling oil supplying device for the rolling mill for which a direct type rolling oil supply system is adopted, each nozzle for jetting the rolling oil has a circular jet orifice and the nozzles for jetting the rolling oil are arranged so that the steel strip is oiled over the whole in the width direction by a part oiled by the oiling region on the upstream side and a part oiled by the oiling region on the downstream side when the steel strip is moved by the length of the inlet-side oiling part.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292513-A (JP)
Title: Catalyst composition
Inventor: AIDA SHOJIRO
IPC: C08L9/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a catalyst composition as a polymerization catalyst for producing polymers with high cis-1,4-structure content of the microstructure and narrow molecular weight distribution.  <P>SOLUTION: The catalyst composition for polymerizing a conjugated diene comprises (A) a metallocene-type complex of general formula (I): (C<SB>5</SB>R<SP>1</SP>R<SP>2</SP>R<SP>3</SP>R<SP>4</SP>R<SP>5</SP>)<SB>a</SB>MX<SB>b</SB>.L<SB>c</SB>[wherein, M is a rare earth metal atom; C<SB>5</SB>R<SP>1</SP>R<SP>2</SP>R<SP>3</SP>R<SP>4</SP>R<SP>5</SP>is a substituted cyclopentadienyl group; R<SP>1</SP>to R<SP>5</SP>are each a hydrocarbon group (except the case that R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP>, R<SP>4</SP>and R<SP>5</SP>are each methyl); X is H, a halogen atom, alkoxido group, thiolato group, amido group or 1-20C hydrocarbon group; L is a Lewis base compound; (a) is an integer of 1, 2 or 3; b is an integer of 0, 1 or 2; and c is an integer of 0, 1 or 2] and (B) an ionic compound composed of a non-coordinating anion and cation and/or aluminoxane.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296666-A (JP)
Title: Non-contact ic card reader-writer device
Inventor: WADA KOICHI
IPC: B42D15/10
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a non-contact IC card reader-writer device capable of preventing an incommunicable state of radio communication with a non-contact IC card without relying on an orientation of the non-contact IC card.  <P>SOLUTION: The non-contact IC card reader-writer device is composed of an antenna 11 sending and receiving an electric signal by the medium of an electromagnetic wave for carrying out the radio communication with the non- contact IC card 60, a data communication means 12 connected to an external device for exchanging data by radio communication with the non-contact IC card 60 via the antenna 11, and an antenna orientation changing means 13 for changing an orientation of the antenna 11 and changing a radiating direction of the electromagnetic wave following the orientation change of the antenna 11. The antenna orientation changing means 13 is composed of, for example, a rotary shaft fixing the antenna 11 and a motor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297222-A (JP)
Title: Electron emitting element and its manufacturing method
Inventor: NAGANO TAKAYUKI
IPC: H01J1/304
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cold cathode type electron emitting element having an electron emitting characteristic with a low voltage and a high efficiency and provide its manufacturing method.  <P>SOLUTION: The electron emitting element 1 is comprised to form a base part 11 and protruding parts 12 by applying cutting operations to the base material and to form a carbon nanotube 123 on the protruding part. Its manufacturing method is to make the protruding part formed on the base part by silicon carbide, or to form a silicon carbide film on the protruding part and to remove silicon atoms from the silicon carbide because the silicon carbide is heated up to a temperature wherein the silicon atoms are lost from the surface of the silicon carbide in a vacuum or in an atmosphere containing a scarce amount of oxygen.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291553-A (JP)
Title: Lithographic printing original plate
Inventor: KATO EIICHI
IPC: B41N1/14
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lithographic printing original plate which can be printed by mounting in a printer as it is without treating after an exposure, which has a good on-board developability, large strengths in fine halftone dots and fine lines and a high plate wear resistance, and in which a hardness to stain is further improved in printing.  <P>SOLUTION: The lithographic printing original plate comprises: a hydrophilic layer containing a hydrophobicity prepared precursor fine particles and a hydrophilic binder polymer; and an image forming layer containing a microcapsule including a hydrophobic substance and a photothermal conversion substance, sequentially formed on a water resisting support. In the original plate, the binder polymer is a composite material of a resin having a bond of connecting at least one atom selected from the group consisting of a metal atom and a semi-metal atom via an oxygen atom and a hydrophilic organic polymer. The hydrophobic substance is a hydrophobic resin having two or more of atomic groups each having 10 kJ/mol or more of aggregation energy contribution in a minimum repeating unit or a hydrophobic compound having 45°C or higher of a phase transfer temperature.  <P>COPYRIGHT: (C)2004,JPO