baber/WOPTO huggingface dataset:
Patent JP-2003287639-A (JP)
Title: Method for manufacturing substrate for optical waveguide
Inventor: KONDO MADOKA
IPC: G02B6/13
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing an optical waveguide substrate which obviates the occurrence of peeling and destruction between the substrate and adhesive layer and between the adhesive layer and a clad layer.  <P>SOLUTION: The method for manufacturing the substrate for the optical waveguide having an adhesive layer on the substrate comprises applying the adhesive layer material solution containing an organic aluminum compound dissolved in a solvent of a boiling point ≥150°C on the substrate and drying the coating.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287478-A (JP)
Title: Sample collection apparatus
Inventor: SATO SHIGEO
IPC: G01N1/00
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To deal with pressure and its variation on a sample introduction line, suppress degradation of sample accuracy due to a residual component of a sample previously collected, output and record a sample collection time and a measured value of a measuring instrument as time consistency is ensured.  <P>SOLUTION: The sample collection apparatus collects the sample flowing in a sludge transmission pipe 1 and is provided with a piping part 2 for partially introducing the sample flowing in the sludge transmission pipe 1 and a measuring means 3 for measuring and collecting the sample after the residual component of the sample previously collected is cleaned and removed by the sample supplied from the sample introduction piping part and supplying the sample to sample bottles by free fall. In the sludge transmission pipe 1, the piping part 2 is connected and disposed in the vicinity of the measuring instrument 10 where the measuring means 3 is installed in the sludge transmission pipe 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295324-A (JP)
Title: Projection screen
Inventor: EBINA KAZUYOSHI
IPC: G03B21/62
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a large-area, inexpensive projection screen using a microlens sheet with little light absorption, with small decrease in gain, and with white scatter controlled.  <P>SOLUTION: The projection screen using the microlens sheet formed by arraying unit lenses on one surface of a substrate nearly in a two-dimensional matrix has a microlens array part formed by arraying the unit lenses almost in the two-dimensional matrix on one surface of a light-transmissive sheet while formed of a toric surface of successive surfaces of the unit lenses sectioned to smaller curvature in a specified direction than in a direction perpendicular to the direction and also has a blocking layer, having an opening part whose optical axis is aligned with the unit lens group, formed on the surface of the sheet on the opposite side from the microlens array part.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291182-A (JP)
Title: Valve gate type mold assembly
Inventor: HORIKAWA YOSHIHIRO
IPC: B29C45/28
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a valve gate type mold assembly which enhances the heat insulating property of a fit portion fitting the gate side of a valve casing to a mold body, and facilitates manufacturing control.  <P>SOLUTION: A valve unit 21 is built in assembly holes 22 and 23 formed within a fixed mold 1, and further, has the valve casing 25 within which a material passage 28 is formed, a valve pin 41 provided within the valve casing 25 and opening and closing a gate 20, a heater 51 provided on the valve casing 25 and a heater cover 52 covering the heater 51. The heater cover 52 integrally has a cover body 53 covering the heater 51 and a fit ring part 54 fitted to the assembly hole 23, and further, provides with a gap heat insulating layer 60 between the cover body 53 and the fit ring part 54.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003294510-A (JP)
Title: Detector of abnormality
Inventor: KAMEYAMA FUMIICHIRO
IPC: G01F13/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a detector of abnormality capable of detecting abnormality included in a monitored controlled variable.  <P>SOLUTION: In this detector, since abnormality is determined by inputting a state monitoring signal based on a delivery state of a liquid from a flow regulator 1 to a control part 3, the flow regulator 1 can be used as a sensor, and abnormality generated during delivery can rapidly be detected. A preferable delivery characteristic can be provided by applying the detector to an application requiring not only overall but also instantaneous delivery accuracy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298572-A (JP)
Title: Encryption apparatus, information processing apparatus, and information processing method
Inventor: NAKAMURA TAKATOSHI
IPC: G06F21/62
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an encryption apparatus, an information processing apparatus, and an information processing method for encrypting data and capable of enhancing the security of the data.  <P>SOLUTION: The encryption apparatus is characterized in to include: an encryption section for reading original data from a file and encrypting the data; an intermediate file storage means for storing the data encrypted by the encryption section to an intermediate file; a decoding section for decoding the data stored in the intermediate file; and a file storage means for storing the data decoded by the decoding section as a prescribed file.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295508-A (JP)
Title: Image forming method
Inventor: NEGISHI CHIKA
IPC: G03G9/083
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming method which is free from ozone formation even on the long-term use of an image forming device and does not cause defective pictures due to defective charging.  <P>SOLUTION: The image forming method comprises a charging process of charging in electrophotographic sensitive body, an exposure process, a development process of developing a latent image by means of one-component development method and a transfer process of transferring the developed toner to a body to be transferred. In the charging process, the charging means is a contacting means of being in contact with a photoreceptor, the means is a magnetic brush and the toner is a magnetic toner containing at least a binder resin and a magnet. Therein, silica fine particles which have the BET specific surface area ≥170 m<SP>2</SP>/g and are treated by using a silane coupling agent and silicone oil are externally added on the surface of the toner by 0-1.0 wt.% and, when the amount of external addition of the silica fine particles is X mass% and the degree of aggregation of the toner at the X mass% external addition is Y%, the following relational expression 1 is given between X and Y: Y≤80exp(-1.6X) (Exp. 1).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302595-A (JP)
Title: Optical scanner, image forming apparatus and optical device
Inventor: HAYASHI YOSHIAKI
IPC: G02F1/13
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical scanner realizing the reduction of cost, space saving and quick responsiveness and capable of accurately correcting a beam position with simple constitution, and to provide an image forming apparatus and an optical device.  <P>SOLUTION: The optical scanner is provided with light sources 11a and 11b, a deflecting means 14 deflecting beams from the light sources 11a and 11b, liquid crystal optical devices 40a, 40b, 40c and 40d arranged between the light sources 11a and 11b and the deflecting means 14 and consisting of a transparent solid member and a transparent liquid crystal member 41, an electric control means 46 changing the refractive index of the member 41, and a scanning optical system 15 guiding the beam from the deflecting means 14 to a surface to be scanned 16. The optical devices 40a, 40b, 40c and 40d are constituted so that the incident beam on the devices 40a, 40b, 40c and 40d and the emitted beam from the devices 40a, 40b, 40c and 40d may have a certain angle when the refractive index of the member 41 is not changed by electric control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301740-A (JP)
Title: Vehicular control device and control parameter calculating method
Inventor: KOSAKA YASUO
IPC: F02D13/02
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To reduce adapting manhours for making a map, and also to reduce a CPU arithmetic operation load, by reducing the number of maps made by an engineer in the vehicle design developing stage.  <P>SOLUTION: A basic map formed into a low dimension by a physical correction expression is made, and is stored in a ROM of an on-vehicle computer. N-1 pieces or N-2 pieces of parameters causing little change are fixed to the newest value from N pieces of parameters of the basic map by the on- vehicle computer when operating an engine, and a unidimensional or two-dimensional virtual map is made on the basis of the basic map for calculating a specific control parameter (a suction air quantity) from an unfixed parameter (intake pressure) other than that parameter. The specific control parameter (the suction air quantity) is calculated from the unfixed parameter (the intake pressure) by using the virtual map by the on-vehicle computer when operating the engine, and the unfixed parameter (the intake pressure) is calculated from the specific control parameter (the suction air quantity) by retrieving the virtual map in the inverse direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003019699-A (JP)
Title: Membrane, robot capable of self-restructure, method of providing membrane, product including computer readable memory, method for providing software for smart membrane and method for controlling membrane
Inventor: BENNETT III FORREST H
IPC: B25J7/00
Filed: 2002-04-15
Abstract: PROBLEM TO BE SOLVED: To provide a membrane for performing the whole of at least one function out of a sorting function, a filtering function and an absorbing function to at least one object having an attribute. SOLUTION: The membrane 700 is provided with a plurality of module units 710 arranged adjacent to each other. Each module unit acquires information relating to the peripheral environment. At least a part of these plural module units executes at least a function based on at least a first control method. The first control method determines a function based on the information of each module unit. When at least a part of these plural module units execute at least one function, the whole functions of the membrane are executed collectively based on the attributes of objects 720 and 730.
Patent JP-2003305280-A (JP)
Title: Ferris wheel
Inventor: KITANO TAKUMI
IPC: A63G27/00
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Ferris wheel which enables persons to view desired directions in a natural posture even if cars exist in any positions.  <P>SOLUTION: A plurality of independent chairs 2, etc., are disposed within the cars 1 and the respective chairs 2 are made freely rotatable 360° around the perpendicular axes.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003002856-A (JP)
Title: Method for distilling oxystyrene derivative
Inventor: TAWARA YOSHIHIRO
IPC: C07C41/46
Filed: 2002-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a new method for distilling oxystyrene derivatives without drawbacks of the prior arts. SOLUTION: This method for distilling the oxystyrene derivatives is developed which method is characterized by adding hydroxylamine derivatives as a polymerization inhibitor into the oxystyrene derivatives represented by the general formula (I) and by distilling the oxystyrene derivatives in the presence of the hydroxylamine derivatives (in the general formula (I), R represents an alkyl group, a haloalkyl group, an aryl group, in particular phenyl group, an aralkyl group, in particular benzyl group, an alkoxyalkyl group, an alkanoyl group, an alkoxycarbonyl group, an aralkyloxycarbonyl group, or alkylsilyl group). According to the present method, such an effect is obtained that the formation of a high viscous polymeric material is sufficiently prevented and the recovery of the distilled oxystyrene derivatives is high.
Patent JP-2003319527-A (JP)
Title: Protector
Inventor: NISHIMOTO CHIKAO
IPC: H02G3/04
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a favorable protector which can improve the mounting work efficiency of itself by facilitating the locking of a protector cover at a section inclined in its locking direction.  <P>SOLUTION: This protector 11 is equipped with a protector body 2 which accommodates and holds a wire harness, a protector cover 13 which is mounted freely of opening and closing in the upper opening of that protector body 2, and a lock means 4 which locks both in the condition that the protector cover in question is mounted on the protector body 2. The lock means 4 is composed of an insertion piece 6 which is projected from the protector cover 13 and an engaging frame 5 which is provided in the protector body 2. The topside of the protector cover 13 inclined in the direction F2 of insertion of the insertion piece 6 is provided with a rib 12 which is equipped with a pressure receiving face vertical to the insertion direction F2 of the insertion piece 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318637-A (JP)
Title: Surface-mounted antenna, feeding structure thereof and communication apparatus provided with surface- mounted antenna
Inventor: KURITA JUNICHI
IPC: H01Q13/08
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna, which is small, has stable antenna properties and can be used both as an antenna for left-handed circularly polarized waves and one for right-handed circularly polarized waves.  <P>SOLUTION: A panel electrode 3 is formed on a surface 2a of a substrate 2 in such a shape that it is degeneratively isolated. On the side of the substrate 2, feeding electrodes 4 and 5 are formed, separated from the panel electrode 3. The feeding electrode 4 supplies a signal to a feed position Q1 to request the panel electrode 3, to perform antenna operations in a left-handed circularly polarized wave mode. The feed electrode 5 supplies a signal to a feeding position Q2 to request the panel electrode 3 to preform antenna operations in a right-handed circularly polarized wave mode. A selected one of the feeding electrodes 4 and 5 supplies a signal to the panel electrode 3 through capacity coupling. The other serves as an electrode which is not used for signal supply. The not-used electrode is placed, separated from the panel electrode 3, so that it will not affect antenna operations of the panel electrode 3. At a result, stability of antenna properties is improved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316452-A (JP)
Title: Controlled power source
Inventor: NAKAMURA TOSHIAKI
IPC: G05F1/10
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To comprise a controlled power source with discrete parts including a reset circuit of a lower parts count.  <P>SOLUTION: The controlled power source is comprised of: a reference power circuit 11 which outputs a reference voltage for setting a predetermined output; a power adjusting circuit 12 in which a transistor Q1 operates according to a control signal to adjust input power to be the predetermined output, and to generate an output voltage; and a control circuit 13 which includes two transistors Q11, Q12 comprising a differential amplifier circuit, and outputs the control signal to a base of the transistor Q1 for making the input power to be the predetermined output, while inputting the reference voltage and the output voltage. A terminal for the collector of the transistor Q12 inputs the output voltage to the base thereof. The terminal practically prevents a current from flowing when the output voltage decreases to or below a lower limit voltage value lower than the reference voltage by a predetermined voltage, and is set at least as a terminal for a signal source for a reset signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321529-A (JP)
Title: Method for producing automobile interior material
Inventor: OKI HAGUMU
IPC: C08G18/72
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a lightweight automobile interior material without causing yellowing with time.  <P>SOLUTION: In the method for producing an automobile interior material obtained by laminating and bonding a surface layer material to a porous base material through an organic polyisocyanate, the organic polyisocyanate is an yellowing-free polydiisocyanate. The organic polyisocyanate is preferably selected from an urethodione-modified-, an isocyanulate modified-, an allophanate modified- and a biuret modified-polyisocyanate which is derived from an yellowing-free organic diisocyanates.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003007249-A (JP)
Title: High-pressure discharge lamp, lamp unit, manufacturing method of high-pressure discharge lamp, and incandescent lamp
Inventor: HORIUCHI MAKOTO
IPC: F21Y101/00
Filed: 2002-04-30
Abstract: PROBLEM TO BE SOLVED: To provide a high pressure discharge lamp that has long service life. SOLUTION: The high-pressure discharge lamp 100 comprises an arc tube 10 substantially of quartz glass filled at least with rare gas and halogen, and electrodes 12 substantially of tungsten disposed in the arc tube 10. The mole number of halogen is larger than the sum of the total mole number of metal elements (except a tungsten element and a mercury element), having a property of combining with halogen and present in the arc tube 10, and a mole number of tungsten present in the arc tube through vaporization from, the electrodes 12 during lamp operation.
Patent JP-2003035903-A (JP)
Title: Liquid crystal display device
Inventor: YANAGAWA KAZUHIKO
IPC: G02B5/20
Filed: 2002-05-07
Abstract: PROBLEM TO BE SOLVED: To achieve compatibility of reduction in electric power consumption with a high-quality picture, particularly with color uniformity. SOLUTION: The color liquid crystal display includes a liquid crystal display panel provided with color filters corresponding to three primary colors, and a backlight unit disposed behind a back surface. The liquid crystal display device satisfies by one color among three primary colors in one direction: 1) the range of isochromatic viewing angle exceeds 80 degrees, 2) a half-brightness width satisfies 80 degrees, and 3) the range of isochromatic viewing angle > the half-brightness angle is satisfied. The half-brightness angle is defined as an angle between directions in which brightness of light becomes 50% of that measured in the normal direction of the liquid crystal display panel.  A shift of chromaticity to the chromaticity observed from the normal direction in the case of observing from an arbitrary direction shifted by an angle from the normal direction is expressed on C.I.E.1931 xy chromaticity coordinates. The viewing angle of respective displayed primary colors are isochromatic viewing angles in which the shifts of respective chromaticity coordinates fall into the following ranges: the primary red is not greater than 0.0314 in an x-coordinate, the primary green is not greater than 0.0273 in a y-coordinate, and the primary blue is not greater than 0.0177 in the x-coordinate.
Patent JP-2003329249-A (JP)
Title: High-frequency heating device with range hood
Inventor: YAMAUCHI MASATO
IPC: H05B6/68
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that cooling effect of a power supplying device becomes weak and destruction due to overheating is easy to occur, as a result of increasing heat influences applied on a high-frequency heating device with a range hood and raising cooling atmosphere temperature.  <P>SOLUTION: Heat of the heating and cooking device 7 by gas, electricity, and the like installed beneath is sensed by a temperature detecting means 9 installed at a place capable of easily sensing, and a range hood fan 2 is automatically operated. By using strong suction performance 16, cooling air passing through a cooling passage 11 of the power supplying device covered with a rigid body is sucked to drastically improve cooling performance of the power supplying device 15. Sufficient cooling performance is satisfied without causing destruction due to overheating even under severe heat conditions with a simple and minimum cooling structure required for cooling without having a special cooling structure. Consequently, safe, stable and quiet cooking performance can be materialized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003328179-A (JP)
Title: Additive for acidic copper plating bath, acidic copper plating bath containing the additive and plating method using the plating bath
Inventor: TOMITA HIDEO
IPC: C25D7/00
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an additive for an acidic copper plating bath with which copper plating can be applied to a substrate having fine holes such as through holes and via holes and to a resin film having a surface coated with metal such as copper, to provide an acidic copper plating bath containing the additive, and to provide a plating method using the plating bath.  <P>SOLUTION: The additive for an acidic copper plating bath contains the following components of (a) to (c): (a) a polymer of an alkylamine and a glycol by 0.01 to 2 g/L; (b) polymer components by 0.01 to 10 g/L; and (c) carrier components by 0.02 to 200 mg/L. The acidic copper plating bath contains the same additive. The plating method uses the same plating bath.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003057550-A (JP)
Title: Catadioptric objective
Inventor: GERHARD MICHAEL DR
IPC: G02B13/24
Filed: 2002-04-05
Abstract: PROBLEM TO BE SOLVED: To obtain the structure of an objective for preventing interfering scattered light, especially, scattered light made incident on an object which should be exposed from occurring. SOLUTION: This catadioptric objective is provided with a beam splitter 4 surrounded at least partially by a mount 12, with a mirror 8, with a plurality of lenses 1, 2 and 3 and with a λ/4 plate 7 arranged between the mirror and the beam splitter. Arranged between the beam splitter and the mount on the side on which false light emerges from the beam splitter is an absorption device 13 that absorbs faulse light traversing the beam splitter.
Patent JP-2003332789-A (JP)
Title: Method and apparatus for feeding component
Inventor: KAWAGUCHI TERUO
IPC: H05K13/08
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a method and an apparatus for feeding components provided with a convenient means for detecting the coupling part of a carrier tape for feeding the components to the component mounting apparatus.  <P>SOLUTION: In the vicinity of the coupling part 20 of the carrier tape 21, a part for identifying the coupling part, 20, e.g. a cutting part 51, a protruding part 61, a bending part 62, a matting part or a bright part 95, is provided and detected by means of various sensors 50. The identifying part can be formed using a coupler 40 for coupling the carrier tapes 21 each other or a cutter 110 for cutting the carrier tapes 21 before being coupled without requiring any extra process. Alternatively, coupling of the carrier tapes 21 can be known by detecting the operation for replacing a reel 26 around which the carrier tape 21 is rolled. Replacement of the reel 26 can be detected readily by detecting the movement of a reel holder 72 rotatable or movable while holding the reel 26.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003333840-A (JP)
Title: Switching power supply and its starting method
Inventor: KONNO AKIRA
IPC: H02M3/28
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To control power consumption on standby to a low level while shortening a starting time.  <P>SOLUTION: A switching power supply 100 is arranged such that the switching operation of a switching FET 125 for switching a rectified and smoothed output from a primary rectifying/smoothing circuit 115 is controlled by a switching control circuit 130 wherein a starting circuit 140 for supplying a starting current to the switching control circuit 130 comprises a constant current circuit 141.  <P>COPYRIGHT: (C)2004,JPO