baber/WOPTO huggingface dataset:
Patent JP-2003344686-A (JP)
Title: Optical fiber
Inventor: TAKAHASHI FUMIO
IPC: G02B6/02
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber suitable for achieving a WDM (wavelength Division multiplex) transmission in the wavelength 1.31 μm band and a high speed and high capacity transmission in the wavelength 1.55 μm band, in order to achieve a high speed and high capacity optical transmission system.   <P>SOLUTION: In the optical fiber, the zero-dispersion wavelength exists in the wavelength range of 1330-1430 nm. The dispersion for the light having the wavelength of 1.55 μm is 8-15 ps/nm/km. The value of dispersion/dispersion slope for the light having the wavelength of 1.55 μm is 200-400 nm. The dispersion for the light having the wavelength of 1.31 μm is -1 to -8 ps/nm/km. The cut-off wavelength is ≤1.3 μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003339538-A (JP)
Title: Functional pot
Inventor: SANO MASATAKA
IPC: A47J27/21
Filed: 2002-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a functional pot allowing the ingestion of a required supplement with a natural feeling of drinking such as drinking green tea, coffee, black tea or water as daily habit while preventing the deterioration of the supplement because the supplement is eluted immediately before ingestion, moreover without needing to refill the supplement for a long period of time.   <P>SOLUTION: This functional pot has a supplement elution means 2 additionally provided at a pot 1, and when taking out hot or cold water in the pot 1, the hot or cold water can take a passage X through which the hot or cold water is taken out via the supplement elution means 2. The supplement elution means 2 is composed of a complex SC of a supplement S and ceramics C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014537-A (JP)
Title: Semiconductor laser device, semiconductor laser module, and optical fiber amplifier using it
Inventor: TSUKIJI NAOKI
IPC: H01S3/10
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser device which is suitable for an exciting light source such as a Raman amplifier, and stably and efficiently outputs a laser beam of desired oscillation wavelength.  <P>SOLUTION: This Fabry-Perot semiconductor laser device outputs a laser beam that has at least a plurality of oscillation vertical modes, from an active layer formed between an outgoing side reflecting film 15 formed on the outgoing end surface of the laser beam and a reflecting film 14 formed on the reflecting end surface of the laser beam. The semiconductor laser device comprises a modulated signal applying part 22 that generates a modulated signal modulating a bias current injected to an active layer, and superposes the modulated signal on the bias current. Consequently, RIN under optical fiber transmission is reduced, and an optical fiber amplifier in which a forward excitation system is adopted is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009375-A (JP)
Title: Stencil printer
Inventor: TAKEDA FUCHIO
IPC: B41L13/18
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stencil printer capable of forming a uniform ink layer stably on an ink supply roller which supplies emulsion ink to a plate cylinder.  <P>SOLUTION: The stencil printer comprises an ink supply roller 11 rotating in a plate cylinder 1 to supply emulsion ink onto the outer circumferential surface 11a thereof, a rotatable doctor roller 12 disposed oppositely to the outer circumferential surface 11a of the ink supply roller 11 through a specified gap S not equal to zero, a member 14 for removing ink adhering to the outer circumferential surface 12a of the doctor roller 12, and roller driving means 60 and 70 rotating such that the opposite outer circumferential surfaces 11a and 12a move in the opposite directions.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014433-A (JP)
Title: Color cathode-ray tube
Inventor: MIYAZAWA HIROTO
IPC: H01J29/32
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color cathode-ray tube visually having a small color difference between the central part and the peripheral part of a screen.  <P>SOLUTION: In this color cathode-ray tube, a phosphor screen is formed by arranging a plurality of lines of stripe-like phosphors 4R, 4G and 4B of three colors such as red, green and blue on the inside surface of a glass panel formed by setting the thickness of the peripheral part larger than that of the central part. The width WG2 of the green stripe-like phosphor 4G of the phosphor screen in the peripheral part of the panel is set larger than the width WG2 of the green stripe-like phosphor 4G in the center part of the panel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020192-A (JP)
Title: Moisture content measuring method for rubber
Inventor: KODAMA KENJI
IPC: G01N21/3554
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for quickly, accurately moisture content in rubber by using an infrared moisture meter.  <P>SOLUTION: In the measurement of moisture content in the rubber using the the infrared moisture meter, sample rubber is pressed against the smooth surface of an infrared transmission transparent plate where at least an emission section is smooth, and at the same time is irradiated with infrared rays via the transparent plate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020673-A (JP)
Title: Method for operating optical switch
Inventor: KATO MASAYUKI
IPC: H04B10/00
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To prevent an optical path from being set due to the erroneous combination of switching operations by a simple operational method when operating the optical switch which optically connects a plurality of optical deflection means on the input side and a plurality of optical deflection means on the output side by switching/setting the optical path.  <P>SOLUTION: In the optical switch in which the light rays entered from input side ports 1A-4A are deflected with the first group of optical deflection elements 1B-4B, the deflected light rays are further deflected with the second group of optical deflection elements 1C-4C and are guided to the output side ports 1D-4D as outputted light rays, in switching the optical path, the optical path is switched by displacing operational timing of the first group of optical deflection elements 1B-4B and the second group of optical deflection elements 1C-4C with respect to each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020025-A (JP)
Title: Air conditioner
Inventor: ABE KIYOSHI
IPC: F24F1/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To stably generate sufficient negative ions inside a room from an emission electrode by smoothly leading charges generated in the periphery of a resin casing or lid body to a ground composed of a spring-like conductive piece.  <P>SOLUTION: In this air conditioner, the negative ions are emitted into the room from an ion generation part provided near a blow off part. In the ion generation part provided inside the resin casing of the air conditioner, the casing or the resin lid body 17 installed to the casing is formed with a large number of hole parts 19 each composed of a slit-like oblong hole or a circular small hole, the negative ion-generating emission electrode 20 is positioned opposite to the hole parts 19, at least the lid body 17 or the casing around the hole parts 19 is formed of an antistatic resin or an electroconductive resin, and the lid body 17 or the casing around the hole parts 19 is grounded.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016934-A (JP)
Title: Waste disposal site
Inventor: YAMAMOTO SHUNICHI
IPC: B09B1/00
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a waste disposal site where the strength of a liner sheet protection mat laid on the surface of a liner sheet can be kept for a long period of time and is not damaged by birds such as crows in accordance with that it is sufficient that the waste disposal site is buried with waste in several years and it is desired to prolong the service life of the site for fifteen years or more.  <P>SOLUTION: The liner sheets are laid on the bottom surface in a recessed part for a reverse truncated pyramid-shaped disposal site 1 of the ground, the forth and back wall surfaces and the upper surfaces of left and right wall surfaces. The liner sheet protection mat and the like are connected and laid on the forth and back wall surfaces and on the upper surfaces of left and right wall surfaces in a parallel state by utilizing a welder such as a hook-and-loop fastener and a Leister (R). Reinforcing sheets are connected and laid on the forth and back wall surfaces in the liner sheet protection mats and on the upper surfaces of the left and right wall surfaces in the parallel state by utilizing the welder such as the Leister (R). A bird and animal prevention net is laid on the upper surfaces of the left and right wall surfaces. Therein, a specified space is formed between the reinforcing sheet and the bird and animal prevention net.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022364-A (JP)
Title: Fuel cell system and fuel cell electric automobile
Inventor: ISOGAI YOSHIHIRO
IPC: H01M8/04
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell system in which it is possible to suppress energy loss and to boot-up at low temperatures in a short time, and a control method of this fuel cell system, and to provide a fuel cell automobile mounted with the system.  <P>SOLUTION: The system has the fuel cell 10, a hydrogen storage alloy tank 2 connected with the fuel cell 10 via a heat medium flow path 4 and having a built-in hydrogen storage alloy, and a hydrogen tank 3 capable of supplying hydrogen. Then, when the temperature of the fuel cell 10 is lower than a prescribed set temperature To, the warm up of the fuel cell 10 is carried out by supplying hydrogen to the hydrogen storage alloy from the hydrogen tank 3. When the warm-up is carried out, applying pressure P to supply hydrogen to the hydrogen storage alloy tank 2 is set according to the warm-up thermal output Q per unit time, which is obtained by dividing warm-up calory calculated based on the deviation ΔT between the temperature Tfc and the set temperature To of the fuel cell 10 and the heat content of the fuel cell 10 by a target warm up time Ti.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016953-A (JP)
Title: Organic wastewater treatment apparatus
Inventor: NAKANISHI HIROSHI
IPC: C02F1/78
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic wastewater treatment apparatus which: facilitates a cleaning treatment of even the organic wastewater including organic components which are hardly decomposable by the conventional activated sludge method; makes facilities compact; reduces the cost and place of installation and a running cost as well; and contributes to an overall improvement in the efficiently of the cleaning treatment.  <P>SOLUTION: The organic wastewater treatment apparatus is formed by: connecting a flow rate regulating tank 1 and a mixing pump 10 having an ozone injection pipe 18 by means of a connecting pipe 9 having an oxidation reaction accelerator injection pipe 17; connecting the mixing pump 10 and a column type ozone contact vessel 2 by means of a connecting pipe 11; connecting the contact vessel 2 and an aerator 3 by means of a connecting pipe 12; connecting the aerator 3 and an aerator 4 by means of a connecting pipe 13; connecting the aerator 4 and a sedimentation separation vessel 5 by means of a connecting pipe 14; connecting the bottom of the aerator 3 and the bottom of the sedimentation separation tank 5 by means of a sludge return pipe 15; and installing a pump 21 for sludge return in an arbitrary position of the sludge return pipe 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023552-A (JP)
Title: Switch signal input circuit for microcomputer
Inventor: SAKOIN KAZUTAKA
IPC: B60J5/00
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a switch signal input circuit for a microcomputer for reducing the power consumption and preventing misrecognition of a state of each switch.  <P>SOLUTION: The switch signal input circuit is provided with: an O/S handle switch 3 connected to a negative pole of a battery 1 and open / close switched by a user; a PNP transistor 2 connected to a positive terminal of the battery 1, turned on in response to a closing operation of the O/S handle switch 3 and applying a battery voltage to an NPN transistor 5; and the NPN transistor 5 turned on by the battery voltage from the PNP transistor 2 applied in response to the closing operation of the O/S handle switch 3, and applying a switch signal to the microcomputer 20.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004026328-A (JP)
Title: Thread winder
Inventor: NOMA EIJI
IPC: B65H54/02
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thread winder which can reduce a burden on calculation of rotation speed.  <P>SOLUTION: The number of rotations N1 of a motor is calculated per edge of a drum pulse. Also, by dividing frequency of the drum pulse, the number of rotations N2 of the motor is calculated per edge of the frequency-divided pulse. When the number of rotations N2 is a threshold value Th or less (zone TA, TC), the number of rotations N1 without frequency division is made as a monitor rotational number. When the number of rotations N2 is a threshold value Th1 or more (zone TB), the number of rotations N2 with frequency division is determined as the monitor rotational number. In the zone TB, the number of rotations N1 is not made as the monitor rotational number, and since the number of rotations N1 is not compared with the threshold value Th, calculation operation of the number of rotations N1 is stopped.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027891-A (JP)
Title: Fuel valve opening degree controlling system
Inventor: OTSUKI YASUHIKO
IPC: F23R3/28
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel valve opening degree control system for preventing failure of operation of a valve element of a fuel adjusting valve without having influence on output load, and performing good fuel control.  <P>SOLUTION: An opening degree variation function generator 14 gives an opening degree variation instruction value to any of two or more fuel adjusting valves 12 when an combustor 11 runs at constant load, while a opening degree variation correcting function generator 16 gives an opening degree variation compensating instruction value for offsetting fuel flow rate variation against the opening degree variation instruction value to the rest of the fuel adjusting valves 12. Thereby, opening degree of the fuel adjusting valve 12 can be varied while holding load-constant running, so that failure of operation of the valve element can be prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028703-A (JP)
Title: Route searching device and program
Inventor: UTSUI YOSHIHIKO
IPC: G09B29/10
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a route searching device to determine a path which suits a user's taste without complicated operations such as designation/selection of road attributes, road names, and retrieval conditions.  <P>SOLUTION: The route searching device comprises an input and output processing part 1a which detects operation tracks 5a designated on a map display screen 2A shown on a display 2a, a route setting part 1d which converts the operation tracks 5a detected by the input and output processing part 1a to a stopover 5b group which indicates the operation tracks 5a as a plurality of coordinates on the map display screen 2A, and a route calculation processing part 1e which calculates a guide route corresponding to a desired route using road data in which the stopover 5b group and each road on the map display screen 2A are expressed as road links which connects nodes.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003055500-A (JP)
Title: Method for decomposing polyurethane
Inventor: PINSKE KLAUS
IPC: C07C209/62
Filed: 2002-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for decomposing polyurethane. SOLUTION: A crushed polyurethane is decomposed in a mixture comprising 10-90 mass% of water and 90-10 mass% of a solvent at a temperature of at least 180 deg.C under a pressure of at least 4 bar, where the amount of water is at least 1 mole per mole of a urethane bond to be decomposed in the polyurethane.
Patent JP-2003258801-A (JP)
Title: Registration agent system, network system and program
Inventor: NAGURA MASATAKE
IPC: H04L12/70
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network system in which an added node can perform registration without having to know the location of a node being a registration destination of information, for managing network structural information, and an node to be added can control registration without having to know procedures for registering information.  <P>SOLUTION: Information that must be registered to enable a node newly added to the network to commence communication is registered by an agent. That is, a registration agent system knows the location of the node managing the structural information and the procedures necessary for registration, and representatively performs registration. Further, the registration agent system controls what information is registered and what information is not registered.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004025714-A (JP)
Title: Printer
Inventor: FUKUDA TATSUYA
IPC: B41J5/30
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the operability of a direct printer printing directly from a memory card, or the like, and to enable the selection of an image or setting of print using a bar code.  <P>SOLUTION: The direct printer is provided with a bar code reader so that an image desired to be printed can be selected from a bar code by assigning all images in a memory card with a bar code, respectively, and performing index printing. Furthermore, the number of print sheets, the print quality, and the like, can be set by reading out the bar codes for setting them. A favorite setting can be stored by assigning a set item to the bar code and the stored set content can be set immediately by reading out that bar code.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003086154-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: ISOZAKI YOSHIYUKI
IPC: H01M10/058
Filed: 2002-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery that can prevent breakage of a battery by reducing dispersion of actuating pressure of a safety valve and improving reliability of the safety valve. SOLUTION: This nonaqueous electrolyte secondary battery is disposed between a safety valve 11 and a positive electrode 13, and includes at least one kind of an electric conducting material, which is selected from a group of metal, whose elastic modulus (Young's modulus) at 25 deg.C is 1×10<11> P<a-3.27> 10×<11> Pa, an alloy, whose elastic modulus (Young's modulus) at 25 deg.C is 1×10<11> Pa-3.27×10<11> Pa, and a compound metallic material, whose elastic modulus (Young's modulus) at 25 deg.C is 1×10<11> Pa-3.27×10<11> Pa. Additionally, the battery comprises a conducting support plate 12, with area resistance value RS at 20 deg.C 0.032 (αΩ.cm<2> )-1.24 (αΩ.cm<2> ).
Patent JP-2004034034-A (JP)
Title: Method for producing joining type metallic structural member made by joining metallic composite material-made second composition to metallic material-made first composition
Inventor: MATSUURA KIYOTAKA
IPC: F01L3/02
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a joining type metallic structural member in which strength, wear-resistance, etc., in a second composition is drastically improved and also, the joined strength between a first and the second compositions is largely improved.  <P>SOLUTION: In the case of producing the joining type metallic structural member, in which the metallic material-made first composition 2 and the metallic composite material-made second composition 3 joined to the first composition 2, are composed and the metallic composite material has a matrix composed of intermetallic compound and dispersant comprising ceramics, on the joining surface 4 of the first composition 2, the formation of molten intermetallic compound composition with the chemical reaction of at least two molten metals and the formation of the ceramics with the chemical reaction of at least two base materials for forming porous forming body 3<SB>0</SB>, are performed to produce the second composition 3 and also, the joining surface 4 of the first composition 2 is melted with the heat of formation of the molten intermetallic compound composition and the heat of formation of the ceramics to join the second composition 3 and the first composition 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040171-A (JP)
Title: Portable terminal and positioning method switching system for portable terminal
Inventor: MATSUMOTO KAZUMI
IPC: H04W88/02
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable terminal and a positioning method switching stystem for positioning a present location with a positioning method exhibiting necessary positioning accuracy by selecting any of a plurality of the positioning methods in accordance with a strength of a received radio wave in radio communication to specify the position.  <P>SOLUTION: The mobile terminal 1 for displaying a present location on the basis of received navigation information is provided with: a signal strength acquisition means 33 for acquiring the received signal strength of the navigation information; and a comparison means 39 for comparing the received radio wave strength with a threshold radio wave strength 37 preset as a threshold value. The mobile terminal 1 is configured such that the mobile terminal selects one positioning method by switching a plurality of the positioning methods according to the comparison result by the comparison means 39 to position the current place and specify the position by means of the selected one positioning method.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036649-A (JP)
Title: Shaft, bearing, and motor
Inventor: KAKEGAWA KAZUHIKO
IPC: F16C33/18
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a shaft and a bearing which are used in a motor and realizes low vibration and low noise.  <P>SOLUTION: The shaft and bearing have a sliding section made of sliding material including carbon fiber made of carbon nano fiber or carbon nano tube.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037131-A (JP)
Title: Equipment for measuring gas flow rate
Inventor: KATO YUKIO
IPC: G01F1/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To obtain equipment for measuring the gas flow rate in a suction passage for sucking gas in which abnormal output, aging, contamination and damage of a flow rate measuring element due to liquid and foreign matter existing in the sucked gas are reduced.  <P>SOLUTION: The gas flow rate measuring equipment having a flow rate detecting element located in the suction passage for sucking gas and detecting the gas flow rate comprises a subchannel for taking in the gas flowing through the suction passage, a subchannel inlet part opening toward the upstream side in the main flow direction of gas in the suction passage, and the flow rate detecting element located in the subchannel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004065270-A (JP)
Title: Pillow substituted for resting head on arm
Inventor: KAKEHASHI TOMOKI
IPC: A47G9/10
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pillow substituted for resting the head on the arm capable of obtaining a feeling close to resting the head on the arm and varying a using form.  <P>SOLUTION: The pillow substituted for resting the head on the arm is formed imitating the body of a person and the arm extended from it and a part 2b corresponding to the forearm of the pillow is formed so as to be bent to the part 2a corresponding to the upper arm. Thus, the feeling close to actual resting the head on the arm is attained, sense of togetherness and sense of security are obtained and a quiet sleep is made possible. Also, it copes with various using forms.  <P>COPYRIGHT: (C)2004,JPO