baber/WOPTO huggingface dataset:
Patent JP-2002275124-A (JP)
Title: Method for producing methacrylic acid anhydride
Inventor: SCHMITT BARDO
IPC: C07C51/573
Filed: 2002-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing methacrylic acid anhydride. SOLUTION: This method for producing methacrylic acid anhydride comprises reaction between methacrylic acid and acetic anhydride in the presence of a catalyst and a stabilizer; wherein metal salt(s) is used as the catalyst, the cation(s) in the metal salt(s) is one or more species selected from Cr, Zn, Cu, Ca, Zr, Ti, Na, La and Hf, while the anion is derived from an organic compound having at least one carboxy group, the organic anion(s) being derived from carboxylic acid, dicarboxylic acid, β-ketocarboxylic acid and β-diketone; the catalyst to be used is especially chromium acetate, zircon acetylacetonate or titanium acetylacetonate.
Patent JP-2003231751-A (JP)
Title: Aqueous solution of polyamide polyamine - epihalohydrin resin, method for producing paper using the same, and paper containing polyamide polyamine - epihalohydrin resin
Inventor: SAKAI KAZUHIRO
IPC: C08G69/48
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To produce an aqueous solution of a polyamide polyamine- epihalohydrin resin having a low content of low molecular organic halogen substances and is negative in carcinogenicity by the Ames method, to provide a paper using the same and to provide a method for producing the same.  <P>SOLUTION: The aqueous solution of a polyamide polyamine - epihalohydrin resin comprising steps of (i) reacting a dibasic carboxylic acid and/or its derivative with a polyalkylenepolyamine to obtain a polyamide polyamine, (ii) reacting the polyamide polyamine with an epihalohydrin at 5-50°C, (iii) heating it to a temperature being higher than that in the step (ii) and being in the range of 30-80°C, and (iv) adding a carboxy group-containing compound to the system between the steps (i) and (ii); the paper produced by utilizing the aqueous resin solution; and the method for producing the paper are provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242237-A (JP)
Title: Dialogue method, dialogue system, central apparatus, computer program and recording medium
Inventor: HARITA MAKOTO
IPC: G06Q20/00
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dialogue method, dialogue system, central apparatus, computer program and recording medium providing motivation for answering to an answerer and capable of reducing a load for answering questions to a business unit when exchanging opinions such as questions and answers in a service such as an electronic bulletin board provided by the business unit via a communication network.  <P>SOLUTION: When sending answer information showing an answer to a question, payment is required for the answer information if desired, its price is determined by the answerer sending the answer information, and if a questioner browses a charged answer, a settlement process based upon a determined price is carried out.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236593-A (JP)
Title: Method for treating phosphorus containing organic sludge
Inventor: KAWACHI TORU
IPC: C02F11/14
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for treating organic sludge by which phosphorus containing organic sludge can be efficiently treated, phosphorus can be easily separated by solid separation after a hydrothermal reaction and separated phosphorus can be recovered and effectively utilized.  <P>SOLUTION: The phosphorus containing organic sludge is introduced to a first flocculating vessel 11, an inorganic flocculating agent 21 containing a component which is reacted with phosphorus to form an insoluble compound is added thereto to perform flocculating treatment, the resultant product is introduced to a second flocculating vessel 12, an amphoteric polymer flocculating agent 25 is added thereto to form a flocculated material, concentrated sludge concentrated up to 80 to 98 wt.% concentration by a simple dehydrator 13 is introduced to a hydrothermal reactor 14, an oxidizing agent is supplied thereto from an oxidizing agent vessel 15 to perform the hydrothermal reaction in a supercritical or subcritical state, solid is separated in a solid separator 16 and gas-liquid separation is performed by a gas-liquid separator 17.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243944-A (JP)
Title: High input impedance amplifier, and semiconductor integrated circuit for electret condenser microphone
Inventor: OKAWA SHIGEAKI
IPC: H01L27/095
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the size of a semiconductor device by forming a resistive element (106) with a large area and a resistance of several hundreds M (mega) ohms to several G (giga) ohms having been externally mounted on an IC (101) for an electret condenser microphone ECM into an integrated circuit.  <P>SOLUTION: The IC for an electret condenser microphone (ECM) is provided with a J-FET (2) having a gate (5), a source (7), and a drain (8), a microphone capacitor (2) acting as an input element, and a capacitor (9) placed between the source (7) and the drain (8), a Schottky barrier diode (6) with a small area is provided between the microphone capacitor (2) and the gate (5).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235411-A (JP)
Title: Screw thread mechanism and reel seat furnished therewith
Inventor: HARADA TAKAFUMI
IPC: A01K87/06
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a screw thread mechanism having improved screw forwarding operability compared with conventional mechanisms.  <P>SOLUTION: The mechanism is provided with a male screw member having a male screw composed of a spiral groove having nearly constant width on the outer circumference and a rotary member fit on the outer circumference of the male screw and rotated relative to the male screw member. The male screw has a varying pitch region to continuously change the pitch between the grooves of at least a part of the male screw. The mechanism is further provided with an engaging means to engage with a part of the length of the groove to meet the change of the pitch between the grooves. The engaging means is rotated together with the rotary member according to the rotation of the rotary member and, at the same time, shifted in longitudinal direction in the groove to shift the rotary member along the axial direction in a state guided with the groove.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243138-A (JP)
Title: Heat treatment device
Inventor: HIRAYAMA KOTARO
IPC: H05B6/10
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To heat a matter to be treated quickly at the start of a heat treatment.  <P>SOLUTION: A matter to be treated is stored in a housing 3. Before the matter to be treated is heated in the housing 3 with superheated steam as a medium, electricity is passed on an induction coil 3b wound around the outer periphery of the housing 3 from a power supply part 5, so that a container 3a and the matter to be treated can be preheated. With this, the container 3a itself of the housing 3 or the matter to be treated will not suffer from dew condensation, and the superheated steam guided into the housing 3 will not be deprived of heat by the container 3a or the matter to be treated. Therefore, it becomes possible to quickly heat the matter at the start of the heating treatment.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239332-A (JP)
Title: Plug socket for service water
Inventor: NISHIOKA AKIRA
IPC: E03C1/02
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plug socket for service water for easily installing and removing a check valve part with a water hammer relieving mechanism.  <P>SOLUTION: While the check valve part 18 with the water hammer relieving mechanism is arranged between a hot water intake port 64 and a hot water side resin pipe 7 of a temperature controller 10 housed in a faucet body, the check valve part 19 with the water hammer relieving function is arranged between a water intake port 63 and a water side resin pipe 8, and is constituted so as to obtain water or temperature-adjusted mixed hot and cold water. The check valve part 18 with the water hammer relieving mechanism is formed as a cartridge system having a case 20 fittable between the hot water intake port 64 and the hot water side resin pipe 7, a water hammer relieving member and a check valve 21 preincorporated into this case. The check valve part 19 with the water side water hammer relieving mechanism is formed as a cartridge system having a case body 20' fittable between the water intake port 63 and the water side resin pipe 8, a water hammer relieving member and a check valve 21' preincorporated into this case body.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002324771-A (JP)
Title: Polishing apparatus and dressing method
Inventor: HIROKAWA KAZUTO
IPC: B24B53/02
Filed: 2002-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a polishing apparatus which can stably supply free abrasive grain to the polishing surfaces of fixed abrasive grains without the problem of the falling of diamond grains on the polishing surface, and then can polish a substrate at a stabler polishing speed by using the fixed abrasive grains, and to provide a dressing method for the fixed abrasive grains. SOLUTION: The polishing apparatus for the substrate which polishes the object substrate to be polished by pressing the object substrate against the fixed grains and sliding it is equipped with a light source 31 which dresses the fixed abrasive grains 13 by light irradiation, and a supply apparatus 41 for chemicals or liquid chemicals accelerating the self-generation of the abrasive grains in the dressing by the light irradiation. The chemicals or liquid chemicals are supplied to the surfaces of the adhesive grains to accelerate or maintain the addressing effect by light.
Patent JP-2003236175-A (JP)
Title: Pachinko game machine
Inventor: ARAMAKI MASAMI
IPC: A63F7/02
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pachinko game machine capable of increasing the expectation of a player and increasing interest in a game further by making pattern variation full of changes and changing an apparent big winning probability.  <P>SOLUTION: The pachinko game machine is provided with a pattern display means 34 having one, two or more pattern display parts 35 and capable of respectively variably displaying pattern groups composed of one, two or more kinds of patterns at the respective pattern display parts 35, and a profit state generation means 54 for generating a profit state advantageous to the player on the basis that the patterns stopped and displayed at the respective pattern display parts 35 after the variable display of the pattern display means 34 has a predetermined specified format. The pachinko game machine is provided with a pattern elimination means 59 for eliminating at least one of the respective patterns stopped and displayed at the respective pattern display parts 35 from the pattern group on the basis of the establishment of a prescribed condition.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248414-A (JP)
Title: Waveguide hologram type forgery preventive seal
Inventor: IMAMURA SABURO
IPC: H05B33/14
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a forgery preventive seal which can easily discriminate trouth or falsehood of it and is not reusable if peeled.  <P>SOLUTION: The wavelength hologram type forgery preventive seal 31 having an input means for converting the external light made incident from the top surface of a plane type optical waveguide into waveguide light and output means formed with a hologram to generate diffracted light when the waveguide light is made incident thereon, is fixed with a transparent cover seal 42 having an adhesive part 51 to the surface of an object 41.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003247895-A (JP)
Title: Sonogram measuring apparatus
Inventor: YOSHIDA MUTSUMI
IPC: G01J3/10
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sonogram measuring apparatus capable of continuously changing output period of a reference short pulse light while the optical path length of the reference short pulse light is made constant.  <P>SOLUTION: A short pulse light generating apparatus 2 comprises a fiber laser 11, an acoustooptic modulator 12, a polarization maintaining optical fiber F1, and an optical filter 15, etc. The soliton pulse of each short pulse light outputted from the short pulse light generating apparatus 2 is used as a reference short pulse light, which is superposed with a short pulse light, which is to be measured, whose spectrum is extracted using a wavelength selecting filter 42, on a PBS 32, and is then made incident on an avalanche photodiode 33. The signal from the avalanche photodiode 33 is observed with an oscilloscope 34.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261120-A (JP)
Title: Packaging and sticking system
Inventor: SAKATA TOSHIYUKI
IPC: B65C1/02
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaging and sticking system capable of sticking a label to a predetermined position on a rear face of a commodity even in the case where the commodity is hardly detected by a detector.  <P>SOLUTION: The packaging and sticking system is provided with an under- sticking machine 30 for sticking a label L2 to the underface of a packaged commodity M while transferring the commodity M by means of feed conveyors 14 and 15. According to the length of a transferring direction Y in which the commodity M is transferred by the feed conveyors 14 and 15 and/or to the extent of positional deviation in the transferring direction Y at a discharge position P1, a start timing of a sticking operation of the under-sticking machine 30 is modified. By this method, it is designed so that the label L2 can be stuck to a generally predetermined position of the commodity M.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003256898-A (JP)
Title: Passage managing method using tag
Inventor: KIMURA ATSUSHI
IPC: G06K7/08
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a passage managing method capable of executing highly reliable passage management by ensuring the ON state of a tag at the time of issuing the tag by a simple method.  <P>SOLUTION: This passage managing method using a tag for managing the passage of the tag through a prescribed spot comprises: a step for issuing a tag in an ON state from a tag issuing device provided with a tag switching device arranged in a place before the passage of the tag through the prescribed spot; a step for detecting that the tag in the ON state passes an entrance to the prescribed place; and a step for noticing that the passage of the tag is detected. Also, visitor management is executed based on the number of issued tags from the tag issuing device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262172-A (JP)
Title: Injection pump, and fuel supply device for diesel engine provided with the same
Inventor: NODA TOSHIIKU
IPC: F02M59/24
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an injection pump possible to finely adjust the effective stroke length of a plunger without adjusting the position of a control rack with a governor.  <P>SOLUTION: A sleeve 12 is inserted into the plunger 26 for arrangement near a part, in which the peripheral surface of the plunger 26 faces an oil reservoir chamber 11. The sleeve is formed with a sleeve port 121 for communicating the inner peripheral surface of a hole, in which the lunger is inserted, and the outer peripheral surface of the plunger facing the oil reservoir chamber with each other. A sleeve actuator 65 vertically moves the sleeve 12 by turning each injection pump element 2. A stroke position of the plunger 26, in which a notch 263 shut from the oil reservoir chamber by the inner peripheral surface of the sleeve 121 at a position lower than the sleeve port is communicated with the sleeve port, is set as a fuel injection concluding position of effective strokes.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262121-A (JP)
Title: Small traveling ship
Inventor: SHINJO TOSHIO
IPC: B63H21/32
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small traveling ship capable of readily discharging water collected in a water muffler, and to provide a small traveling ship provided with a water muffler capable of being mounted on a standing riding type, jet- propulsion type small traveling ship with an engine room of small volume without reducing the volume.  <P>SOLUTION: In this small traveling ship constituted to be thrust by a screw driven by an engine, a water muffler reducing exhaust sound of the engine is arranged 'vertically' so that an external dimension in the height direction is larger than an external dimension of the bottom.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259988-A (JP)
Title: Radiation heating plate in roaster
Inventor: KOJIMA TOSHIO
IPC: F24C15/24
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the difficulty in cleaning, processing and manufacturing a raised tongue of complicated shape.  <P>SOLUTION: The roaster has the structure in which a radiation plate 30 of a ring-shape on a plan view provided with a gas passage hole in vertical direction is formed to a cross sectional angular shape, a first radiation plate 38 located inside is slanting downwardly in the inner side, a second radiation plate 39 located outside is slanting downwardly in the outer side, and an inside cylindrical part 28 is attached to an inner edge of the first radiation plate 38 located inside. Further an outside cylindrical part 29 is attached to an outer edge of the second radiation plate 39 located outside, a burner 18 is formed to a ring-shape, and a tip nozzle of burner 18 is arranged in the position approximately immediately below or outside of the outside cylindrical part 29. With the structure mentioned above, the cleaning and manufacturing of the gas passage holes of the first radiation plate 38 and the second radiation plate 39 are easily performed by simply cutting them, and combustion gas guided through a circulation space 46 between the inside cylindrical part 28 and the outside cylindrical part 29 heats up the whole radiation plate 30 of the angular shape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268604-A (JP)
Title: Moisture retaining and thermal insulating sock
Inventor: NAKAI SHUSUKE
IPC: A41B11/00
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moisture retaining and thermal insulating sock worn without any incompatible feeling, hard to be torn, easily and inexpensively produced, surely preventing the cornified layer of the wearer's sole skin from becoming coarse.  <P>SOLUTION: A knitted core fabric 22 is bonded to the surface of a polyurethan film 21 to obtain an adhesive interlining fabric 20. The adhesive interlining fabric 20 is superimposed on each of the parts ranging from a heel part 13 and a touching pad part 14 of the rear surface of a knitted sock 10 to a transverse arch of foot 15 so that the knitted interlining fabric comes to the surface side. An adhesive 30 is applied to the back side of the adhesive interlining fabric so as to comprise a ring part 31 having approximately the same shape as that of the outer shape of the adhesive interlining fabric and a bridging part 32 connecting the part opposite to the ring part. The entire circumference and the center part of the adhesive interlining fabric are bonded to the rear surface of the sock.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003263507-A (JP)
Title: Method and device for providing statistical medical information
Inventor: OKA TORU
IPC: G06Q30/06
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and device for providing statistical medical information which can provide high reliable statistical medical information with little delay.  <P>SOLUTION: Medical information input by a personal member who wants to receive medical information relating to own biological information for remote- medicine is accumulated in a medical information DB 32 by an information accumulation means 44. A statistical processing means 56 generates statistical medical information through a statistical processing using the accumulated medical information. When a user ID is input by a user working at hospitals, universities (hospitals), insurance companies, research centers of companies, high reliable statistical medical information can be obtained with little delay. The statistical medical information is provided to use for diagnosis and determination of medical treatment in hospitals, calculation of risks in insurance companies, determination of research themes in research centers of companies, planning of administration policies for public health.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003274128-A (JP)
Title: Facsimile equipment
Inventor: TANNO HIDETOSHI
IPC: H04L29/08
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide facsimile equipment which can quickly utilize a communication network.  <P>SOLUTION: When G4 facsimile equipment having a communication I/F common to an ISDN network and Ethernet (10BASE-T and 100BASE-TX) networks has the communication I/F connected to the ISDN network, the ISDN network and an ISDN communication control circuit in the G4 facsimile equipment are automatically connected by detecting power in the ISDN network. When power in the ISDN network feed is not detected, an Ethernet communication control circuit is connected to the communication I/F to communicate with the network.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002283266-A (JP)
Title: Electronic part sucking nozzle
Inventor: KANO YOSHINORI
IPC: H05K13/04
Filed: 2002-03-13
Abstract: PROBLEM TO BE SOLVED: To use a nozzle according to various kinds of parts by minimizing an outer diameter of the sucking nozzle. SOLUTION: Two pairs of springy engaging plates 41 are extendedly formed on a sucking tip tool 34, and become empty in the shaft direction in a nozzle shaft part 35. An engaging pin 40 is projected and extended in a hollow part 38 for communicating with a vacuum source. The engaging plates 41 inserted into the hollow part 38 elastically engage with the engaging pin 40 with every pair so that the sucking tip tool 34 is connected to the nozzle shaft part 35, and can be attached and detached.
Patent JP-2003270177-A (JP)
Title: Method for setting measurement time for fluorescent x-ray analysis under plurality of conditions
Inventor: SAKUMA KEIKO
IPC: G01N23/223
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for setting measurement time for fluorescent X-ray analysis under a plurality of conditions capable of effectively detecting a measurement result in a short time and setting adequate measurement time for minimizing a standard deviation of a quantitative value of the measurement result by using two conditions of low voltage and high voltage when detecting the quantitative value of light elements and heavy elements.  <P>SOLUTION: A sample 3A under test is exposed to irradiation of primary X-ray 2 radiated from a X-ray tube 1. A detector 6 detects a fluorescent X-ray 4 radiated from the sample 3 under test, and reads out the signal thereof as an energy spectrum via a signal processing means. The light elements and the heavy elements contained in the sample 3 under test are respectively detected and measured by making the tube voltage E of the X-ray tube 1 low and high. At this time, a predetermined fixed measurement time T<SB>a</SB>can be set to a measurement time TL for the low tube voltage, or a measurement time TH for the high tube voltage.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003269160-A (JP)
Title: Exhaust manifold
Inventor: TATEIWA KATSUMI
IPC: F01N13/10
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust manifold capable of preventing unusual noise from a collecting pipe with a simple structure.  <P>SOLUTION: An exhaust manifold M includes a plurality of exhaust pipes 1 to 4 and the collecting pipe 5 for collecting the exhaust pipes 1 to 4. In each of the collecting pipes 5, recessed portions 53a, 54a are provided on wall portions 53, 54 vibrated by pulsation of exhaust gas.  <P>COPYRIGHT: (C)2003,JPO