baber/WOPTO huggingface dataset:
Patent JP-2001268906-A (JP)
Title: Dual voltage electric system having sub-resonance dc-dc converter for auto vehicle
Inventor: BARRETT ALFRED HENRY
IPC: H02M3/28
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To meet the targets of low cost, high reliability and long life under high working temperature. SOLUTION: A series resonance DC-DC converter 18 operates with a fixed switching frequency lower than the resonance frequency of its tank circuit to feed a low-voltage load 19. This structure allows the converter to give a fixed conversion ratio from the adjusted upper side system voltage Vin to operate with such advantageous contributions as zero current switching and inherent overload protection. A transformer T2 connects the tank circuits of the converter to a low-voltage load by inductive couple to provide the complete galvanic isolation between the input and output.
Patent JP-2001139599-A (JP)
Title: Cryoprotectant and its utilization
Inventor: OBATA HITOSHI
IPC: C07K14/27
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To obtain a cryoprotectant derived from a microorganism, capable of preventing frozen denaturation of a protein such as a metabolic enzyme by addition of relatively low concentration and provide a method for producing the substance and utilization invention of the substance. SOLUTION: This cryoprotectant is produced by a microorganism belonging to the genus Erwinia or the genus Xanthomonas. This method for producing the cryoprotectant comprises inducing expression of cryoprotectant by culturing the microorganism at <=30 deg.C and obtaining the cryoprotectant from the cultured product. A method for stabilization/storage of a protein and a biological material comprises using the above cryoprotectant.
Patent JP-2001250938-A (JP)
Title: Prescaler using charge coupled element
Inventor: NISHIMORI EIJI
IPC: H01L21/339
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a prescaler which has an improved S/N ratio with a few transfer of unwanted charges. SOLUTION: A charge coupled element in the prescaler using has one charge injection control electrode and a plurality of a plurality of charge transfer electrodes disposed between a charge injection electrode and a charge detecting electrode, inputs input signals distributed by a distributor to the respective charge transfer electrodes, feeds the signals taken from the charge detection electrode to the charge injection control electrode and takes output signals through an impedance converter circuit.  one charge transfer electrode uses a Schottky electrode composed of a storage gate and a virtual gate having a lower channel potential than it, the charge injection control electrode uses a Schottky electrode having the same structure as the virtual gate, or has the same structure as the storage gate and is biased by a bias circuit so that the same channel potential is provided as that of the virtual gate.
Patent JP-2001218292-A (JP)
Title: Bidirectional amplification system for electroacoustic system
Inventor: KAKUMOTO JUNICHI
IPC: G10K11/178
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To configure a precise sound field control device, a noise control device, a hands-free phone and an acoustic reflection plate by adopting a bidirectional transmission amplifying system of an electromagnetic type electroacoustic system two-way conversion element configuring a loudspeaker or an earphone. SOLUTION: A current output type power amplifier is employed for the power amplifier of an electric system and the electrical characteristics of the conversion element from the standpoint of an electrical side of the electroacoustic system is measured precisely in advance or continuously during operation, so as to extract a signal of an acoustoelectric system from a difference between a virtual electromotive force and real electromotive force.
Patent JP-2001253888-A (JP)
Title: Method for producing phosphonic esters
Inventor: KAN RITSUHIYOU
IPC: C07F9/40
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an industrially advantageous method for producing phosphonic esters by which the objective phosphonic esters are efficiently obtained according to simple operations with scarcely any side reactions or by-products. SOLUTION: This method for producing the phosphonic esters is characterized in that secondary phosphonic esters are reacted with an alkene compound in the presence of a transition metal catalyst.
Patent JP-2001263705-A (JP)
Title: Air conditioner
Inventor: MORI NOBUYUKI
IPC: F24F1/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a wall-hanging type air conditioner in which a creak noise is not made due to difference in a thermal expansion at a fixing part of a fan casing surely connected to a base constituting a main body. SOLUTION: A securing part 10 of a base 2 constituting the main body and a fan casing 6 securely screwed at the lower part of the base 2 comprises a screw part 11 made at the lower part of the base 2, an insertion hole 13 for inserting a securing screw 12 provided in opposition to the screw part 11 at the fan casing, and an absorber 14, which is inserted between the screwing parts of the base and the fan casing to absorb creaks made due to difference in thermal expansion thereof.
Patent JP-2001268342-A (JP)
Title: Method and system for reproducing image with message
Inventor: KANESHIRO NAOTO
IPC: H04N5/265
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To allow a plurality of persons to write a message in a photographic image, and also improve the entertainment of a photograph. SOLUTION: A written message or a message image prepared by one or more persons is obtained for image data to be reproduced, and the image data are synthesized with the written message or the message image so as to be reproduced as a visible image in this method for reproducing an image with a message.
Patent JP-2000354014-A (JP)
Title: Program link for distribution of audio information, noticing method and device for the link
Inventor: LOEWENTHAL WILLIAM J
IPC: G10L19/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To allow a user to trace a data file from another which depends on a certain example of a relative prescribed context by having an interrupt to a data file under reproduction and reproducing another linked data file, in reply to the user. SOLUTION: In regard to audio information direct or relative to a user, the user can directly hear the information without waiting for the end of a relevant audio program. When a program A is received by a device of a program B while a listener is hearing the program A, the program A is automatically interrupted and the program B is reproduced immediately. In other words, the program A is immediately interrupted for the reproduction of the program B. When the program B ends, the reproduction of the program A is restarted at the point of the interrupt. A device display panel 38 shows that it is reproduced, while the program B is being reproduced. Under such conditions, the user will not execute the program B.
Patent JP-2001267323-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: SHIRAKASHI EIGO
IPC: H01L23/52
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To perform, with high reliability, narrow pad pitch wire bonding on a dual-damascene multilayer wiring device, in which an organic-based low- permittivity insulating film of low hardness and low elastic modulus, is applied. SOLUTION: Dummy wirings and connection holes are arranged below a bonding pad, thereby eliminating interface peeling and imperfect connections between a wire and a lower layer generated by impact when bonding.
Patent JP-2001261808-A (JP)
Title: Branched polycarbonate resin
Inventor: TOKUDA TOSHIMASA
IPC: C08G64/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a branched polycarbonate resin having good transparency, good moldability, and high abrasion resistance. SOLUTION: This is a branched polycarbonate obtained from a dihydric phenol, a branching agent, and a carbonate precursor, wherein 0.0001-0.05 mol, per mol of the dihydric phenol, of a tetraphenol compound having a specified alicyclic structure is used as the branching agent, and the resin has a specific viscosity in the range of 0.20-2.0 as measured at 20 deg.C on a solution prepared by dissolving 0.7 g of the obtained branched polycarbonate resin in 100 ml of methylene chloride.
Patent JP-2001264057-A (JP)
Title: Method of surveying water bottom such as river bottom and lake bottom
Inventor: NOGAMI TAKAAKI
IPC: G01V9/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To efficiently survey the state and bottom quality of the water bottom, such as the river bottom or lake bottom as a plane and three-dimensionally and to reduce survey cost. SOLUTION: A rod body 2, constituting a water bottom survey rod 1, is constituted by detachably connecting a lower connecting rod 3 and an upper connecting rod 4 via a relay pipe 5. The outer surface of the rod body 2 is wound with a tape at the pitch of 10 cm from the tip, and depth-measuring graduation 6 is provided thereon over the whole length. A desired area is set to the water bottom to be surveyed, to erect measuring piles, and a survey rope is stretched on the river bottom to make underwater survey by a research diver. In parallel with this, the river bottom is searched with the water bottom survey rod 1 from a survey ship, or the water bottom survey rod 1 is put into the river bottom or the like, to survey the bottom quality three-dimensionally.
Patent JP-2001273243-A (JP)
Title: Data processor, peripheral equipment, data processing method and storage medium
Inventor: NAKAHARA KOICHI
IPC: G06F3/12
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To display information peculiar for equipment set on the side of a host or information peculiar for equipment related to a network on the side of the peripheral equipment. SOLUTION: A CPU 1 in a host computer 3000 prepares peculiar name information for specifying each of peripheral equipment including address information peculiar for the network according to the identification information of a printer 1000 and transmits each of prepared peculiar name information to each of peripheral equipment including the printer 1000.
Patent JP-2001271329-A (JP)
Title: Internal pressure regulating apparatus for flexible bag body, and flexible film weir using the same
Inventor: MURAMATSU TAKEO
IPC: E02B7/20
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an internal pressure regulating apparatus for a flexible bag body, which not only can prevent excessive increase in internal pressure but also facilitates its setting and operation, and to provide a flexible film weir using the internal pressure regulating apparatus. SOLUTION: The internal pressure regulating apparatus is comprised of the flexible bag body into which gas can be charged, a pipe body having an open end, and a plurality of liquid chambers each being filled with liquid with an unfilled space being left at an upper portion of the liquid chamber. The open end of the pipe body extending from an exhaust port formed in the flexible bag body is immersed below a liquid level of the first liquid chamber, and an open end of a pipe body extending from a communication port formed in the upper space of the first liquid chamber is immersed below a liquid level of the second chamber. When the flexible bag body is excessively pressurized, internal gas is discharged to the upper space of the liquid chamber. The flexible film weir using the internal pressure regulating apparatus is also provided.
Patent JP-2001269530-A (JP)
Title: Water spray device and gas cooling system equipped therewith
Inventor: HIRAOKA HIDEKAZU
IPC: B05B12/02
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To enhance the operation efficiency of an exhaust gas treatment system by suppressing the generation of lumps on the inner wall of a cooling tower to the utmost. SOLUTION: When the supply of water and air to nozzles 20 is started and stopped by a valve control signal from a valve on-off control part 50, the pressure of air is kept higher than that of water to separately and independently control the on-off timing of valves 33, 43 respectively provided to an air piping 32 and a water supply pipe 42.
Patent JP-2001078286-A (JP)
Title: Structure of loudspeaker
Inventor: NAGUMO SHINJI
IPC: H04R1/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To simplify the assembling of a loudspeaker by using fixed parts of a pair of cases and the loudspeaker in common to reduce fixing members such as screws and their fixing parts. SOLUTION: In this structure for loudspeaker, a tentative fixing section 22 to tentatively fixing a loudspeaker 2 is provided to an upper end face of a hollow boss section 21 provided to a lower case 4, the hollow boss section 21 and the mount boss section 20 are tightened by screws 24 while a loudspeaker 2 tentatively fixed by the tentative fixing section 22 is clamped between the hollow boss section 21 and the mount boss section 20 provided to the upper case 3 to fix the loudspeaker 2 into a musical instrument body 1. Thus, the fixing part of the upper case 3, the lower case 4 and the fixing part of the loudspeaker 2 are used in common, the number of the screws 24 and screw fastening parts can be decreased more than those of a conventional structure so as to simplify the assembly.
Patent JP-2000344817-A (JP)
Title: Catalyst for olefin polymerization and manufacture of olefin polymer
Inventor: WATANABE TAKESHI
IPC: C08F10/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To obtain a catalyst of high activity by bringing a compound of a transition metal of group 4 having a cyclopendadiene-shaped anion skeleton, an organic aluminium compound, a boron compound and an alcohol compound into contact with one another. SOLUTION: The organic aluminium compound represented by EaAlZ3-a, a boron compound represented by BQ1Q2Q3, G+(BQ1Q2Q3Q4)- or (L-H)+(BQ1Q2Q3 Q4)- and an alcohol compound represented by ROH are used. In the formulas, E represents a hydrocarbon; Z represents H or a halogen; 0<a<=3; B represents trivalent boron; Q1 to Q4 independently represent a halogen, a hydrocarbon group, a halogenated hydrocarbon group, a substituted silyl group, an alkoxy group or a di-substituted amino group; G+ represents an inorganic or organic cation; L represents a neutral Lewis base; (L-H)+ represents a Bronsted acid; and R represents a linear alkyl group. The compound of the transition metal of group 4 is preferably made of a titanium compound or a zirconium compound.
Patent JP-2001272117-A (JP)
Title: Refrigerating and air-conditioning cycle device
Inventor: TOYOSHIMA MASAKI
IPC: F25B41/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To eliminate a fear that refrigerating machine oil is retained in piping so that the shortage of an amount of oil in a compressor is generated in a refrigerating and air-conditioning cycle device using the refrigerating machine oil incompatible or weakly compatible with a refrigerant. SOLUTION: The refrigerating and air-conditioning cycle device has a refrigerant circuit in which the compressor, an outdoor heat exchanger, a flow regulating valve, and a plurality of indoor heat exchangers are sequentially connected and uses the refrigerating machine oil incompatible or weakly compatible with the refrigerant. The rotating speed of the compressor or the opening degree of an expansion valve is controlled so that the flow velocity of the refrigerant in a riser tube which flows upward from the lower part of the piping is higher than the flow velocity at which oil adhering to the inner wall of the piping is raised.
Patent JP-2001276987-A (JP)
Title: Laser processing apparatus and laser processing method
Inventor: ASAO FUMIHIRO
IPC: B23K26/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a laser processing apparatus and method, in which the laser processing apparatus and method utilize an acoustic emission, capable of processing a three-dimensional designed profile at a high precision without measuring a processing depth of a processed object and also without requiring experimentally a relationship between a processing condition and a processed amount in advance. SOLUTION: In a laser processing apparatus having a laser irradiating means capable of radiating a laser beam and processing a processed object 2 by a laser beam, the apparatus is provided with a laser transmitting device 1, an acoustic emission measuring sensor 6 disposed at an opposite side against a laser irradiating surface of the processed object 2, a computing means computing a processed depth as a changed amount of a thickness of the processed object on the basis of the information from the sensor, and a moving means moving relatively the processed object 2 and an irradiating position of the laser beam according to a predetermined program.
Patent JP-2001282366-A (JP)
Title: Auxiliary circuit
Inventor: HIRAOKA HARUO
IPC: G05F1/10
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the re-start of this auxiliary circuit is made invalid when a large voltage is erroneously applied and that the performance of this auxiliary circuit is deteriorated. SOLUTION: A posistor 26 is arranged at the primary side of a transformer 14. The resistance value of this current limiting element 26 is made larger according as running currents are made larger. When a voltage larger than a scheduled voltage is erroneously applied, a large voltage is applied to the primary side of the transformer 14, and currents running through the current limiting element 26 are made larger. On the other hand, the resistance value of the current limiting element 26 is made smaller so that a voltage to be applied to the transfer 14 is made smaller. Therefore, the voltage transformed by the transfer 14 is made smaller, and each element such as a microcomputer 18 can be prevented from being deteriorated.
Patent JP-2001284197-A (JP)
Title: Screening method of laminated ceramic electronic component
Inventor: SHIRANE TORU
IPC: H01G13/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide the reliable screening method for laminated ceramic electronic components that efficiently selects and removes the laminated ceramic electronic components which are in risk of internal structural defects, life time deterioration, or the like. SOLUTION: An AC voltage is applied to the laminated ceramic electronic components, a DC voltage is applied, and the quality of the laminated ceramic electronic components is judged according to an insulation resistance value, when the DC voltage is applied. As the AC voltage, an AC voltage which is 40 to 80% of the breakdown voltage is applied. As the AC voltage, an AC voltage which is 50 to 70% of the breakdown voltage is applied. As the DC voltage, a DC voltage that is equal to or two times the rated voltage is applied. This method is applicable to the screening of a laminated ceramic capacitor.
Patent JP-2001282484-A (JP)
Title: Printer host and storage medium storing operation program of the host
Inventor: NAKAMURA KAZUO
IPC: G06F3/12
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To improve the operability of a printer host so as to be easily used not only by an experienced user but also by a beginner such as a child and an aged person. SOLUTION: A driver function setting module 40 in the printer host includes a user application function receiving part 41 for receiving the application function and application state of each user out of various functions of a printer driver 35, a function management file 42 for storing the application function, etc., of each user and an execution function setting part 43 for referring to the application function, etc., of each user stored in the file 42 by inputting user identification information to a user management part 33 in an operating system 32 and setting up the function of the driver 35 so as to provide only the application function, etc., of the user corresponding to the identification information to the user.
Patent JP-2001277983-A (JP)
Title: Steering wheel having air bag device
Inventor: MORI KENJI
IPC: B60R21/20
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a steering wheel with an air bag device for enabling an upper surface of the air bag device at self-aligning time to easily follow displacement of a ring part surface. SOLUTION: Steering wheel core metal 2 of the steering wheel W is provided with three spoke type spoke part core metal 5, 5 and 5 of left front and right front core metal parts 6 and 7 connected to ring part core metal 3 by extending to the left and right both sides from boss part core metal 4 and a rear core metal part 8 connected to the ring part core metal 3 by extending backward from the boss part core metal 4. Two branch parts 10 for respectively connecting the front ends 11a to the left front and right front core metal parts 6 and 7 by branching off in a bifurcated shape in the lateral direction are formed in a front part of the rear core metal part. This air bag device is connected to and supported by the two branch parts.  A front part more than a connecting support part 12a of the air bag device in the respective branch parts is constituted so as to be plastically deformable at self-aligning time.
Patent JP-2001276615-A (JP)
Title: Titanium oxide powder for photocatalyst
Inventor: MATSUMURA MICHIO
IPC: B01J21/06
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a titanium oxide powder which is excellent in handleability, inexpensive, nearly free from impurities and high in photocatalytic activity. SOLUTION: The titanium oxide powder for the photocatalyst is composed of an anatase-type single crystal having particle sizes of >=0.1 μm and a rutile- type ratio of <=50%.
Patent JP-2001289853-A (JP)
Title: Immunoassay method and reagent for it
Inventor: SATO MASAE
IPC: G01N21/27
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a measuring method in which a low-concentration region is measured with higher sensitivity while a measuring range is maintained to be a wide range. SOLUTION: First sensitization particles wherein a first polyclonal antibody which is antigen-antibody-reacted with an antigen to be measured or its antigen-bonding fragment is carried on a first particulate insoluble carrier are prepared, Second sensitization particles wherein a second polyclonal antibody which is antigen-antibody-reacted with an antigen to the measured or its antigen bonding fragment is carried on a second particulate insoluble carrier are prepared. A mixture is composed of the first sensitization particles and the second sensitization particles. The mean particle size of the first particulate insoluble carrier is at 0.05 to 0.10 μm, and the mean particle size of the second particulate insoluble carrier is at 1.5 to 5.0 times the mean particle size of the first particulate insoluble carrier.  The weight of the first particulate insoluble carrier is at 2.5 to 10.0 times that of the second particulate insoluble carrier. The antigen-antibody reaction rate of the second polyclonal antibody is larger than the antigen-antibody reaction rate of the first polyclonal antibody. The immunoassay method by an agglutination method is provided in such a way that the mixture of the first and second sensitization particles is reacted with a specimen which contains the antigen to be measured and that the generation rate of agglutination is measured optically.