baber/WOPTO huggingface dataset:
Patent JP-2001219289-A (JP)
Title: Method and apparatus for laser marker
Inventor: TAKAHASHI MASANAGA
IPC: B23K26/142
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a laser marker apparatus and a laser marker method free from soot generation by preventing soot from generation due to laser beam irradiation. SOLUTION: The apparatus is provided with a laser beam machining head 4 to irradiate a marking face 2 of a semiconductor package 1 fixed by a marking stage 3 with a laser beam 6, an O2 gas blowing nozzle 8 to blow an O2 gas on the marking face 2 of the semiconductor package 1, an O2 gas introducing port 7 and a discharge duct 9 to discharge a CO2 gas generated due to irradiation of the laser beam 6 as well as an unreacted O2 gas.
Patent JP-2001218371-A (JP)
Title: Power circuit
Inventor: SASAKI TAKAFUMI
IPC: H02J7/00
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To reduce the size or omit a power transformer. SOLUTION: The negative electrodes of batteries 3A and 3B are grounded. The battery 3A is charged vig a diode 5A and a switch circuit 4A by pulse power source, and is discharge via a switch circuit 4A and a diode 6A. The battery 3B is charged via a diode 5B and a switch 4B by the pulse power source, and is discharged via a switch circuit 4B and a diode 6B. A controller 9 detects the quantity of charge and the quantity of discharge of the batteries 3A and 3B and controls the switch circuits 4A and 4B, so that the charging condition and discharging condition of the batteries 3A and 3B alternate.
Patent JP-2001223847-A (JP)
Title: Method and device for exposure control of film scanner
Inventor: OCHIAI YOSHINOBU
IPC: H04N1/00
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for exposure control of a film scanner which use as small number of analog amplifiers as possible to prevent the degradation of S/N and improve the precision of digital gradation conversion. SOLUTION: The base area of a film is read before the film is read, and a CCD electronic shutter numerical aperture and an analog amplifier gain are adjusted to set an analog system set value so that an RGB digital output signal value of the read base area may be outputted with a maximum value. Therefore, the analog amplifier gain is suppressed to about one-fold to improve S-N, and the precision of digital gradation conversion such as white-black balance and gamma adjustment is improved, and increase of gradation by a negative base is allowed for.
Patent JP-2001225076-A (JP)
Title: Method and apparatus for flocculating fine partiles
Inventor: OGAWA SHOICHI
IPC: C02F1/463
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for flocculating fine particles, constituted so as to solve such a problem that a conventional fine particle flocculation apparatus for used printing ink or the like has many defects from an aspect of operation or cost and also has a problem from an aspect of practical treatment. SOLUTION: A soluble metal 21 such as an aluminum can or the like is arranged between the insoluble anode 15 and insoluble cathode 18 in a treatment tank 11 as unconnected to both electrodes and energized. The soluble metal is polarized and the metal of a positive polarizing part is anodically oxidized to be dissolved in water to be treated as metal ions and these dissolved metal ions become nuclei to flocculate fine particles in water to be treated. Since the soluble metal is not electrically connected to both electrodes, the electrical connection in the treatment tank becomes simple. Further, the replacement of the electrodes at a time of consumption is unnecessary and a new soluble metal may be merely dropped.
Patent JP-2001226144-A (JP)
Title: Vapor deposition method for organic coating film and device therefor
Inventor: YAMADA TAKAHARU
IPC: G09F9/00
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a vapor deposition method for an organic coating film which covers a surface of a displaying body in order to prevent staining and to provide a device therefore. SOLUTION: A rotary driving fiber body is impregnated with a liquefied evaporating material by applying it, the fiber body is heated with a first heating means to evaporate a solvent, then the fiber body is rotated in a chamber and is heated with a second heating means to evaporate organic substances. The evaporated organic substances are vapor-deposited on a base body to execute film-coating. Then the fiber body is rotated and is impregnated with the liquefied evaporating material by applying it again to execute film-coating with the organic substances in succession.
Patent JP-2001236695-A (JP)
Title: Optical disk initialization device and initialization method
Inventor: DEGUCHI KOJI
IPC: G11B7/26
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide the optical disk initialization device in which a recording layer can crystallize sufficiently in a more short time, without giving the damage to a substrate. SOLUTION: A rotation jig 14 for rotating a phase change type optical disk 11 with the fixed linear velocity, a laser head 12 for initializing the optical disk 11 by irradiating with a laser beam to the rotating, optical disk 11 and a heating part 15 for heating the optical disk 11 at the time of the initialization compose the optical disk initialization device.
Patent JP-2001231383-A (JP)
Title: Double-structured covering bag for fruit
Inventor: KAMEDA YASUNOBU
IPC: B65D33/36
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a double-structured covering bag for fruit which is designed so as to be easily and collectively removed from the covered fruit. SOLUTION: This double-structured covering bag for fruit is such one that an inner cylinder 8 is formed by superposing the horizontal both edge portions 9 of a sheet-like material on the inside of a bottomed outer bag 1 with an upper edge opened, wherein the above outer bag 1 has a slit 14 formed in the longitudinal direction at its bottom center and a slit 15 in the middle of the lower edge of the above inner cylinder 8 so as to superpose the slit 14 on the slit 15.
Patent JP-2001242665-A (JP)
Title: Carrier for electrophotographic developer and electrophotographic developer
Inventor: KUSANO TETSUYA
IPC: G03G9/113
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To obtain a carrier for an electrophotographic developer and an electrophotographic developer in which the use amount of a charge controlling agent is decreased and a sufficiently stable positive electrification amount can be obtained. SOLUTION: The carrier for an electrophotographic developer has a resin coating layer on the surface, and the resin coating layer consists of a block polymer containing a polymer of at least one kind of monomer as the block forming unit selected from the group of addition polymerizable monomers having acid groups, addition polymerizable monomers having perfluoroalkyl groups and aromatic addition polymerizable monomers having electron withdrawing groups. The electrophotographic developer is prepared by using the above carrier for an electrophotographic developer.
Patent JP-2001053610-A (JP)
Title: Cyclic a/d converter
Inventor: HORIE MASUMI
IPC: H03M1/14
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To perform A/D conversion of >=3 steps with high precision. SOLUTION: After a 2nd (2nd step) A/D conversion code n2 by an A/D converting circuit 1 is outputted, a switch S10 is turned off and a switch S11 is turned on to make an operational amplifier 3 and a capacitor CF operate as a hold circuit, thereby charging array capacitors C0 to C7 with the output voltage of the operational amplifier 3. Then switches S11 and S12 are turned off and S13 to S15 are turned on to initialize the electric charges of the capacitor CF to 0 and charge a capacitor CIN with (V1 plus the offset voltage of the operational amplifier 3). After S13 to S15 are turned off and S12 is turned on, the switch S10 is turned on and the switches S0 to S7 are switched to the side of a reference voltage terminal 2 or ground terminal GND according to a conversion code n2 to perform redistribution of electric charges.
Patent JP-2001240854-A (JP)
Title: Organic luminescent material and organic luminescent element using the same organic luminescent material
Inventor: KANEMOTO AKIHIKO
IPC: H01L51/50
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a material having a high luminescent quantum yield by reducing non-radiation deactivation form excitation state in an organic luminescent material, to provide a material having a high luminescent quantum yield by reducing non-radiation deactivation from excitation state in an organic luminescent material having a small speed constant of luminescence, to provide a material having a high luminescent quantum yield by reducing non-radiation deactivation from excitation state in an organic luminescent material containing a metal, to provide a material having a high luminescent quantum yield by reducing non-radiation deactivation from excitation state in an organic luminescent material containing a rare earth metal, and to provide a bright luminescent element having a high luminescent quantum yield by using the above luminescent material. SOLUTION: This organic luminescent material is characterized in that the wave number of vibration of molecule contained in the organic luminescent material does not contain >=2,500 intramolecular vibration in the organic luminescent emitting light by imparting energy. This organic luminescent element is obtained by using the above organic luminescent material.
Patent JP-2001238714-A (JP)
Title: Wallet
Inventor: AJIOKA HEIICHIRO
IPC: A45C1/08
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To assure safety of a card while securing card handling performance and compactness. SOLUTION: A money string region 300 is provided with a money storing part 320 capable of blocking its upper part with a lid 310. The money storing part 320 is formed in a bag shape and supported on its upper part openably. A fastener 330 is mounted to the rear surface of a lower part of the money storing part 320, and a tongue piece 350 having a fastener 340 engageable with the fastener 330 is mounted to the lower part of a wallet body 120. The wallet body 120 is set as a second card storing region 360 on the back side of the money storing part 320, and a card holder 370 is provided. The front surface of the card holder 370 is provided with a plurality of slits 372, 374, 376 into which the card can be inserted from the upside, and the stored card is hidden by the money storing part 320.
Patent JP-2001240905-A (JP)
Title: Operating method for injecting power coal into blast furnace
Inventor: MURAI RYOTA
IPC: C21B7/24
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To reduce fuel cost by stably injecting a large amount of powder coal into a blast furnace in the operation of the blast furnace where the injection of powder coal is conducted. SOLUTION: An upper limited target value is set in advance as the control value of a total amount of unburnt char and soot in dust of furnace top exhaust gas 8, and an upper limited target value is set in advance as the control value of the lowering amount of the blasting pressure of heated air blown from a tuyere 4 into the blast furnace 1, from a supplying hole of the air into the blow pipe 2 to an outlet position of a raceway. The powder coal is injected as >=180 kg/ton of molten iron, and the condition of powder coal injection device, the condition of powder coal injection method and the condition of the blast furnace operation affected to a powder coal reaction efficiency are adjusted so as not to exceed both of the upper limited target value in the total amount of the unburnt char and the soot and the upper limited target value in the lowering amount of the blasting pressure.  This operation is made by setting the upper control target value in the above total amount as 0.1 kg/ton of molten iron and the upper control target value in the lowering amount of the above blasting pressure as 0.1 kg/m2.
Patent JP-2001238678-A (JP)
Title: Mutant type tyrosine erpressor gene and utilization thereof
Inventor: KUMAGAI HIDEHIKO
IPC: C12N1/21
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To obtain a mutant type tyrosine repressor having a raised activity for positively regulating the expression of a tyrosine phenol-lyase gene and a gene capable of encoding the repressor. SOLUTION: This mutant type tyrosine phenol-lyase gene is obtained by introducing a mutation into a tyrosine repressor gene of Erwin herbicola transducing the gene comprising the mutation introduced thereinto into Escherichia coli capable of expressing a lactose operon under the control of a promoter-enhancer of the tyrosine phenol-lyase gene derived from the Erwinia herbicola, selecting a transformant having the raised β-galactosidase activity and thereby providing the gene encoding the mutant type tyrosine repressor having the raised activity for positively regulating the expression of the tyrosine phenol-lyase gene as compared with that of tyrosine repressor without the mutation.
Patent JP-2001244210-A (JP)
Title: Method for deciding model parameter for process simulation
Inventor: KURAMITSU AKIKO
IPC: H01L21/22
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for deciding model parameters for process simulation by which the fitting of the model parameters for semiconductor process simulation can be performed with accuracy in a short calculating time. SOLUTION: This method in which a model parameter is decided so that a calculated result obtained by using a temperature-dependent model may become coincident with an actually measured value includes a step 302 of dividing a temperature region, a step 303 of deciding the model parameter value at one temperature point, and steps 304 and 306 of finely adjusting the model parameter. Therefore, they may become coincident at all temperatures in the temperature region or a step 308 of calculating optimization so as to minimize the total sum of calculated results and the weighted errors of actual measurement at a plurality of temperature points.
Patent JP-2001250719-A (JP)
Title: Magnetic device and its manufacturing method
Inventor: SASAKI YOSHITO
IPC: H01F41/14
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To solve a problem that an insulating layer used for insulating a magnetic layer from a coil layer is formed of polyimide resin whose curing temperature is 350 deg.C or above in a conventional magnetic device, so that the magnetic layer deteriorates in resistivity due to heat applied when the insulating layer is formed. SOLUTION: The insulating layers 6, 8, and 10 of a thin film inductor are formed of novolak positive resist whose curing temperature is 250 deg.C or below, by which insulating layers can be formed at a lower temperature, and thus magnetic layers 5 and 9 can be prevented from deteriorating in resistivity.
Patent JP-2000340512-A (JP)
Title: Method for growing semiconductor film and manufacture for semiconductor device
Inventor: TAKAHASHI KUNIMASA
IPC: C30B25/18
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide steepness of impurity concentration profile or flatness to a surface of a semiconductor. SOLUTION: A substrate 3 is installed on a susceptor 4 within a chamber 1, and is heated to a high temperature. A material gas and a diluted gas are supplied from a material gas supply pipe 7, and a diluted gas supply pipe 9 is supplied via flowmeters 10, 11 into the chamber 1, while a doping gas is supplied from an annexed gas supply pipe 12 and a gas inlet pipe 13 via a pulse valve 20 in correspondence with an opening and closing of the pulse valve 20, and a dope layer is epitaxially grown on the substrate 3. At this time, the doping gas on a secondary side of a pressure reducer to a gas cylinder via the pulse valve 20 is supplied directly in a pulse manner on a surface of the substrate 3, so that the impurity concentration profile in a region transiting from the substrate 3 to the dope layer becomes steep to flatten the surface of the dope layer.
Patent JP-2001250078-A (JP)
Title: Graph display device and storage medium
Inventor: MARUYAMA TAKASHI
IPC: G06F19/00
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To improve the efficiency in graph preparing processing by saving the labor for correcting the format of a graph after the preparation of the graph by automatically reflecting the format of a table in the format of the graph, concerning a graph display device or the like for preparing/displaying the graph based on the table prepared by executing executing spreadsheet software. SOLUTION: When preparing the graph, the format of the relevant graph is automatically set on the basis of the format of the table. Besides, by referring to a format correspondent table stored corresponding to the format of the table and the format of the graph, the format of the graph is automatically changed corresponding to the display form of the graph to be prepared/ displayed.
Patent JP-2001252875-A (JP)
Title: Saw blade
Inventor: SAWADA MINORU
IPC: B24D5/12
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a saw blade having excellent strength and cutting precision, and excellent sound eliminating effect. SOLUTION: Slit elements 5 are formed of a continuous single slit to form a specified inner zone on the inner side, a line connecting both ends of the slit to each other by the shortest distance is not crossing the other part of the slit, and the distance is within a range of 5-20% of the whole length of the slit. The slit is provided in a range surrounded by a radius equivalent to 50% of the radius of a substrate, and a radius equivalent to 99%. The slit is composed as an assembly 3 of plural slit elements 5, and each slit for forming the assembly 3 is disposed in such a way that a part of it corresponding to its open apex angle is directed toward the center of the assembly 3.
Patent JP-2000279189-A (JP)
Title: Use of compound
Inventor: TRUESDELL SUSAN JANE
IPC: C07D295/092
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To obtain a compound useful for medicines without formation of by-products that are difficult of removal treatment by selective demethylation of a specific methoxy group-bearing compound in the presence of an enzyme originating from a microorganism in Monosporium. SOLUTION: A microorganism in Monosporium (Monosporium olivaceum ATCC 36300 or the like) is cultured in a medium, the resultant culture mixture is inoculated into another culture medium and incubated under stirring at 28 deg.C for 2-3 days. Then, the culture mixture is transferred to a fresh broth and they are shaken for another day. Then, a solution of CP-324098 represented by formula I in dimethyl sulfoxide is added to the culture mixture and the mixture is aseptically filtered, incubated under stirring for 1-6 days. Then, the incubated product is extraction-treated with ethyl acetate, and the extract is purified by the fractional high-performance liquid chromatography to obtain the objective compound represented by the formula II.
Patent JP-2001256085-A (JP)
Title: Relational data base management system
Inventor: HIKUMA CHIKA
IPC: G06F17/30
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a relational data base managing system capable of objectively grasping the using situation of a data base file, and preventing the failure of a system due to the excess of a data base file capacity. SOLUTION: This relation data base managing system for managing a data base 7 in which a data base file 71 having a table 73 constituted of columns and lines is prepared is provided with an umber of stored record calculating part 11 for calculating the maximum number of records which can be stored in a table 73 based on the size of an extent constituted of data areas preset in the table 73 and the total sum of the sizes of columns and a file activity ratio calculating part 12 for calculating the activity ratio of the data base file 71 based on the maximum number of stored records calculated by the number of stored record calculating part 11 and the actual number of stored records.
Patent JP-2000279029-A (JP)
Title: Hedge trimmer
Inventor: YOKOYAMA YOSHIO
IPC: A01D34/30
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To simplify a clutch mechanism for connecting or cutting a switch mechanism for driving or stopping a motor and a driving power transmitting path for transmitting a driving power to a sharing blades in a hedge trimmer of a type not driven when two parts of switch levers are not operated. SOLUTION: This hedge trimmer is composed of a first switch lever 31 enforced to a non-acting side by a spring B, a second lever 35 enforced to a non-acting side by a spring D, a pin 7 enforced to a non-acting side by the springs B and D through both of the switch levers 31 and 35 and moving to an acting side in the axial direction by a spring C only when both of the switch levers 31 and 35 are operated to the acting side against the sprigs B and D, clutch teeth 8b and 15b connected by an enforcing force of a spring A only when the pin 7 moves to an acting side and a switch 4 driving a driving motor 3 by becoming 'on' only when the pin 7 moves to the acting side.
Patent JP-2000264625-A (JP)
Title: Production of ammonia and ammonia-synthesizing catalyst
Inventor: JACOBSEN CLAUS J H
IPC: B01J23/882
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To enable the activity for synthesizing ammonia to be enhanced by synthesizing the ammonia from an ammonia-synthesizing gas by bringing the ammonia synthesizing gas into contact with a ternary nitride of a group VIII metal and a group VIB metal under an effective condition for forming the ammonia. SOLUTION: An ammonia-synthesizing gas comprising hydrogen and nitrogen is brought into contact with a ternary nitride compound catalyst of the formula: M'xM"yN (M' is a group VIB metal; M" is a group VIII metal; x and y are each an integer, fraction number or a mixed number, of 1-10) composed of a group VIII metal and a group VIB metal, and optionally a cocatalyst comprising group IA or IIA metal under an effective condition for forming ammonia to synthesize the ammonia. The catalyst is arranged in an ammonia converter as a fixed bed. At the time, the catalyst can be loaded as an oxidized form. The group VIII metal is preferably iron, cobalt or nickel, the group VIB metal is preferably molybdenum, and the cocatalyst is preferably one or more kinds of metals selected from group IA metals, group IIA metals and lanthanide metals.
Patent JP-2001257622-A (JP)
Title: High frequency coupling circuit
Inventor: NAKAMURA HAJIME
IPC: H01P1/15
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide high frequency coupling circuits that bring the insertion loss of a matching circuit to an optimum and minimum value when one of the two high frequency circuits is in operation or both of them are in operation. SOLUTION: The high frequency coupling circuit consists of a matching circuit 31 and a changeover circuit 41, and the changeover circuit 41 changes the operating mode of the matching circuit 31 so as to bring the insertion loss of the matching circuit to an optimum and minimum value when one of the two high frequency circuits is in operation or when both of them are in operation.
Patent JP-2000308060-A (JP)
Title: Method and device for encoding
Inventor: PAUL RAYMOND HIGGINBOTTOM
IPC: H04N19/645
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To execute DWT(discrete wavelet transformation) at a plurality of levels with a small buffer capacity. SOLUTION: In a method and device for encoding digital images into a prescribed resolution level one block by one block by DWT, images are divided into tiles and subjected to the DWT at every tile. Then HH, HL, and LH subband factors are encoded to a bit stream 402 and LL subband factors as subjected to the DWT after a prescribed number of factors is stored. Until the corresponding LL subband factor is encoded to the bit stream 402, processing is recursively executed at every DWT level.