baber/WOPTO huggingface dataset:
Patent JP-2004057055-A (JP)
Title: Method for preventing contamination of nucleic acid, embedded primer used in the method and kit with the primer
Inventor: HASHIMOTO KOJI
IPC: C12N15/09
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for preventing the occurrence of a contamination with an impure nucleic acid in a nucleic acid-elongating reaction.  <P>SOLUTION: This method for preventing the contamination of the nucleic acid is characterized by having the steps of (1) making a nuclease and an embedded primer comprising an embedding agent and a primer embedded in the embedding agent to exist in a reaction system for carrying out an elongation reaction, (2) maintaining the reaction system described in (1) under conditions for suitably degrading the nucleic acid with the nuclease, (3) enhancing the temperature of the reaction system to inactivate the nuclease, after the maintenance of (2), and maintaining the system under conditions for allowing the primer to flow from the embedded primer, and (4) maintaining the reaction system described in (3) under conditions for giving the suitable elongation reaction, after the maintenance of (3), in the method for using a template nucleic acid and the primer in the presence of a polymerase to elongate the nucleic acid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004060240-A (JP)
Title: Door panel
Inventor: INAOKA KOICHI
IPC: E06B3/74
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door panel in which a size can be adjusted in conformity with the place of a construction site and which can be used conveniently for reconstruction.  <P>SOLUTION: The door panel is composed of a pair of stiles 1 arranged so that the left and the right are opposed, a panel board 3 which is arranged between the pair of stiles 1 and in which left-right edges are fitted into the fitting grooves 2 of the stiles 1, a sash bar member 4 built between the left-right stiles 1 along the rear of the panel board 3 and connecting fittings 5 disposed at both ends in the longitudinal direction of the sash bar member 4 and connecting both ends of the sash bar member 4 and the stiles 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004063768-A (JP)
Title: Thermoelectric material and its manufacturing method
Inventor: TOMIYOSHI SHOICHI
IPC: H01L35/34
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Bi-Te-based thermoelectric material which is improved in mechanical strength or performance index to be usable as a Peltier element or a thermoelectric transfer element, and also to provide a method of manufacturing the same.  <P>SOLUTION: A material which is mainly formed of Bi<SB>2</SB>Te<SB>3</SB>is melted. After growing crystals of the material, added elements segregated/deposited in crystal grain boundaries are diffused within crystal grains by a heat treatment to remarkably improve the performance index. By raising the pull-up speed, the average grain diameter of the crystals is set to at least 0.1 mm and less than 3 mm to increase the mechanical strength.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003146674-A (JP)
Title: Press molding apparatus and method for manufacturing glass optical element
Inventor: SUGAWARA KISHIO
IPC: C03B11/00
Filed: 2002-07-29
Abstract: PROBLEM TO BE SOLVED: To provide a press molding apparatus which are capable of promoting the heating and the thermal uniformization of a mold and to provide a method for manufacturing a glass optical element. SOLUTION: The press molding apparatus is provided with a pressing mold including an upper mold 102 and a lower mold 104, and induction heating coils 114, 116 to induction-heat them, respectively. A large number of hole parts 130 and/or notches are formed at the upper mold 102 and/or the lower mold 104 for promoting heating during high-frequency induction heating. A heating promotion effect in the hole parts 130 improves the temperature elevation rate of the upper mold 102 and the lower mold 104. The thermal uniformity of the pressing mold is enabled by forming the hole parts 130 and the notches in regions comparatively hard to be heated in the upper mold 102 and the lower mold 104.
Patent JP-2004062539-A (JP)
Title: Order and delivery system for which real store and virtual shopping mall are combined, order and delivery method and order and delivery program
Inventor: SATO KIYOSHI
IPC: G06Q20/02
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate the restriction of time to receive merchandise, anxiety at the time of purchasing the merchandise, the preparation of a convenient parking place and the labor of carrying the merchandise.  <P>SOLUTION: An order and delivery system comprises: a network 100; a reception center terminal 20 for transmitting store information and merchandise information, receiving order information and ordering person information, generating order identification information and possible delivery date information and the order identification information; a user terminal 10 for accessing a virtual shopping mall opened on the network 100, displaying the store information and the merchandise information on a screen, selecting the merchandise to be ordered, transmitting the order information and the ordering person information to the reception center terminal 20 and transmitting the order identification information and the possible reception date information; a merchandise delivery center terminal 30 provided in a merchandise delivery center for collating the order identification information and delivering the merchandise to an ordering person in exchange with the charge of the merchandise; and a store terminal 40 for receiving the order identification information and the possible reception date information and reporting the delivery of the merchandise to the merchandise delivery center.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004057962-A (JP)
Title: Magnetic treatment apparatus
Inventor: IWAKI YASUTO
IPC: C02F5/00
Filed: 2002-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic treatment apparatus constituted so that magnetic force acts efficiently on a liquid flowing through a conduit and the aging of a magnet is prevented to the utmost to achieve magnetic treatment over a long period of time.  <P>SOLUTION: The magnetic treatment apparatus is equipped with a magnet holder 2 detachably attached to the outer peripheral part of a conduit 8 and a magnet 6 housed in the magnet holder 2. A magnet housing space S1 for housing a plurality of the magnets 6 in a waterproof state along the outer peripheral part of the conduit 8 is provided to the magnet holder 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004058605-A (JP)
Title: Printed matter and its manufacturing method
Inventor: INOUE MITSUO
IPC: B42D15/10
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide printed matter which can be excellently identified by even visually handicapped people.  <P>SOLUTION: The printed matter is equipped with an identification mark and an optically varying element placed at predetermined positions. Thus when the matter is tactually identified, identifiability is improved by the difference in feels between the surface layer of the identification mark and the surface layer of the optically varying element.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067520-A (JP)
Title: Method for producing 4,4'-biphenol
Inventor: HIGO ATSUSHI
IPC: C07C37/50
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing 4,4'-biphenol with a low metal content.  <P>SOLUTION: The method for producing the 4,4'-biphenol comprises steps (a) to (c). A step (a) of subjecting alkyl-4,4'-biphenols represented by formula (2) (wherein, T<SB>1</SB>and T<SB>2</SB>are each an alkyl; m and n are each 0-2; and the sum of m and n is 1-4) to a dealkylating reaction and providing a reaction liquid containing the 4,4'-biphenol, a step (b) of mixing one group of solvent selected from (i) to (iv) with water and the reaction liquid obtained in step (a) and depositing the 4,4'-biphenol and a step (c) of separating the 4,4'-biphenol deposited in the step (b). In the process, (i) is any one kind of an aliphatic hydrocarbon solvent and an aliphatic ketone solvent and (ii) is a solvent selected from an aromatic hydrocarbon solvent. (iii) is a mixed solvent of any one kind of the aliphatic hydrocarbon solvent and the aliphatic ketone solvent with a phenol compound and (iv) is a mixed solvent of the aromatic hydrocarbon solvent with the phenol compound.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066495-A (JP)
Title: Driving method of liquid ejection head and liquid ejection head
Inventor: RI KINZAN
IPC: B41J2/14
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a driving method of a liquid ejection head in which difference in the displacement of a diaphragm between the initial state and the state after a long term of use can be suppressed over a long term, and to provide a liquid ejection head.  <P>SOLUTION: In the driving method of a liquid ejection head comprising a channel forming substrate 10 in which a pressure generating chamber 12 communicating with a nozzle opening 21 is formed, a lower electrode provided on one side of the channel forming substrate 10 through a diaphragm, and a piezoelectric element 300 consisting of a piezoelectric layer and an upper electrode, difference in the displacement of the diaphragm between the initial state and the state after a long term of use can be suppressed over a long term by driving the piezoelectric element 300 on condition that a driving field having an electric field strength of 300 kV/cm or above is generated in the piezoelectric layer. Consequently, uniform liquid ejection characteristics can be sustained over a long term.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004071678-A (JP)
Title: Manufacturing method of distributed feedback semiconductor laser
Inventor: NAKAYAMA HISASHI
IPC: H01S5/12
Filed: 2002-08-02
Abstract: <P>PROBLEM TO BE SOLVED: To make wider a temperature range for single wavelength oscillation as compared with before.  <P>SOLUTION: When a diffraction grating 103 made of the semiconductor mixed crystal of InAsP and an active layer 105 made of that of InGaAsP are sequentially formed on an InP substrate 101 where a plurality of grooves 102 are formed while temperature rises in a mixed gas containing AsH<SB>3</SB>and PH<SB>3</SB>, a PH<SB>3</SB>partial pressure in the formation of the InAsP semiconductor mixed crystal becomes larger than that in the formation of the InGaAsP semiconductor mixed crystal, thus making large the size of the InAsP diffraction grating. As a result, the active layer can approach the diffraction grating for setting without losing planarity in the active layer, thus making large the coupling coefficient of light in the active layer and diffraction grating, and hence widening the temperature range for signal wavelength oscillation as compared with before.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067125-A (JP)
Title: Gripper pair, gripper, and bottle container transfer system
Inventor: HIRABAYASHI MASASHI
IPC: B67C7/00
Filed: 2002-08-02
Abstract: <P>PROBLEM TO BE SOLVED: To grip bottle containers stably and transfer the bottle containers smoothly.  <P>SOLUTION: A first gripper 14 and a second gripper 74 jointly grip upper and lower parts of a flange Pr of a PET bottle P. The first gripper 14 has first upper gripping portions 22a, 32a that grip 60% of the circumference length of the upper part of the flange Pr, while the second gripper 74 has second upper gripping portions 82a, 92a that cover 20% of the circumference length of the upper part of the flange Pr. The first gripper 14 also has first lower gripping portions 22b, 32b that grip 20% of the circumference length of the lower part of the flange Pr, while the second gripper 74 also has second lower gripping portions 82b, 92b that cover 60% of the circumference length of the lower part of the flange Pr. As a result, the first gripper 14 and the second gripper 74 grip the PET bottle P stably while not coming in contacting with each other, and transfer the bottle P smoothly.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004068348-A (JP)
Title: Privately owned water supply system
Inventor: YAMAMOTO MASAHIKO
IPC: C02F9/00
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a privately owned water supply system effectively using an existing water supply plant, and improving the shortage of water which is being chronic.  <P>SOLUTION: In this privately owned water supply system, a first water supply tank installed in the vicinity of a demander of an existing first tap water supply line for supplying water is supplied with treated water treated in a water supply line taking underground water, a lake, a river or rainwater as a water source, and the treated water is supplied as water in the case of emergency to the demander from the first water supply tank. A second tap water supply line is installed from the upstream of the first water supply tank to the demander, and water is supplied as drinking water from the second tap water supply line to the demander. Thus, this system is useful not only for effectively using a water source but also for remarkably reducing tap water as drinking water.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004072860-A (JP)
Title: Insulating film peeling apparatus for straight angle wire
Inventor: MATSUMOTO KEIJI
IPC: H02G1/12
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an insulating film peeling device for a straight angle wire capable of conducting peeling with simple work in a short period of time at a high speed without having an adverse effect onto environment or a human body, and completely peeling films on a chamfered portion even in the flat surface of which the cross section is chamfered.  <P>SOLUTION: This peeling apparatus is provided with one or a plurality of spraying devices 2, and peels the insulating films 101 on the straight angle wire 100 by spraying a particulate abrasive material over a surface of the straight angle wire 100 from the spraying device. Preferably, the peeling apparatus is provided with the first and the second spraying devices 2, and the first spraying device 2 sprays the particulate abrasive material over the two adjacent surfaces among four circumferential surfaces of the straight wire 100, and the second spraying device 2 sprays the particulate abrasive material over the other two adjacent surfaces.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003270628-A (JP)
Title: Transflective liquid crystal device and electronic device using the same
Inventor: OZAWA KINYA
IPC: G02F1/1343
Filed: 2002-08-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a constitution which gives display of high quality regardless of disorder of orientation of liquid crystal molecules in a boundary portion between a transmissive display region and a reflective display region in a multi- gap type liquid crystal device and an electronic device using the same.  <P>SOLUTION: A liquid crystal device 1 includes a transparent first substrate 10 with a first transparent electrode 11 formed on the surface thereof, a transparent second substrate 20 with a second transparent electrode 21 formed thereon, and a liquid crystal layer 50. A light reflecting layer 4 defining a reflective display region 31 and a transmissive display region 32 is formed on each pixel region. A layer-thickness adjusting layer 6 where a region corresponding to the transmissive display region 32 constitutes an opening 61 is formed on the upper layer side of the light reflecting layer 4. In the layer-thickness adjusting layer 6, the boundary portion between the reflective display region 31 and the transmissive display region 32 constitutes an inclined surface 60, and a light shielding film 9 is two-dimensionally superimposed on the boundary portion.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004072514-A (JP)
Title: Receiver
Inventor: ITO SHIGEHIRO
IPC: G07B15/00
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a receiver capable of accurately adjusting the duty cycle of a detected square wave to a prescribed value, for example, 50%.  <P>SOLUTION: This receiver is provided with a logarithmic amplifier 1 logarithmically weights and amplifies a high frequency signal subjected to ASK modulation, a detection circuit 2 for carrying out envelope detection of the amplified signal, and a waveform shaping circuit 3 performs wave shaping from a detection signal outputted from the detection circuit 2 into a square wave. The waveform shaping circuit 3 has a switch transistor TR in which power supply voltage is applied to the collector through a power supply resistor R and a square wave is outputted from the collector. In the waveform shaping circuit 3, a switching circuit 5 that is switched on/off at an inherent threshold level is connected to the collector of the switch transistor TR and the collector of the switch transistor TR is grounded through a capacitive element 4b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004072044-A (JP)
Title: Method for manufacturing gan semiconductor light emitting device
Inventor: UEDA YOSHIHIRO
IPC: H01S5/343
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a reliable GaN semiconductor light emitting device having a high manufacturing yield.  <P>SOLUTION: The method for manufacturing the GaN semiconductor light emitting device comprises the steps of: forming a n-type GaN semiconductor layer, an active layer, and a p-type GaN semiconductor layer having a thickness of 0.05 to 1μm in these order on a wafer; growing vapor-phase on the n-type GaN semiconductor layer at a wafer temperature of 1,100°C or higher; and growing vapor-phase on the p-type GaN semiconductor layer at a wafer temperature of less than 1,100°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075543-A (JP)
Title: Royal jelly extract, method for producing the same, and estrogen-deficient disease medicine and food preparation containing the same
Inventor: SUZUKI KAZUMICHI
IPC: A61K35/644
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a royal jelly extract which can exhibit an excellent estrogen-like action, to provide a method for producing the same, to provide an estrogen-deficient disease medicine containing the same, and to provide a food preparation containing the same.  <P>SOLUTION: This royal jelly extract is characterized by containing a substance exhibiting affinity with an estrogen receptor, namely a sterol compound, a steroid compound or a saccharide, in an amount of ≥1 wt. %. The method for producing the royal jelly extract comprises adding a royal jelly raw material to a separation carrier or resin or to an estrogen receptor-bound affinity carrier and then fractionating the extract. The estrogen-deficient disease medicine contains the royal jelly extract. The food preparation contains the royal jelly extract.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004076607-A (JP)
Title: Internal combustion engine capable of re-burning air-fuel mixture at misfiring, and control method of internal combustion engine
Inventor: NAKADA KOICHI
IPC: F02D13/02
Filed: 2002-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a variety of adverse effects caused by misfire of an internal combustion engine.  <P>SOLUTION: When misfire occurs, emission of air-fuel mixture from a misfiring combustion chamber is controlled or stopped. By doing so, air-fuel mixture remaining in the combustion chamber can be burned in the next cycle, and exhausted after power generation. As a result, this can prevent adverse effects, such as deterioration of fuel consumption rate, increase in emission of air pollutants, and deterioration of purifying catalysts. Also, the air-fuel mixture exhausted from the misfiring combustion chamber can be returned to other combustion chambers and burned.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074877-A (JP)
Title: Out-flow air amount calculating device of brake booster and cylinder intake air amount calculating device for engine
Inventor: IWASAKI TETSUYA
IPC: F02D45/00
Filed: 2002-08-13
Abstract: <P>PROBLEM TO BE SOLVED: To precisely calculate an out-flow air amount into a manifold part of an engine intake air system from a brake booster.  <P>SOLUTION: The device detects brake negative pressure and negative pressure in an intake manifold, and discriminates the case of the choke state of the air out-flow from the case of the non-choke state of the air out-flow when there is the air out-flow from the brake booster to the manifold. The out-flow amount of the air QBMV is calculated using the minimum sectional area of a passage connecting the manifold with the booster and an air temperature (it can be substituted by an intake air temperature) in the booster or the like in respective cases.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004078410-A (JP)
Title: Recording device and method, recording medium and program
Inventor: URUSHIBARA TOSHICHIKA
IPC: G11B20/12
Filed: 2002-08-13
Abstract: <P>PROBLEM TO BE SOLVED: To record a data file according to a file allocation table (FAT) system irrespective of the capacity of an information recording medium.  <P>SOLUTION: In a step S1, FAT blocks corresponding to a size to the capacity of a synchronous dynamic random access memory (SDRAM) for the FAT blocks are copied in the SDRAM for the FAT blocks in order from the head side out of the FATs recorded in the information recording medium. In a step S2, block numbers are recorded in control data generated corresponding to the FAT blocks of the SDRAM for the FAT blocks. In a step S3, the number of free clusters are counted. In the case there are the free clusters, the number and total capacity of the free clusters are recorded in a step S5, the cluster address of the first free cluster is recorded in a step S6, and a loading approval/disapproval flag set to approval is recorded in a step S7. This device is applicable to a video camera.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074506-A (JP)
Title: Sheet for inkjet recording
Inventor: TAKASHIMA MASANOBU
IPC: B41M5/52
Filed: 2002-08-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet for inkjet recording capable of keeping ozone resistance of a formed image for a long time, and obtaining an image with a high gloss and a high density.  <P>SOLUTION: The sheet for inkjet recording has a coloring material receiving layer on a substrate. The coloring material receiving layer comprises a cationic polymer with at least either one of primary, secondary and tertiary amino groups, and a compound represented by general formula (1) (wherein R<SP>1</SP>is an alkenyl group or an alkynyl group; R<SP>2</SP>is a hydrogen atom, an aliphatic group, an aromatic group, -OR<SP>4</SP>or a halogen atom; and R<SP>3</SP>is a hydrogen atom, CO<SB>2</SB>R<SP>5</SP>, CONR<SP>6</SP>R<SP>7</SP>, SO<SB>3</SB>R<SP>8</SP>, PO(OR<SP>9</SP>)<SB>2</SB>, an aliphatic group, an aromatic group or NR<SP>10</SP>R<SP>11</SP>).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004077685-A (JP)
Title: Fiber sheet and method of manufacturing the same
Inventor: ARIMA TADAO
IPC: G02B6/36
Filed: 2002-08-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fiber sheet which suppresses an increase in loss of optical fibers caused by an external force or bending.  <P>SOLUTION: The fiber sheet includes a first resin sheet having an adhesive layer on one side, first and second optical fibers which are laid on the adhesive layer of the first resin sheet and cross each other, and a plurality of spacers scattered on the adhesive layer of the first resin sheet. Furthermore, the fiber sheet includes a second resin sheet which is covered on the first resin sheet so as to hold the first and second optical fibers and spacers between them. Preferably, each spacer is a spherical spacer.  <P>COPYRIGHT: (C)2004,JPO