baber/WOPTO huggingface dataset:
Patent JP-2004227619-A (JP)
Title: Manufacturing method of optical recording medium
Inventor: KUBOTA HIDEYUKI
IPC: G11B7/26
Filed: 2003-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of an optical recording medium in which a surface of a laser beam incident side can be smoothed and cleaned, and adhesion between layers formed on a substrate can be improved.  <P>SOLUTION: The manufacturing method of an optical recording medium comprises processes of continuously cleaning a substrate surface and laminating at least recording layers of a phase transition type on the substrate subjected to cleaning processing under high vacuum substrate. 10<SP>-4</SP>Pa or less is desirable for the base degree of vacuum of the process, ion-etching processing is desirable for the cleaning processing.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004224844-A (JP)
Title: Method for producing coke
Inventor: YOSHIDA SHUHEI
IPC: C21B5/00
Filed: 2003-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing coke which maintains its good strength and simultaneously has high reactivity.  <P>SOLUTION: This method for producing the coke is characterized in that the maximum flowability (MF) of compounded coal comprising low carbonation degree coal having an average reflectivity (RO) of <0.9 in a compounding rate of 35 to 65%, high carbonation degree coal having an average reflectivity (RO) of ≥1.2 in a compounding rate of 10 to 30%, and middle carbonation degree coal having an average reflectivity (RO) of ≥0.9 and <1.2 in the remaining compounding rate is a weighted average coal compounding rate (%) value of ≤3.0, when the coal is classified into the low carbonation degree coal, the middle carbonation degree coal and the high carbonation degree coal on the basis of the average reflectivity (RO). It is preferable to add ≤10% of a binder to the compounded coal.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004228807-A (JP)
Title: Broadcast receiver
Inventor: KANZAKI HIDEYUKI
IPC: H04N5/44
Filed: 2003-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital broadcast receiver which allows additional information to be viewed without missing a full-service broadcast program.  <P>SOLUTION: The broadcast receiver 100 for receiving information data and program data includes a decoding unit 104 for playing the received program data, a system control unit 109 for specifying time to start playing and to end of the information data based on an external instruction; an accumulation unit 105 for recording the program data, and an accumulation processing unit 103 for recording the received program data in the accumulation unit 105 from the time point when the play starts. When the play ends, the decoding unit 104 plays the information data and ends the play of the data. In addition, the system control unit 109 causes the decoding unit 104 to interrupt the play of the program data and to resume the play of the program data recorded in the accumulation unit 105 from the recorded portion at the time point when the play of the program data is interrupted.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004226659-A (JP)
Title: Developer replenishment container and sealing member
Inventor: YAMADA YUSUKE
IPC: B65D83/06
Filed: 2003-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a developer replenishment container in which an image forming apparatus and the developer replenishment container are made compact and the cost is reduced and which can meet various capacities from small to large one.  <P>SOLUTION: The developer replenishment container which can be attached/detached to/from the image forming apparatus includes: a container main body which stores developer; a replenishment port which projects from one end of the container main body and supplies developer; a sealing member which is disposed at the leading end of the replenishment port and seals an aperture through which developer is discharged. In the developer replenishment container, the sealing member comprises: a rotating-force receiving part which receives rotating force from the image forming apparatus; a drive transmission part which extends inwards along the internal face of the replenishment port and engages the container main body radially apart from the rotation axis of the container main body in order to transmit rotating force received by the rotating-force receiving part to the container main body.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004224653-A (JP)
Title: Dielectric ceramic and its manufacturing method as well as multilayer ceramic capacitor
Inventor: NAKAMURA TOMOYUKI
IPC: H01G4/30
Filed: 2003-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dielectric ceramic, produced by firing in a reducing atmosphere, excellent in reliability and in capacitance temperature characteristics as well as having a high dielectric constant in making a multilayer ceramic capacitor by using the same even if the dielectric ceramic layer is thinned.  <P>SOLUTION: The dielectric ceramic comprises main ingredients consisting of perovskite-type compounds expressed by ABO<SB>3</SB>containing Ba, Ca and Ti, and added ingredients including Si, R(La or the like) and M(Mn or the like). In 85% or more of crystal particles in number, solid solution of the added ingredients is not carried out in an area covering 90% or more of the cross section surface, with the main ingredients present therein, and with at least Ba, Ca, Ti, Si, R and M contained at 85% or more analysis points among analysis points located in a crystal grain boundary.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004228493-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: KOBAYASHI TAKESHI
IPC: H01L23/12
Filed: 2003-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an easy-to-manufacture, extremely thin and highly reliable semiconductor device.  <P>SOLUTION: The method has: a process for forming a resist pattern to be opened, leaving a lead formation region in a lead frame body surface consisting of a metal plate-like body; a process of forming a groove part of a desired depth, in a region except a lead part by carrying out etching using the resist pattern as a mask; a semiconductor chip mounting process of mounting a semiconductor chip on the lead frame body surface and carrying out electrical connection for the lead part; a resin-encapsulation process of coating the semiconductor chip by covering with sealing resin, an etching process of exposing the sealing resin and the lead part on the same surface; a plating process of projecting the lead part from the sealing resin rear surface by applying plating to the lead part; and a dicing process of dicing to each semiconductor device.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004229692-A (JP)
Title: Sterilized bag
Inventor: KAGAWA SACHIKO
IPC: B65D65/40
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sterilized bag capable of preventing adhesion with heat of surfaces of sealant layers on a base material constituting the inner surface of the bag during the heating/sterilization process of a retort, etc. and the sterilization process with gamma rays after the manufacturing process of the sterilized bag.  <P>SOLUTION: The sterilized bag is made of the base material having at least the sealant layers. In processing the base material having the sealant layers, sterilized paper consisting of a nonwoven fabric made of paper base material such as waterproof paper or melt-spun heat-sealable thermoplastic resin is inserted to manufacture the bag.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004235764-A (JP)
Title: Light receiving amplifier circuit and optical pickup element equipped with same
Inventor: SHIRASAKA YASUYUKI
IPC: G11B7/1275
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate a change of a temperature characteristic in sensitivity of a photodiode PD due to a change in a wavelength in a light receiving amplifier circuit where a signal from the photodiode PD on which there are incident optical signals with plural types of wavelengths such as 780 nm of a CD-R/RW disk and 650 nm of a DVD±R/RW disk.  <P>SOLUTION: A differential amplifier A3 having input resistors Rs31 and Rs32 making the temperature characteristic of sensitivity of PD to be zero at the time of the wavelength of 650 nm, an input voltage dividing resistor Rf31 and a feedback resistor Rf32, and a differential amplifier A4 having input resistors Rs41 and Rs42 making the temperature characteristic to zero at the time of the wavelength of 780 nm, an input voltage dividing resistor Rf41 and a feedback resistor Rf42 are arranged. Output from either amplifier is used in accordance with the two wavelengths. Even if the temperature characteristic of sensitivity of PD changes due to the change of the wavelength, it is canceled by the temperature characteristic of the light receiving amplifier circuit, and the temperature characteristic as the whole optical pickup element 21 can be made zero.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004231090-A (JP)
Title: Monorail used for automobile seat
Inventor: INOUE TAKASHI
IPC: B60N2/06
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To install a seat at an arbitrary position by acquiring smooth rolling properties of auxiliary wheels for the seat and making the seat movable on a floor in the front/rear direction without marking striped compressed traces of the auxiliary wheels on a carpet of the floor.  <P>SOLUTION: This monorail used for an automobile seat extends in the forward and backward directions of the floor 21 between right/left front and rear seats 24, 25 and 26, 27, and is slenderly opened and mounted on the floor 21, and includes a long slide rail 11 and right/left floor finishers 16, 17 having a wide band shape. The long slide rail 11 has a groove-shaped cross section and is capable of moving the seat on the floor 21 in the forward/backward direction to mount the seat at a proper position. The finishers 16, 17 are fixedly mounted on right and left top flanges 12, 13 of the long slide rail 11 and extend along the right and left sides of the long slide rail 11, and laid on the floor 21 over the rolling range of the auxiliary wheels 33, 34 of the seat 28.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004239300-A (JP)
Title: Vacuum heat insulating material, method for manufacturing the same, note type personal computer using the vacuum heat insulating material, and printing device
Inventor: NAKAMA HIROTO
IPC: F16L59/06
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum heat insulating material manufacturing method which is capable of efficiently and collectively manufacturing a large amount of vacuum heat insulating materials and suitable for mass production.  <P>SOLUTION: A plurality of cores 2 separated from each other and disposed on a substantially same plane are covered by a laminate film 5 of gas barrier property, and the inside of the laminate film 5 is evacuated. A multi-core vacuum heat insulating material 18 having a heat-bonded portion 17 on the laminate film 5 located around each core is manufactured so that each of the plurality of cores 2 is located in an independent space. Next, the heat-bonded portion 17 of the laminate film 5 is cut so as to remain the heat-bonded portion of the predetermined width between the core and the heat-bonded portion. Since a desired vacuum heat insulating material is cut off from the multi-core vacuum heat insulating material 18, a large number of vacuum heat insulating materials or plurality of kinds of vacuum heat insulating materials of different size and shape can be manufactured in one evacuation of a vacuum packaging machine, and the vacuum packaging machine can be efficiently operated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004240552-A (JP)
Title: Maximum power point tracking method and device for solar cell
Inventor: DOWA TETSUYA
IPC: G05F1/62
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To attain an MPPT capable of efficiently tracking the maximum power point with a simple circuit.  <P>SOLUTION: A switch is provided between a solar cell and a battery, and the maximum electric power is generated by changing the moments when the switch is turned on and off. More specifically, this MPPT corresponds to a maximum power point tracking control method, and to a so-called step-down type which sets the output voltage of the solar cell to be higher than the battery voltage. In the step-down type, it is required to make setting for the solar cell and the battery so that the voltage of the solar cell will not be lower than the battery voltage even if the amount of solar radiation is reduced. The circuit for the step-down type maximum power point tracking control method can be made comparatively compact as compared with a temperature compensating voltage constant control method, and the step-down type is more efficient as compared with the step-up type.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237502-A (JP)
Title: Ink-jet printer and its maintenance method
Inventor: MIZUNO TORU
IPC: B41J2/165
Filed: 2003-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink-jet printer which can fully suck ink and can fully discharge the air without a wasteful leak of the ink at the time of sucking the ink from a nozzle group of a printing head and discharging the air collected in an ink supply route, and can reduce noise generated by an air supply system, and to provide its maintenance method.  <P>SOLUTION: In the ink-jet printer which has an air discharging means for discharging the air collected in the ink supply route with the use of pressurization air, and an ink suction means for sucking the ink from an inkjet head, the pressurization air is made a high pressure mode at the time of using the air discharging means, and the pressurization air is made a low pressure mode at the time of using the ink suction means. Moreover, a drive time and a rotational frequency of a driving motor for driving an air pump are controlled in accordance with the performance and peripheral temperature of the air pump which generates the pressurization air.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241990-A (JP)
Title: Splitter apparatus
Inventor: YOSHIDA TAKEHIRO
IPC: H04M11/00
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a splitter apparatus for making differences in ADSL communication.  <P>SOLUTION: The splitter apparatus capable of making connection to a telephone line, connection to a port for receiving / outputting a signal of a telephone line frequency band, and connection to a port for receiving / outputting a signal with a frequency band higher than the telephone line frequency band, turns off a communication path in a port for receiving / outputting the signal with the frequency band higher than the telephone line frequency band and thereafter immediately executes the communication from the port for receiving / outputting the signal of the telephone line frequency band when the communication from the port for receiving / outputting the signal of the telephone line frequency band is selected and the communication in the port for receiving / outputting the signal with the frequency band higher than the telephone line frequency band is not performed, and performs no communication from the port for receiving / outputting the signal with the frequency band when the communication in the port for receiving / outputting the signal with the frequency band higher than the telephone line frequency band is performed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003203573-A (JP)
Title: Plasma display panel, method of manufacture and transfer film
Inventor: FUJITANI MORIO
IPC: H01J11/34
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve light emitting luminance and light emitting efficiency in a PDP.  <P>SOLUTION: A front panel 101 is formed by arranging a pair of display electrodes (a first display electrode 103a, and a second display electrode 103b), a dielectric layer 106, and a protective layer 107 in order on an opposed surface of a front glass substrate 102. While, a back panel 111 is formed by arranging an address electrode 113 as a second electrode, a dielectric layer 114, and a barrier rib 115 in order on an opposed surface of a back glass substrate 112, and arranging a phosphor layer 116 between the mutual barrier ribs 115. Two or more recessed parts 108 are formed in respective discharge cells on a surface of the dielectric layer 114. These recessed parts are manufactured by forming a recessed part by performing a die impression on a dielectric precursor layer before or after this transfer when thermally transferring the dielectric precursor layer on the front glass substrate 102 from a transfer film for forming an electrode precursor.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004238773-A (JP)
Title: Surgical gown
Inventor: AOYANAGI TOMOKAZU
IPC: A41D13/12
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surgical gown so designed as to enable a wearer to rapidly put on a sterilized surgical gown during surgery without getting someone's help while keeping the gown in a sterilized condition.  <P>SOLUTION: The surgical gown is worn during surgery, and formed so as to cover the neck, arms and legs, breast and belly parts, back part, waist part and buttocks part, and to be put together at the back center 2. The surgical gown is structured as follows: forming a neck part 4 into a quadrangle shape with no cut lines; passing a rubber string through the back side to have stretchability; and designed so as to make the head of the wearer pass through the neck part from the inner side thereof to be easily wearable.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247427-A (JP)
Title: Method of manufacturing multilayer printed circuit board
Inventor: MORI HIDEO
IPC: H05K3/46
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing multilayer printed circuit board in which dummy lands are provided in order to eliminate, during the stacking process, deterioration of flatness of surface, generation of voids, and fall of bonding force and measures are taken so that the dummy lands are no longer left within a product after the boring by drills are performed to form through-holes.  <P>SOLUTION: For manufacturing of multilayer printed circuit board which is formed by stacking a plurality of substrates where a copper foil pattern is formed on the surface, the dummy lands are formed without contact with the copper foil pattern on the same substrate when the copper foil pattern is formed on the substrate, and allocation and size of the dummy lands are set so that such dummy lands are all eliminated through the boring processes to form the through-holes for connectors provided through the multilayer printed circuit board.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245101-A (JP)
Title: Cylinder block and internal combustion engine
Inventor: NAGAKI TETSURO
IPC: F02F1/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cylinder block that has high rigidity and hardly deforms.  <P>SOLUTION: The cylinder block 1 having a cylinder comprises a crank head 10 having the cylinder 101 and a crankcase 11 for storing a crankshaft in a positional relation where the axial line of the crankshaft crosses the axial line of the cylinder 101 substantially vertically. The crankcase 11 has a shape opening in one side surface direction with respect to the axial line of the cylinder 101. The cylinder block has a high section modulus for the bending and hardly deforms.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004250743-A (JP)
Title: High workability, high strength hot rolled steel sheet having excellent shape-fixability and reduced anisotropy, and production method therefor
Inventor: TAKAHASHI MANABU
IPC: B21B3/00
Filed: 2003-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high workability, high strength hot rolled steel sheet which has satisfactory shape-fixability and reduced anisotropy by defining the texture, r value, ductile anisotropy, components and microstructure of the steel sheet, and to provide a production method therefor.  <P>SOLUTION: The high workability, high strength hot rolled steel sheet consists of a steel containing defined components and having a microstructure where ferrite or bainite occupies as a phase with the maximum volume fraction, the average value of the X-ray random intensity ratios in the group of ä100}<011> to ä223}<110> orientation in the sheet face at least in a 1/2 sheet thickness is ≥2.5, also, the average value of X-ray random intensity ratios in the three crystal orientation of ä554}<225>, ä111}<112> and ä111}<110> is ≤3.5, further, at least one selected from the r value in the rolling direction and the r value in a direction perpendicular to the rolling direction is ≤0.7, and the anisotropy of uniform elongation, ▵uEl is ≤4% and is also less than the anisotropy of local elongation, ▵LE1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004251024-A (JP)
Title: Dangerous object detecting device for construction equipment
Inventor: ISHIYAMA HIROSHI
IPC: E02F9/26
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dangerous object detecting device for construction equipment, which notifies an operator and the dangerous object when the object is detected in a predetermined range from a machine body, and facilitates analysis of an accident cause in the case of an accident, to thereby prevent recurrence of the accident.  <P>SOLUTION: According to the construction equipment, an ultrasonic sensor 17 for detecting the object existing in the predetermined range Z from the machine body, is arranged at a predetermined location of a revolving super structure 12, and a worker 18 carries with him a transponder 19 for responding to radio waves transmitted from the ultrasonic sensor 17. When the worker 18 enters the predetermined range Z, the transponder 19 carried with him responds to the radio waves at a predetermined frequency transmitted from the ultrasonic sensor 17, and transmits radio waves at a specific frequency again. When the ultrasonic sensor 17 receives the radio waves at the specific frequency, it outputs a detection signal. Then a control device 20 outputs an activating signal to an alarm display device 21 to notify the operator and the worker 18 of danger, and records an operating condition of the ultrasonic sensor 17 and a working condition of the construction equipment, in an alarm recording device 22.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004252263-A (JP)
Title: Polarizing plate protecting film, polarizing plate using the same, and liquid crystal display device
Inventor: NAGAYASU KOICHI
IPC: G02B5/30
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polarizing plate protecting film which has a high preservable property under a high temperature and a high humidity, does not peel with lapse of time, and prevents the degree of polarization from degrading, and a polarizing plate and liquid crystal display device using the same.  <P>SOLUTION: The polarizing plate protecting film having at least one layer mainly composed of polylactic acid and its derivative is such that at least one outermost layer of the polarizing plate protecting film is a layer mainly composed of hydrophobic cellulose ester and that the layer mainly composed of the cellulose ester and a polarizer are bonded.  <P>COPYRIGHT: (C)2004,JPO&NCIPI