baber/WOPTO huggingface dataset:
Patent JP-2004012820-A (JP)
Title: Photopolymerization initiator composition and photopolymerizable composition containing the same
Inventor: KAMATA HIROTOSHI
IPC: G03F7/004
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photopolymerizable composition having high resolution and excellent alkali-resistant development and line width stability in an exposed part, and to provide a photopolymerization initiator composition used for the above composition.  <P>SOLUTION: The photopolymerization initiator composition contains a dicarbonyl compound expressed by general formula (1) and a photoradical generating agent (a hexaaryl biimidazole compound and/or an organic borate compound). The photopolymerizable composition contains the above composition.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023114-A (JP)
Title: Method and system for predicting communication traffic
Inventor: KAWANO HIROMICHI
IPC: H04L12/70
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a system for predicting communication traffic in which the problems of conventional multiple regression model and Kalman filter representation model are solved.  <P>SOLUTION: In the method for predicting communication traffic up to k days later by inputting the time series data of the statistic amount of communication traffic being measured every data, month information, and calendar information indicative of the attributes on the calendar at the day of measuring the communication traffic including weekday information into a neural network, necessity of reconsidering a prediction formula due to structural variation of the statistic amount is examined by comparing a predicted value with an achievement value sequentially and statistically, and the structural variation of the statistic amount is followed up by learning prediction parameters if recognition of the prediction formula is required. In such a time series prediction method, long term preservation of the achievement data, and independence and linearity among variables are not required.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019746-A (JP)
Title: Float type drain trap
Inventor: FUKUDA TAKESHI
IPC: F16T1/22
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a float type drain trap where a float and a valve can be simultaneously seated at upper and lower valve ports, respectively.  <P>SOLUTION: An inlet 4, a valve chest 3, and an outlet 11 are formed by a casing comprising a body 1, a lid body 2, and a seat member 9. The upper and lower valve ports 12, 13 on the same upper and lower shafts for allowing the valve chest 3 to communicate with the outlet 11 are provided in the seat member 9. The float 14 for opening and closing the upper valve port 12 is arranged in the upper valve chest 3 of the upper valve port 12, and a valve element 15 for opening and closing the lower valve port 13 is arranged at the side of the upper outlet 11 of the lower valve port 13. The upper end face of an upper guide rod 16 comes into contact with the lower end face of the float 14 at a position where the float 14 is seated at the upper valve port 12 and the valve element 15 is seated at the lower valve port 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018712-A (JP)
Title: Molded article
Inventor: NAKANO HIROSHI
IPC: C08K3/22
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a molded article excellent in mechanical strength, heat resistance, hydrolysis resistance, transparency and moldability inherent in a polycarbonate, and free from an offensive smell even when used as a food container.  <P>SOLUTION: The molded article is obtained by molding a composition containing a polycarbonate (A), 0.1-100 ppm by weight of one or more compounds (B) selected from phthalocyanine blue, cobalt blue and anthraquinone dyes, and 1-200 ppm by weight of a carbonic diester compound. It preferably comprises a food container.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022913-A (JP)
Title: Current limiter
Inventor: SAWADA ATSUSHI
IPC: H01F38/02
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a current limiter in which current limiting is improved by surely saturating a magnetic core.  <P>SOLUTION: In the current limiter, a closed magnetic circuit is formed using permanent magnets 1a and 1b and soft magnetic cores 2a and 2b, the soft magnetic cores 2a and 2b are saturated by the magnetic flux of the permanent magnets 1a and 1b, the soft magnetic cores 2a and 2b are magnetized by a current flowing to a coil 3 so that a magnetizing direction with respect to the magnetic flux of the permanent magnets 1a and 1b are opposed in the soft magnetic core 2a and in the soft magnetic core 2b, and the soft magnetic cores 2a and 2b are inverted by the current flowing to the coil 3 for each half cycle in the case of short-circuiting to limit a short-circuiting current, cross-sectional areas of lengthwise middle portions 22a and 22b in the soft magnetic cores 2a and 2b are made comparatively smaller in comparison with cross-sectional areas of terminal portions 21a, 21b, 23a and 23b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022149-A (JP)
Title: Optical pickup actuator and optical pickup using the same
Inventor: SUGAWARA MASAYOSHI
IPC: G11B7/095
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical pickup actuator which is configured so as to minimize tilt variation, whose characteristics in assembly can be easily adjusted to reduce a workload therefor, whose manufacturing costs can be reduced, and which can be mass-produced in the same quality.  <P>SOLUTION: In the optical pickup actuator 10, a fixing part 20 is provided with grooves 1a, 1b which are disposed at the opposite face side and in which each suspension wire 25 is inserted, damper materials 6a, 6b arranged in the respective grooves 1a, 1b for isolating the vibration of the suspension wires, and a supporting part 5 for fixedly supporting the suspension wires 25. When the movable part 30 moves in the direction of the focus, it moves with inclination at an angle at which the optical axis from the optical lens 11 is almost orthogonal to the optical disk recording surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342730-A (JP)
Title: Method of depositing pzt thin film by chemical vapor growth method
Inventor: KADOKURA HIDEKIMI
IPC: C23C16/40
Filed: 2002-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a raw material system, a feed system and a film deposition method by which a process window wherein a film composition Pb/(Zr+Ti)=1 is opened, and the Zr/Ti ratio can fixedly be held to a prescribed value in CVD (chemical vapor deposition) by a system using a liquid mass flow controller and a carburettor effective for the mass production of a PZT (PbZrO<SB>3</SB>-PbTiO<SB>3</SB>) film, and to deposit the film even at a low temperature of ≤500°C.   <P>SOLUTION: A cyclohexane solution of Pb(dpm)<SB>2</SB>in a high concentration is fed from a raw material vessel 1 to a carburettor 1 through a mass flow controller 1. A crude mixed liquid of Zr(OtBu)<SB>4</SB>and Ti(OtBu)<SB>4</SB>is fed from a raw material vessel 2 to a carburettor 2 through a mass flow controller 2. These gases and gaseous O<SB>2</SB>are mixed with a shower head and are introduced into the surface of a Pt/SiO<SB>2</SB>/Si substrate, and CVD is carried out under 1 Torr at 480°C to deposit a satisfactory PZT film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025034-A (JP)
Title: Air cleaning apparatus
Inventor: TAGUCHI FUMIKAZU
IPC: F24F1/00
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means to suppress or prevent spontaneous oscillation of ionizing lines in an air cleaning apparatus (electric dust collector).  <P>SOLUTION: In an air cleaning apparatus 1 using ionizing lines 2 as a discharge electrode, spontaneous oscillation of the ionizing lines 2 is suppressed by the following method. (1) The ionizing lines 2 are press-welded with an ionization shaft 10 supported as insulated by a frame body 6 so as to increase the characteristic frequency of each fraction unit 11 of the ionizing lines 2 fractioned by the ionization shaft 10. (2) The dust collecting plate 7 or the counter electrode plate 8 in the dust collecting zone 5 is connected to a power feeding part 9 of the frame 6 through a semiconductive resin spacer 12 so that the fluctuation amplitude of pulsating currents from the ionizing lines 2 to the dust collecting plate 7 or the counter electrode pate 8 is reduced by the voltage drop in the semiconductive resin spacer 12. Alternatively, (3) the ionizing line 2 is loosely fitted to a resin pipe 3 having the inner diameter larger than the outer diameter of the ionizing line 2 so that the resin pipe 3 collides against the vibration of the ionizing line 2 and adds impact in the opposite direction to the vibration to suppress the spontaneous oscillation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027013-A (JP)
Title: Adhesive for gas barrier laminate showing excellent adhesive property and laminate film
Inventor: KUTSUNA TAKAAKI
IPC: C09J163/00
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fast-curing adhesive for gas-barrier laminates showing a high gas-barrier property and an excellent adhesiveness to various polymers, paper, metals, etc. and a gas-barrier laminate film using this.  <P>SOLUTION: The adhesive essentially comprising a specific epoxy resin composition and containing a specific additive is useful as the adhesive for laminates for its high gas-barrier property, fast-curing property and high adhesive property to various polymers, paper, metals, etc.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027641-A (JP)
Title: Wall structure
Inventor: TAKAMATSU SUSUMU
IPC: E01F7/04
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To realize a low-cost construction method against the sediment slide of a slope, minimizing natural destruction and traffic obstruction.  <P>SOLUTION: Posts 1 are erected at spaces in the longitudinal direction of a ground surface area to form a wall structure W. The post 1 is formed with a vertically extending lock groove at each side face opposed in the longitudinal direction, and a plurality of bar bodies 2 are vertically laminated between the posts 1, with both ends 21 fitted into the lock grooves of the posts 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004029378-A (JP)
Title: Optical fiber
Inventor: TANAKA MASATOSHI
IPC: G02B6/032
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide optical fiber having narrow pores in which a loss in transmission light is not increased even under a temperature condition lower than 0°C.  <P>SOLUTION: The optical fiber 1 having a plurality of pores 3 expanding in an axial direction around a core 2 is dried at 100°C for 3 hours, and vacuum dried for 15 hours in a vacuum chamber. The optical fiber 1 is brought out from the vacuum chamber after filling dry argon gas in the vacuum chamber, and conventional single mode fiber is joined quickly to both ends of the pores 3 and the both ends are closed. A water content of the pores 3 at this moment is 4.8×10<SP>-3</SP>g or less, and an increase in transmission loss is nearly 0, even when the optical fiber 1 is cooled slowly from 20°C to -20°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004026030-A (JP)
Title: Seat belt warning device
Inventor: TAGUCHI MASAHIRO
IPC: B60N2/90
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seat belt warning device giving no unpleasant feel to a seated person not required to mount a seat belt or a driver due to an alarm issued when the person does not mount the seat belt.  <P>SOLUTION: The driver such as a pregnant woman is not required to mount the seat belt in the state of an indicator lamp 4 being lit on or flashed, and so a manual switch 5 is operated to make an ECU 21 deenergize the indicator lamp 4 via switching means 6 to forcibly stop the light-on or flash of the indicator lamp 4. When the indicator lamp 4 remains lit on or flashed for a preset time unless the driver or an occupant operates the manual switch 5, timer means 7 inputs such information to the ECU 21 and the ECU 21 deenergizes the indicator lamp 4 via the switching means 6 to stop the light-on or flash of the indicator lamp 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028943-A (JP)
Title: Method for cutting cask and canister
Inventor: ASADA KAZUO
IPC: G21C19/32
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve the workability by easily taking out high radioactive materials from a canister in a method for cutting a cask and the canister.  <P>SOLUTION: A bottom part 13 is detachably fixed to the lower end part of a barrel part 12 by a plurality of fastening bolts 16. A upper opening 17 can be closed by a primary lid 14 and a secondary lid 15. Trunnions 18, 19 for hanging are fixed to the outside of the barrel part 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003123091-A (JP)
Title: Image composition system and video game player using the same
Inventor: MORI KAZUHIRO
IPC: A63F13/52
Filed: 2002-06-28
Abstract: PROBLEM TO BE SOLVED: To provide an image composition system for performing depth cueing with a simple constitution. SOLUTION: This image composition system can perform depth queuing. The system is formed to perspectively transform and project a 3-D object represented by a combination of polygons in a virtual 3-D space onto a projection plane in a view-point coordinate system and to calculate color specifying data for each pixel to display an image on a display 18.  The system includes a depth information transforming unit 30 for transforming depth information Z in the view-point coordinate system of each polygon into depth information Z' for the depth queuing to output the depth information Z', a color palette 28 responsive to the color specifying data 300 outputted for each pixel for outputting a color signal as a front-color signal, a depth cueing information setting means 26 for calculating a depth cueing back-color signal 320 for depth cueing depending on a displayed scene, and a color signal calculating means 36 responsive to the depth cueing information Z' for the depth cuing, front-color signal and back-color signal for outputting a depth-cued color signal 350 for each pixel.
Patent JP-2004037486-A (JP)
Title: Image forming apparatus
Inventor: OGASAWARA TADASHI
IPC: G03G15/16
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus where transfer from an image carrier to a recording medium or an intermediate transfer body or transfer from the intermediate transfer body to the recording medium is very efficiently performed by weakening the adhesive force of toner particles to the image carrier in a transfer part.  <P>SOLUTION: The image forming apparatus for forming an image by transferring a toner image from the image carrier 1 moving in a specified moving direction while carrying the toner image to the recording medium and fixing the transferred toner image on the recording medium is provided with a transfer member 5 applying transfer bias while coming into contact with the recording medium 8 passing in a state where it is superposed on the surface of the image carrier 1, and is equipped with a transfer part 40 transferring the toner image carried by the image carrier 1 to the recording medium 8, and a driving part 31 reciprocating the transfer member 5 in the width direction of the image carrier 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037160-A (JP)
Title: Stator structure for revolution detector
Inventor: MIMURA HISAFUMI
IPC: G01D5/245
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To allow a locking claw to endure against a tensile load by inserting the claw into a locking hole of a stator body and inserting a rod-like element into the claw.  <P>SOLUTION: A stator structure for a revolution detector includes the locking claw (9) of an undercover (50) formed integrally with or separately from a ring-like insulating cover (4) and inserted into the locking hole (10) of the stator body (1), and a rod-like element (20) inserted into the claw (9) so that the claw (9) may not separate from the hole (10).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040333-A (JP)
Title: Data file creating method
Inventor: MATSUI YOSHINORI
IPC: G11B20/12
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means for optimizing the field length of a table for recording the size of an image frame or a slice.  <P>SOLUTION: An image data analyzer 103 records the frame size of inputted image data 1a in a memory 104, and a header creator 105 determines the size of a data field for recording the frame size to create a header, based on a maximum value of the frame sizes stored in the memory 104. The method comprises acquiring digital data of images, sounds, texts and the like; obtaining the maximum data size of unit data forming the digital data; determining the field length for recording the data size of each unit data, based on the obtained maximum data size; forming a flag, showing the number of the unit data and the field length and a table of the recorded data size of each unit data with the file length; and forming a data file of header data and digital data multiplexed with each other, including the formed table.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039793-A (JP)
Title: Wiring board and method of manufacturing the same
Inventor: OZAKI TOSHISUKE
IPC: H05K3/46
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To increase a degree of freedom in design, to increase wiring density, and to shorten a production lead time.  <P>SOLUTION: A resin board 1 having copper foils 2 and 3 on both faces is formed with a hole 4. Silver paste 5 which is produced such that silver particles formed with radial protrusions are mixed and dispersed in a binder formed of epoxy resin fills in the hole 4 and then is temporarily cured. On the copper foils 2 and 3 and the silver paste 5, copper plating films 6 are formed. The copper foils 2 and 3 and the copper plating film 6 are selectively etched to form an interconnection layer 7, thus forming a wiring base material 8. A second resin plate 11 is pasted with dry films on both faces, and is formed with a hole 15. A silver paste 16 is applied in the hole 15 and then is temporarily cured. Then, the dry films are removed, thus forming a connection base material 17. The wiring base materials 8 and the connection base materials 17 are alternately stacked, and a stacked body of the wiring base materials 8 and connection base materials 17 is pressurized and heated from both sides for thermocompression-bonding the wiring base materials 8 and the connection base materials 17.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034099-A (JP)
Title: Solder and packaged product using the same
Inventor: FUNAYA TAKUO
IPC: B23K35/26
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lead-free solder of the workability, working condition, and soldering reliability equivalent to those of a conventional Sn-37 wt.% Pb eutectic solder, and a package product using the solder.  <P>SOLUTION: In the solder having a composition consisting of, by weight, 7-10% zinc, ≤ 6% bismuth, ≤ 0.1% silver and the balance tin, the solidus temperature is not lower than the melting point of Sn-37 wt.% Pb eutectic solder, and the difference between the liquidus temperature and the melting point of the Sn-37 wt.% Pb eutectic solder is around 10-20°C. Therefore, an electronic component can be mounted by using the same reflow furnace as that when using the conventional Sn-37 wt.% Pb eutectic solder. Silver improves the tensile strength, and suppresses generation of undesirable intermetallic compounds. As a result, a package product of more excellent mechanical strength and higher soldering reliability than those of a package product using Sn-37 wt.% Pb eutectic solder is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004002253-A (JP)
Title: Face mask
Inventor: NAKAMURA KENJI
IPC: A61Q19/00
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a face mask which does not form wrinkles, when folded, can uniformly be impregnated with a highly viscous skin lotion, well fits to the face, when used, and can prevent stickiness to hands and the staining of clothes.  <P>SOLUTION: This face mask is characterized in that a cellulosic non-woven fabric having a density of 0.05 to 0.1 g/cm<SP>3</SP>and a basis weight of 30 to 80 g/m<SP>2</SP>and a synthetic fiber non-woven fabric having a density of 0.09 to 0.2 g/cm<SP>3</SP>and a basis weight of 15 to 40 g/m<SP>2</SP>are bound to each other as the substrate of the face mask.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035513-A (JP)
Title: Fluoride compound and water-repelling agent
Inventor: SATO TOMOE
IPC: C07C69/63
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fluorine compound and a water-repelling agent which exhibit each excellent water repellency over a long period and are each soluble in a lower alcohol or a hydrocarbon solvent having low toxicity.  <P>SOLUTION: The fluorine compound is represented by the general formula: R<SP>1</SP>CH(COOR<SP>2</SP>)CH<SB>2</SB>COOR<SP>3</SP>(wherein R<SP>1</SP>is an aliphatic alkyl group, an aliphatic alkenyl group or hydrogen; R<SP>2</SP>and R<SP>3</SP>are each a fluoroalkyl group, a fluoroalkenyl group, a fluoropolyether group or hydrogen). The water-repelling agent comprises the fluorine compound.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043847-A (JP)
Title: Thin-film forming method and apparatus
Inventor: WADA KATSUHITO
IPC: C23C16/44
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin-film forming method which removes deposits of a reaction product on an electrode in a short period of time, without stopping a manufacturing process, can improve a manufacturing efficiency and form a film of high quality, and to provide an apparatus therefor.  <P>SOLUTION: In the thin-film forming apparatus provided with a vacuum treatment chamber 1 having an exhaust line 3, a substrate holder for arranging a substrate in a predetermined position in the vacuum treatment chamber, a pair of electrodes consisting of a high-frequency electrode 5 and a ground electrode 4, a gas introduction pipe 2 for introducing a predetermined film-forming gas and a hydrogen gas into a vacuum treatment chamber, and a high-frequency voltage application means, this apparatus comprises a thermal catalyst body 6 for generating active species of a hydrogen gas during cleaning treatment, and a vacuum introducing device 7 installed on the side wall of the above vacuum treatment chamber for moving the thermal catalyst body to a region of forming discharge plasma during cleaning treatment, and to a predetermined position outside the region of forming discharge plasma during thin-film formation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045660-A (JP)
Title: Microcapsule toner, color image forming method and apparatus using the toner
Inventor: KAWADA KAZUMASA
IPC: G03G15/08
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new color image forming apparatus and method using microcapsules which are breakable with external stimuli.  <P>SOLUTION: In the color image forming apparatus and method, reactive substances that are mixed with each other to perform coloring reaction are dispersed inside and outside the microcapsules. The walls of the specific ones of the microcapsules are broken by applying predetermined ultrasonic stimuli corresponding to color component information, thereby causing the reacting substances to diffuse and mix with each other to perform a coloring reaction and hence print processing. The conditions for breaking the walls of the microcapsules vary in every small-diameter microcapsule containing coloring components which causes color development, or are determined depending upon the outer shapes, materials, thickness, etc., of the capsule walls.  <P>COPYRIGHT: (C)2004,JPO