baber/WOPTO huggingface dataset:
Patent JP-2003295598-A (JP)
Title: Image forming apparatus
Inventor: SHIDA MASANORI
IPC: G03G15/08
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To realize the accurate control of the toner concentration of developer.  <P>SOLUTION: In the image forming apparatus equipped with an electrifying device to electrify a photoreceptor drum by a magnetic brush, the variation of a control voltage value for adjusting the detection signal of a toner concentration sensor to the number of image forming times is made to differ for each environment so as to solve a problem that the amount of magnetic particles intruded in a developing device is different according to the environment.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291208-A (JP)
Title: Method for manufacturing hollow resin molding
Inventor: ISHIMARU YOICHI
IPC: B29L22/00
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a hollow resin molding which can manufacture a molding having excellent gas barrier properties by simple steps.  <P>SOLUTION: The method for manufacturing the hollow resin molding comprises the steps of: bringing one end of a flatting core 30 mounted at a distal end of a conveying arm 62 into contact with an extrusion die 42, and extruding a resin from an annular extrusion port provided at the die 42 to the periphery of the core 30. Thus, a cylindrical preform 14 is extrusion molded, and the core 30 is disposed in the preform. The method further comprises the steps of: retracting the arm 62, setting the preform 14 and the core 30 in a press 50, closing an end of the preform 14 by press forming, and forming the resin molding having the flatting core 30 at an inside of the outer wall formed from the preform 14 itself. The core 30 is vanished from the molding to obtain the hollow resin molding.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003303993-A (JP)
Title: Method for manufacturing gallium nitride-based compound semiconductor device, and light-emitting device
Inventor: SAKAI SHIRO
IPC: H01L33/32
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To arbitrarily control light emission peak wavelength, in a light- emitting element which uses GaN.  <P>SOLUTION: A light-emitting element is configured, by successively laminating an n-type GaN layer 12, an InGaN light-emitting layer 16, a p-type GaN layer 20, a p-type electrode 22, and an n-type electrode 24 on a substrate 10. Then, metallic films or grooves are formed discontinuously on the back face of the substrate 10, and temperature distribution is formed within the face of the substrate 10 at heating of the substrate by a heater from the back side of the substrate. Thus, growth temperature distribution is generated, when an InGaN light-emitting layer 16 is grown in accordance with the temperature distribution of the substrate 10, and In composition is made small in a part whose temperature is high, and In composition is made large in the part whose temperature is low so that light emission peak wavelength can be changed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302722-A (JP)
Title: Heat-developable photosensitive material and processing method therefor
Inventor: SAKATA HIDEAKI
IPC: G03C1/76
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat-developable photosensitive material ensuring high maximum density (D<SB>max</SB>) and low minimum density (D<SB>min</SB>), giving a high contrast image and excellent in physical properties of a film and to provide a processing method therefor.  <P>SOLUTION: In the heat-developable photosensitive material having on a support a photosensitive layer comprising an organic silver salt, a silver halide, a developer, a contrast enhancer and a binder and at least one protective layer adjacent to the photosensitive layer, at least one binder is comprised in both the layers. The at least one binder is preferably selected from epoxy resins, phenolic resins, polyurethane resins, polyimide resins and polyol resins. In the processing method, the heat-developable photosensitive material is heated at 100-130°C for 5-50 sec.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300256-A (JP)
Title: Frp spring and manufacturing method therefor
Inventor: HIRUKAWA MASAO
IPC: B29C70/06
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coil spring made of a fiber reinforced plastic subjected to braiding treatment using a braider, and a manufacturing method therefor.  <P>SOLUTION: Braided yarns of which the braiding angle is ±θ° with respect to an axial line and central yarns of which the angle is 0° with respect to the axial line are selectively combined to compose a braided layer and a plurality of the braided layers are laminated to manufacture a braid structure being an FRP structure. The manufacturing method for an FRP spring comprises a braiding process 11 for setting reinforcing fibers preliminarily impregnated with a resin to a braider BR and weaving the braid structure 10 by braiding, a lapping process for continuously winding a heat-shrinkable tape 13 around the braid structure while weaving the braid structure and a coil molding process for spirally winding the lapped braid structure 14 and curing the wound braid structure to mold the same into a coil-like spring structure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003299468-A (JP)
Title: Stabilizer for milk beverage and milk beverage containing the same
Inventor: NISHIMURA KAZUHIKO
IPC: A23L2/62
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stabilizer which is used for milk beverages, prevents white suspended substances in the milk beverages, and does not affect flavors, to provide a milk beverage containing the stabilizer, to provide a method for stabilizing the milk beverage, and to provide a method for preventing the white suspended substances.  <P>SOLUTION: This stabilizer for the milk beverages is characterized by containing lactoferrin and an emulsifier. The milk beverage contains the stabilizer for the milk beverages.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003303629-A (JP)
Title: Dye sensitizing solar cell
Inventor: TOMITA TAKASHI
IPC: H01L31/04
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dye sensitizing solar cell that is superior in conversion efficiency.  <P>SOLUTION: This is a dye sensitizing solar cell that comprises a light absorption layer 3 made of a light absorbing particle carrying a dye and an electrolyte layer 5 between an electrode 2 and an opposite electrode 6 formed on the surface of a transparent substrate 1. A light scattering particle 4 having a different particle size from the above light absorbing particle is contained in the above light absorption layer 3. The dye sensitizing solar cell constructed in this manner can absorb much of the energy of light, which was transmitting through the light absorption layer in the conventional structure, in the dyes in the light absorption layer, thereby, conversion efficiency can be improved and the output current of the dye sensitizing solar cell can be improved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302597-A (JP)
Title: Image display device
Inventor: TAKAHASHI KOICHI
IPC: G02B27/02
Filed: 2002-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display device whose illumination optical system is simplified in constitution and which is made small-sized and enables a high- contrast image to be observed.  <P>SOLUTION: The image display device is equipped with a reflection type display element 5 and an ocular optical system 2 and in the optical path from the reflection type display element 5 to an exit pupil 1 of the ocular optical system 2, a light guide plate 4 is arranged to internally guide illumination light introduced from a light source 7 arranged at a peripheral part, emit the illumination light toward the reflection type display element 5, and transmit display light from the reflection type display element 5. Here, the retardation quantity of the medium of the light guide plate 4 in display light transmission is R<SB>1</SB>= d(n<SB>e</SB>-n<SB>o</SB>) (where n<SB>e</SB>is the extraordinary light beam refractive index of the medium, n<SB>o</SB>is the ordinary light beam refractive index, and (d) is the thickness of the medium) and the retardation quantity R<SB>1</SB>of the medium per d=10 mm is ≤60 nm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302077-A (JP)
Title: Humidifier
Inventor: WATANABE TOSHIAKI
IPC: F24F6/00
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To make the whole of an evaporating filter contribute to humidification and to improve humidification efficiency by rotating the evaporating filter and by having its both ends soaked in water in a water tank alternately.  <P>SOLUTION: In this humidifier where dry air in a room sucked by a blower 10 through an inlet 12 is made pass a heater provided in an air trunk and heated and then, made to pass the evaporating filter 15 impregnated with water in the water tank 16 and blown out through an outlet 13, the evaporating filter 15 is made rotatable and stopped in the state where its one lower end sinks in the water of the water tank 16, in the state where it is held almost in parallel with the water level, and in the state where the other lower end sinks in the water, respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003305376-A (JP)
Title: Crusher
Inventor: TAZAWA TATSUO
IPC: B02C13/06
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crusher generating no damage to a hitting plate even if metal lumps get mixed in incineration ash and metal lumps get mixed in molten slag.  <P>SOLUTION: This crusher is equipped with a rotor 19 rotated centering around a drive shaft, the hitting plate 21 the base end of which is inserted into a recessed part 2 formed to the rotor 19 and a fixed plate 22 arranged around the rotor 19 so as to leave an interval with respect to the leading end part 21c of the hitting plate 21. The crusher has a slip-off preventing holding part of the hitting plate 21 formed to the recessed part 20 of the rotor 19 and incineration ash is crushed by the hitting plate 21 while rotating the rotor 19. A plate-shaped thick head 21a is formed to the end part on the base end side of the hitting plate 21 and slip-off preventing holding parts 20a and 20b are formed so as to be positioned on both obverse and reverse surfaces at the root part 21d of the hitting plate 21 and the shapes thereof are each formed into a curved shape to enable the shaking on the leading end side of the hitting plate 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307154-A (JP)
Title: Piston ring
Inventor: MURAMATSU AKIRA
IPC: F02F5/00
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piston ring having a high preventive effect on aluminum agglutination and excellent in the durability.  <P>SOLUTION: The piston ring for an internal-combustion engine is structured so that at least one of its side faces is provided with a resin coating film formed by dispersing in a heat resistant resin a fluoro-resin in an amount 30-75 wt.% of the whole solid component of the resin coating film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307119-A (JP)
Title: Exhaust emission control device of internal combustion engine
Inventor: NAKATANI KOICHIRO
IPC: B01D53/74
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To effectively utilize an entire NOX catalyst for purifying NOX.  <P>SOLUTION: A particulate filter 69 carrying the NOX catalyst is arranged in an annular exhaust pipe 67 extending annularly between inflow and outflow ports 65, 66 of a switch valve 61 of a catalyst converter 22. A pair of reducing agent supply valves 77a, 77b for supplying the reducing agent to the NOX catalyst are arranged on one end face 69f of the particulate filter 69, facing to each other. Atomization Ra, Rb of the reducing agent from the reducing agent supply valves 77a, 77b covers the end face 69f entirely.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307429-A (JP)
Title: Navigation apparatus and navigation control program
Inventor: MIYAZAWA HIROHISA
IPC: G09B29/10
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a navigation apparatus at low costs and a navigation control program for implementing the same.  <P>SOLUTION: The car navigation apparatus detects a present location on the basis of GPS signals when guiding a driver on the basis of a recommended route and displays on a monitor 6 an arrow according to the direction from the next guidance point to the following guidance point after next one or the direction from the present location to the following guidance point after the next one. A road map is not displayed on the monitor 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003319650-A (JP)
Title: Power converter
Inventor: KOBAYASHI ATSUSHI
IPC: H02M3/28
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power converter which is capable of reducing the loss of a switching element and serges, controlling an output voltage down to zero volt, enhancing efficiency, reducing noise, and controlling the output voltage over a wide range.  <P>SOLUTION: In a first current resonance circuit 2, a rectangular pulse voltage is applied to a first reactor Lr0 and a first capacitor Cri0 connected in series to generate a sinusoidal voltage waveform. Simultaneously, in a second current resonance circuit 4, the sinusoidal voltage waveform generated at the first current resonance circuit 2 is applied to a second reactor Lr1 connected in series with the first reactor Lr0, the existing an inductance Lp of a primary winding N1 of a transformer T1, and a second capacitor Cri1. The amplitude of a voltage produced in the second capacitor Cri1 is varied according to a variation in frequency, and an alternating-current voltage is applied to the primary winding N1 of the transformer T1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315567-A (JP)
Title: Optical circuit assembly and member assembly
Inventor: ARIMA TADAO
IPC: G02B6/36
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical circuit assembly capable of improving the forming work efficiency of an optical fiber.  <P>SOLUTION: This optical circuit assembly includes: a first member having a plurality of first hollows corresponding to the shapes of respective optical parts to be mounted; a plurality of optical parts mounted in the respective first hollows of the first member; a first cushion sheet having a plurality of openings at positions corresponding to the first hollows and stuck to the first member; and a plurality of optical fibers connected to the respective optical parts, formed and arranged on the first cushion sheet. The optical circuit assembly further includes: a second member having a plurality of second hollows corresponding to the shapes of the respective optical parts at positions corresponding to the first hollows; and a second cushion sheet stuck to the second member so as to close the plurality of second hollows. The first and second cushion sheets are in contact with each other, and the second member is fixed to the first member with screws.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311935-A (JP)
Title: Imaging apparatus
Inventor: SHIMA KAZUNOBU
IPC: B41J2/01
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a small imaging apparatus in which high quality transfer is realized by heating a recording medium uniformly.  <P>SOLUTION: The imaging apparatus comprises a mechanism E for heating the recording medium M, on which image information is printed with sublimation ink, under cut state. The heating mechanism E has a tubular heating space R defined by a freely opening/closing upper wall body 43 and a pair of freely opening/closing lower wall bodies 45 and an electric heater for heating the air disposed on the side of the heating space R. Operational sequence of the heating mechanism E is set such that the recording medium M is rolled into the heating space R by opening the upper wall body 43 and heated while closing the upper wall body 43, and then the pair of lower wall bodies 45 are switched to open attitude so that the recording medium M is fed out gravitationally.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312512-A (JP)
Title: Self-aligning torque estimating device and transverse grip degree estimating device
Inventor: ONO HIDEKAZU
IPC: B62D117/00
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To estimate SAT constantly with excellent accuracy without being affected by the disturbance of a road surface.  <P>SOLUTION: A friction torque estimation unit 26 estimates friction torque T<SB>fric</SB>between actual reaction torque when the absolute value thereof is maximized while increasing a turning angle of a steering wheel, and actual reaction torque when the steering wheel is turned back. A corrected torque estimation unit 27 estimates a change in the actual reaction torque generated by the change of a neutral point of the steering when a vehicle travels on a bank as the corrected torque. A SAT estimation unit 28 operates an estimated SAT value based on the actual reaction torque filtered by a vehicle speed sensible filter 24, the friction torque estimated by the friction torque estimation unit 26, and the corrected torque estimated by the corrected torque estimation unit 27.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314579-A (JP)
Title: Hollow drive shaft connecting slide type constant velocity joint
Inventor: SUZUKI TOMOAKI
IPC: F16C3/02
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To prevent grease from entering a shaft hole and a rubber boot forming a drive shaft from buckling by negative pressure by closing the shaft hole of a hollow drive shaft forming the drive shaft by a check valve.  <P>SOLUTION: The drive shaft comprises the hollow drive shaft 10, a slide type constant velocity joint 20 and a fixed constant velocity joint 30. To the shaft hole 11 at an end to which the slide type constant velocity joint 20 of the hollow drive shaft 10 is connected, the check valve 40 is fitted. The check valve 40 permits the entry of air from the shaft hole 11 of the hollow driven shaft 10 to an outer ring 21 and regulates the entry of grease to the shaft hole 11 from the outer ring 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003317512-A (JP)
Title: Light fixture for vehicle
Inventor: SAKANO TADASHI
IPC: F21W107/13
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle light fixture for a bicycle, etc., in which luminosity is raised for the clear view of running of a bicycle at night.  <P>SOLUTION: A vehicle light fixture 1 comprises a bulb 4 fitted to the center of a reflector 3 housed in a housing 2, with a lens 5 provided to the front edge of the housing 2. A side part 6 of transparent or semi-transparent material is provided between the front end of the housing 2 and the lens 5, and a plurality of reflecting grooves 6 are formed on the side part 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003069858-A (JP)
Title: Adaptive spatio-temporal filter and filtering method
Inventor: FERGUSON KEVIN M
IPC: G06T5/50
Filed: 2002-05-01
Abstract: PROBLEM TO BE SOLVED: To match a characteristic of an adaptive spatio-temporal filter to a human vision system over a range of perceptual parameters. SOLUTION: A first lowpass spatio-temporal filtering means 12 performs lowpass spatio-temporal filtering of an input video signal with a first bandwidth and generates a first filtered output. A second lowpass spatio-temporal filtering means 14 performs lowpass spatio-temporal filtering of the input video signal with a second bandwidth and generates a second filtered output. A coefficient generating means 16 generates an adaptive filter coefficient for the first and second bandpass spatio-temporal filtering means in accordance with perceptual parameters. A difference circuit 18 calculates a difference between the first and second filtered outputs and generates an output of the adaptive spatio-temporal filter. The difference has a bandpass response revised by a perceptual response of a human vision system model.
Patent JP-2003292379-A (JP)
Title: Hybrid ceramic and manufacturing method therefor
Inventor: KATO AKIHIRO
IPC: C04B41/85
Filed: 2002-03-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hybrid ceramic which is a composite of a magnet and a ceramic, or the magnet and the ceramic with a tourmaline ore, which are formed into one piece in order to make use of the respective utilization effects of the composing materials.  <P>SOLUTION: The method for manufacturing the hybrid ceramic comprises the steps of: (1) using a ball made from a magnet constitution body before a magnetization process as a core; (2) forming a coating layer made from a mixture of the ceramic, glass powder and clay on the core by using a frit; (3) drying and sintering the same at 800°C or lower and (4) carrying out the magnetization process.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291515-A (JP)
Title: Base paper for inkjet recording paper and inkjet recording paper using the same
Inventor: HAGISAWA SUSUMU
IPC: B41M5/50
Filed: 2002-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet substrate which has high ink receptivity and high opacity, and in which offset printability is provided on a surface opposite to an ink receiving layer.  <P>SOLUTION: A surface layer of the base paper serves as a filler highly- contained layer; a backside layer serves as the base paper which is composed of a plurality of layers serving as filler low-contained layers; and the ink receiving layer is provided on the filler highly-contained layer of the base paper.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003154960-A (JP)
Title: Vehicle steering control device
Inventor: KONDO SATOSHI
IPC: B62D5/04
Filed: 2002-05-09
Abstract: PROBLEM TO BE SOLVED: To determine if driving intention of a driver exists or not speedily and with high precision in conducting steering control to drive a vehicle along a recognized driving lane. SOLUTION: A torque value deviation absolute value TRQDEF- ABS(=|TRQ-TRQOLD|) is determined based on an absolute value of difference between a torque value TRQOLD in a previous process and a torque value TRQ in a current process (step S02) to be stored in a ring buffer (step S03). All the torque value deviation absolute values TRQDEF- ABS stored in the ring buffer are added to determine a torque value deviation total value TRQDEF- SUM (step S04). In case the torque value deviation total value TRQDEF- SUM of a prescribed driving intention determining threshold value TH1 or less has continued for a prescribed first threshold time T1 (several seconds, that is 5 sec., for example) or more (step S08: YES), it is determined that driving intention is reduced (step S09).
Patent JP-2003327291-A (JP)
Title: Packing member for funnel for cathode ray tube, and packing box using the same
Inventor: OHASHI TAKESHI
IPC: B65D85/42
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To protect the periphery of an anode button 5 of a funnel 1 at the time of packing or transport/carrying by improving the supporting state of the funnel 1 by a packing member 30, and suppress the generation of flaws or cracks on a body part 4, and in addition, damages of the funnel 1 as much as possible.  <P>SOLUTION: The packing member 30 is inserted between both body parts 4 of the funnel 1 of which the sealing end surface 4c facing downward and the funnel 1 which is adjacent to the first funnel, and of which the sealing end surface 4c facing upward. On the packing member 30, a cushioning plate 31 which protects the anode button 5 which is sealed to at least one of the body parts 4, and the periphery 4x from impacts is provided. Preferably, the cushioning plate 31 is attached to a partitioning plate 10 being inserted between both body parts 4 and having an insertion hole 11 through which the neck pipe 2 of the funnel 1 is inserted.  <P>COPYRIGHT: (C)2004,JPO