baber/WOPTO huggingface dataset:
Patent JP-2003015227-A (JP)
Title: Lenticular lens sheet
Inventor: TANABE TSUNEHIKO
IPC: G03B21/625
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a lenticular lens sheet which can be made thinner, and which is constituted so that the focal position of the lens can be placed on the lens surface or outside the lens even if the lens diameter is reduced in order to attain a high definition image. SOLUTION: By disposing a light shielding material (metal sheet) 3 with a function of supporting the lenticular lens 2, the thickness of the convex lens part of the lenticular lens 2 is reduced so as to impart a directivity to the lens. Besides, by forming a tapered part in the opening of the metal sheet 3, and also, efficiently arranging the convex lens parts in the plane, the light is condensed, and then, the deterioration of luminance is prevented. Besides, by applying a surface treatment of coloring the metal sheet 3 in black on the metal sheet 3, the reflection due to external light is suppressed and the contrast is improved.
Patent JP-2003017866-A (JP)
Title: Portable information processor and structure design method therefor
Inventor: MASUDA HIROAKI
IPC: H05K5/02
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a portable information processor for utilizing the external I/O interface of a computer body, even if an expansion unit is fitted. SOLUTION: An expansion unit 2 is in a shape where an enclosure surface is in contact with the rear surface, lower surface, and inclination surface of the computer body 1, and the side width of the enclosure is nearly the same as that of the enclosure of the computer body 1. A locking mechanism for fixing to the computer body 1 is arranged on the enclosure surface of the expansion unit 2, in contact with the inclination surface 9 of the computer body 1. Therefore, even in a state of the expansion unit 2 fitted, an external I/O interface such as an SD card slot 7 and a USB interface 8 which are arranged on the left and right side surfaces, is being exposed.
Patent JP-2003013693-A (JP)
Title: Shield apparatus
Inventor: MURAYAMA KENJI
IPC: E21D9/12
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a shield apparatus that can reduce the load of a cutter bit and can make smooth the flow of earth and sand by increasing slit width for taking in a crushed object by a cutter into a chamber. SOLUTION: The shielding apparatus comprises a cutter face 26 being provided at the tip of a rotating inner drum 4b, and a plurality of cutters 28 mounted to the end face of the cutter face 26. In the shielding apparatus, face earth and sand is excavated by the rotation of the cutter face 26, and excavated earth and sand is taken inside through the gap between inner and outer drums 4b and 4a. A crushing mechanism 60 for fining the excavated earth and sand is provided between the outer and inner drums 4a and 4b on the rear of the cutter face 26.
Patent JP-2003014479-A (JP)
Title: Car navigation device and program
Inventor: OKUMURA MITSUO
IPC: G08G1/0969
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a car navigation device capable of improving accuracy for specifying the position of a vehicle, even if the vehicle travels in the range wherein road shapes or the like are not stored as map information. SOLUTION: This car navigation device 1 is constituted mainly of a CPU 2 for controlling the whole device, an azimuth sensor 8 for detecting the azimuth of the traveling direction of the vehicle as azimuth data, a GPS receiver 9 for receiving a position specification signal, and a speed sensor 7 for detecting the running speed of the vehicle. When the vehicle runs in an automotive type multistory parking lot, the CPU 2 estimates the present position of the vehicle from the azimuth data and the moving distance, and simultaneously determines whether the vehicle advances to an ordinary road guiding from a spot A to a spot B, and specifies a position un-specifiable range. In this case, the CPU 2 corrects the azimuth data θ by adding 180 degrees to an azimuth constant θ1 when the vehicle enters the position un-specifiable range.
Patent JP-2003018598-A (JP)
Title: Image compression system
Inventor: MOCHIZUKI TERUHIKO
IPC: H04N19/136
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To optimally control the bit rate according to the condition of a screen. SOLUTION: The video signal from an input terminal 1 is supplied to a pre-filter block 2 for base-band signal process. Further, the signal passing a low-pass filter 200 of the pre-filter block 2 is supplied to, for example, an encoder circuit 3 of MPEG. In the encoder circuit 3, an output buffer circuit 18 monitors the state of an output bit stream, and a quantization circuit 13 is controlled by a bit rate control circuit 20 according to the bit rate. The feature parameter from a feature detection circuit 4 provided to the pre-filter block 2 is supplied to a bit rate setting part 5. The bit rate setting signal from the bit rate setting part 5 is supplied to the bit rate control circuit 20 through a set terminal 21, and the quantization circuit 13 is controlled according to the set value.
Patent JP-2003019481-A (JP)
Title: Method for managing liquid level of membrane separation apparatus
Inventor: TSUKAHARA TAKASHI
IPC: C02F1/44
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for managing the liquid level of a suction type tank-shaped membrane separation apparatus or an immersion type membrane separation apparatus so that trouble is prevented in the filtration operation of the apparatus, the recovery rate deterioration is prevented and a tank to be used in the apparatus is made compact. SOLUTION: The membrane separation apparatus has a membrane module disposed in the liquid phase of the tank whose upper end face is opened and a means for withdrawing the filtrate filtered through the membrane module to the outside of the tank by using sucking force or water head difference as driving force. This method for managing the liquid level of the membrane separation apparatus is carried out by using a level meter where the specific gravity of the water to be treated in the tank is used as a parameter, automatically controlling the level meter by a liquid level managing program and automatically controlling the amount of the liquid to be supplied to the tank.
Patent JP-2003029202-A (JP)
Title: Projection type display device
Inventor: SATO MASAAKI
IPC: G02B27/28
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a projection type display device capable of obtaining a projected image with high contract with a simple configuration. SOLUTION: In this projection type display device having a polarization separation optical system 103, color separation optical systems 104, 105 and 106, light valves for respective colors 108B, 108R and 108G, 1/4 wavelength phase plates for respective colors 107B, 107R and 107G, color composition optical systems 104, 105 and 106, and a photodetection optical system 103, the color separation optical systems 104, 105 and 106 have polarization compensation parts A1, A2 and A3 for compensating for polarization of each color, and a first dichroic film D1 of the color separation optical systems 104, 105 and 106 is configured so that the absolute value of a phase difference between a P component and an S component is within 90 deg. in the wavelength range of at least one color light.
Patent JP-2003031909-A (JP)
Title: Gallium nitride-based compound semiconductor laser
Inventor: MATSUYAMA YUJI
IPC: H01S5/343
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To solve the problem that ripples appear in far field images and interrupt the concentration of laser spot light, in a gallium nitride-based compound semiconductor laser, having a ridge optical waveguide-type stripe structure. SOLUTION: A gallium nitride-based compound semiconductor laser has a light-absorbing region, which is formed by introducing impurity atoms to a position separated from a position immediately underlying a ridge for controlling the spread of a horizontal lateral mode, which causes ripples in far field images. The impurity atoms introduced for forming the light-absorbing region can be those of any elements, except Cu and Cr, and the region must be formed separately from a region immediately underlying the ridge, by taking the movement of the introduced atoms caused by heat diffusion into consideration.
Patent JP-2003030228-A (JP)
Title: System and method for retrieving information, and program
Inventor: TERADA TOSHIHITO
IPC: G06F17/30
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To make information retrieval results provided by a retrieval engine to be more appropriate to a retrieval target of an information retriever. SOLUTION: A character enhancement analyzing part 124 acquires an attribute showing enhancement given to a character string included in a web page 20. An index registering part 126 associates logical position information of the web page 20 and an enhancement attribute about a character string being an extraction source of a word with the word extracted from the character string by a character string analyzing part 125 to register them in an index file 310. An information retrieving part 210 acquires position information associated with a word representing a retrieval target. A retrieval result managing part 220 sorts the acquired position information to make a word with an enhancement attribute associated to take precedence with respect to a word made to be an object of retrieval of the position information.  An HTML preparing part 410 prepares an HTML file representing the sorted position information and transmits the HTML file to the Internet 4.
Patent JP-2003023807-A (JP)
Title: Self-traveling paddy field tending machine
Inventor: AIDA TOYOJI
IPC: A01B35/00
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a self-traveling paddy field tending machine in which constitution of a machine body for operation on a levee is compacted and with which a levee soil preparation operation and operations such as plastering of balk, mowing, application of fertilizer and agrochemical, application of herbicide on a levee, etc., can be carried out even by the same machine body by exchange of kinds of implements. SOLUTION: This self-traveling paddy field tending machine having the machine body deals with output supply required by each implement. The machine body has a drive part of a traveling crawler 1 made into a side transmission type using a universal joint 4b and is equipped with a controller 2 for machine body horizontality. An engine 3 is arranged at the front of the machine body. A transmission 4a, a compressor 5, a hydraulic pump 6a, a vibrator 6b, a power takeoff apparatus 7, a three-point link 8, an implement lifting and lowering apparatus 9, etc., are installed at the rear of the machine body. The self-traveling paddy field tending machine has a method in which output is supplied from the vibrator 6b attached to the machine body for operating a levee soil preparation machine being a main implement and a levee is compacted by using a vibration part 18b composed of the levee soil preparation machine. A vibration soil preparation plate 18a is adjusted according to the width of a levee, an angle of inclination and vibration to carry out levee soil preparation operation.
Patent JP-2003026492-A (JP)
Title: Seed mixed compost composition and method of manufacturing the same
Inventor: MATSUSHIMA TOKUO
IPC: C05F17/00
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To form organic wastes, such as night soil, waste foods and sewer sludge, to reutilzable compost and to increase the consumption thereof. SOLUTION: The seed mixed compost composition is formed by further mixing the seeds of plants at <=15 wt.% with a compost composition which is prepared by mixing the compost and peat-moss at 30:70 to 50:50 (by weight) and regulating its moisture content to <=15%. This seed mixed compost composition may be incorporated with starch glue as a binder and may be formed as molded goods by fastening the compost and the binder.
Patent JP-2003029437-A (JP)
Title: Electrophotographic photoreceptor and electrophotographic apparatus using the same
Inventor: YOSHIHARA YOSHIYUKI
IPC: G03G5/082
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which attains a prolonged service life of an a-Si (amorphous silicon) photoreceptor, causes neither image blurring nor running even in a recent electrophotographic apparatus adapted to speed-up, energy saving and colorizing, has good transfer performance and cleanability, can stably supply high-grade images at all times, is free of the lowering of sensitivity and can obtain stable latent image potential and to provide an electrophotographic apparatus using the photoreceptor and capable of stably supplying high-grade images. SOLUTION: The electrophotographic photoreceptor has a photoconductive layer comprising silicon-base non-single crystals and a surface layer containing magnesium fluoride as the principal component. The electrophotographic apparatus uses the electrophotographic photoreceptor and one or more selected from a charging means, a developing means, a transfer means and a cleaning means have a member which forms a contact part with the photoreceptor and comes in contact with the photoreceptor.
Patent JP-2003031050-A (JP)
Title: Superconductor thin film of copper oxide containing mercury, manufacturing device and manufacturing method therefor
Inventor: HATTORI WATARU
IPC: C23C10/06
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a superconductor thin film of copper oxide containing mercury, which is large in area, small out-of phase precipitation constituting the impurity, and of superior superconducting characteristics, and a thin film manufacturing device and a method which can mass-produce the thin films. SOLUTION: The thin film manufacturing device is provided with a pressure vessel 1 (pressurized atmosphere furnace), equipped with a port 11 for leading in gas atmosphere containing mercury in a furnace wall 3, and a mercury supply device 10 for generating a gas atmosphere which contains mercury and for controlling the pressure of gas atmosphere containing mercury, independently of the pressure vessel 1. The mercury supply device 10 bring the gas atmosphere containing mercury inside the pressure vessel 1 through the port 11. Further, a metal sealing gate valve 16 is provided between the pressure vessel 1 and the mercury supply device 10.
Patent JP-2003023937-A (JP)
Title: Leader
Inventor: MIYAZAWA YUKINORI
IPC: A01K91/14
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a leader easily settable to the appropriate direction in the binding of the leader to a main line or fixing to a leader-fixing part. SOLUTION: The leader claimed in the claim 1 has a flat base part thicker than the tip end for fixing a fishing hook, the claim 2 claims the leader of the claim 1 wherein the surface of the base part has a flat part, the claim 3 claims the leader described in the claim 1 or the claim 2 wherein the thickness of the base part is gradually increased toward the rear end and the claim 4 claims the leader of the claim 1 to the claim 3 wherein the leader has a tapered part between the base part and the tip end.
Patent JP-2003033322-A (JP)
Title: Endscope device
Inventor: OMORI KOJI
IPC: H05K5/03
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide an endscope device capable of easily and surely conducting the addition or the exchange of a subsidiary circuit substrate equipped with input and output terminals having desired functions to a parent circuit substrate. SOLUTION: The endscope device comprises a video processor 6 provided with a device body 10 having the built-in parent circuit substrate 20 equipped with a signal processing circuit, and the like, and the subsidiary circuit substrate 30 equipped with an input-output terminal 32 capable of electrically connecting to the parent circuit substrate 20 and changing the function of the video processor 6. In the endscope device, notch parts 17, 18 are formed for an opening 23a for the arrangement of the subsidiary circuit substrate 30 in a bottom panel 10c and a rear panel 10b to constitute the device body 10. The notch parts 17, 18 are closed, and a panel-constituting part 33 and a bottom closing member 25 which are integrally fixed to the device body 10, are provided.  The subsidiary circuit substrate 30, panel-constituting part 33 and the bottom-closing member 25 are fixedly provided with prescribed fastening members 41, 42, 43, different from the fastening members to fix other members constituting the video processor 6, at prescribed positions.
Patent JP-2003033662-A (JP)
Title: Photocatalyst exhibiting catalytic activity in visible light region
Inventor: MATSUO SHINYA
IPC: C04B35/50
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a photocatalyst which exhibits a high catalytic function in the visible light region. SOLUTION: The photocatalyst comprises a perovskite-type oxide in which a cation C having a valence lower than that of B ion is doped in the range up to 50 mol % and which is expressed by general formula: A<2+> B<4+> 1- XC<3+> XO3- δ, wherein X is >0 and <=0.5; δ is >0 and <0.5; A is at least one element selected from alkaline earth metal elements; B is at least one element selected from lanthanide and elements of groups IVa and IVb; and C is at least one element selected from lanthanide and elements of groups IIIa and IIIb.  Though the energy band gap of the perovskite-type oxide is kept constant and similar to that of the perovskite-type oxide before being doped with the cation C, the wavelength region of light, where the oxide acts as the photocatalyst, is controlled by utilizing the acceptor level formed by doping the cation C and the impurity level caused by the external atmosphere, which is accelerated by generated by doping the cation C. Thereby, it becomes possible to allow the catalyst to effectively exhibit catalytic activities in the visible light region.
Patent JP-2002323626-A (JP)
Title: Optical wavelength multiplexing and demultiplexing device and optical multiplexing and demultiplexing system
Inventor: NARA KAZUTAKA
IPC: G02B6/12
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide an optical wavelength multiplexing and demultiplexing device which is easily mass-produced, possible to demultiplex a multiple wavelength light into two or more multiple wavelength signal lights, and has a low stroke and high wavelength accuracy. SOLUTION: The optical wavelength multiplexing and demultiplexing device is composed by forming an array waveguide 4, which is composed of a light input waveguide 2, a first slab waveguide 3, and a plurality of channel waveguides 4a, the respective lengths of which are different from each other by a prescribed value, and waveguide forming region, which is composed by successively connecting a second slab waveguide 5 and a plurality of parallel light output waveguides 6, on a substrate. The free spectrum region of the light wavelength multiplexing and demultiplexing device is denoted by Δffsr , the frequency interval of a light inputted from the light input waveguide 2 is denoted by Δfch , and the number of the light output waveguide 6 is denoted by Nch , then a relation ffsr =Δfch .Nch is satisfied.
Patent JP-2003033331-A (JP)
Title: Method for diagnosis of early-phase rheumatoid arthritis of animal and method for surgical treatment therefor
Inventor: KUWABARA MASATO
IPC: A61B5/055
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a diagnostic method through imaging having a high therepeutic effect on an early-phase rheumatiod arthritis in animals in a state where their articular cartilage and bone absorption cannot be observed, and a method for treating such conditions. SOLUTION: The disclosed diagnostic method and the method for medical operation therefor comprise the following processes; a process for screening para-articular regions suspected for a specific clinical symptom in an X-ray examination to detect whether it is positive or negative in a bone-mass-reducing- condition or osteoporosis; a process in which intra-articular pannus is extracted through Magnetic Resonance Imaging(MRI) examination after the detection of abnormality in the para-articular regions exhibiting mingled imaging of blurred images of normal bone mass and enhanced images of existing normal bone mass as a result of the foregoing screening process; a process in which gadolinium is administered intravenously at 0.01-1.0 ml/kg; a process in which intra-articular fat regions are removed by a stirring method and a process in which the imaging of the presence or absence of the pannus is conducted.
Patent JP-2003040877-A (JP)
Title: Method for producing 5-[6-(2-fluorobenzyloxy)-2- naphthyl]methyl-2,4-thiazolidinedione and method for refining the same
Inventor: OTANI YUTAKA
IPC: A61P3/06
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a compound represented by formula (IV) useful as a prophylactic and a therapeutic agent for diabetes mellitus and hyperlipemia in high yield and purity, and good efficiency, and a method for refining the compound. SOLUTION: A compound represented by formula (II) is reacted with 2- fluorobenzyl chloride in dimethylsulfoxide in the presence of t-butoxy potassium to provide a compound represented by formula (IV). The compound represented by formula (IV) is crystallized from a mixed solution of tetrahydrofuran with ethanol and water and the resultant crystal is recrystallized from toluene and the further resultant crystal is suspended in ethanol to refine the compound represented by formula (IV).
Patent JP-2003033202-A (JP)
Title: Outsole and shoe equipped therewith
Inventor: UMEZAWA IKUKO
IPC: C08L9/00
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To provide an outsole with sufficient gripping performance and abrasion resistance. SOLUTION: This outsole 5 for shoes is formed of a rubber composition and equipped with an N area and a B area. The N area is formed of a rubber composition containing 80 mass% or more of acrylonitrile-butadiene rubber in the base material. The B area is formed of a rubber composition containing 60 mass% or more of butadiene rubber in the base material. The area ratio of the N area to the B area is not less than 60/40 but not more than 98/2. The amount of bonded acrylonitrile in acrylonitrile-butadiene rubber used for the N area is not less than 25% and not more than 36%. The ratio of cis-1,4 bonds in the butadiene rubber used in the B area is not less than 80%.
Patent JP-2003040972-A (JP)
Title: Epoxy resin composition for optical semiconductor and optical semiconductor device
Inventor: ONUMA YOSHINOBU
IPC: H01L23/29
Filed: 2001-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a curable epoxy resin composition for an optical semiconductor which is transparent and excellent in crack resistance. SOLUTION: In the epoxy resin composition for an optical semiconductor, a curable epoxy composition is formulated with an epoxy resin component, which contains a hydrogenated epoxy resin of 50-100 wt.% which is obtained by a hydrogenation of an aromatic epoxy resin and an alicyclic epoxy resin of 0-50 wt.%, and an acid anhydride curing agent component. A cured material obtained by curing in a specific temperature and curing time selected from a range of 70-160 deg.C and 1-20 hours is a transparent resin having a breaking elongation of 3-10% in a tension test of JIS-K-7113 and a yield point on a tensile stress-strain curve.