baber/WOPTO huggingface dataset:
Patent JP-2003046175-A (JP)
Title: Method and device for selecting semiconductor laser
Inventor: INOUE HIROYUKI
IPC: G01M11/00
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a method and device for selecting semiconductor laser by which the propriety of the temperature characteristic of a semiconductor laser can be discriminated easily at an ordinary temperature. SOLUTION: The device is provided with means (2 and 3) which raise the light output of a semiconductor laser 4 to a rated value by supplying a driving current to the laser 4, means (2 and 3) which hold the driving current at the moment the light output rises to the rated value for a prescribed period of time, and a means 5 which measures the dropped amount of the light output of the laser 4 after the prescribed period of time has elapsed. The device is also provided with a means 8 which compares the dropped amount of the light output with a prescribed threshold and a means 8 which selects the semiconductor laser 4 as defective when the dropped amount is larger than the threshold.
Patent JP-2003046125-A (JP)
Title: Light-emitting element
Inventor: SUZUKI YUKARI
IPC: H01S5/323
Filed: 2001-07-30
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor light-emitting element wherein, related to an active layer having a prescribed composition to acquire a specified emission wavelength, a hetero structure where the crystal quality does not degrade with no change in laminating structure of the active layer is formed for raised emission efficiency in specified wavelength of the active layer. SOLUTION: A light-emitting layer 1 has a double hetero structure in which an n-type clad layer 2, an adjusting crystal layer 3, an active layer 4, and a p-type clad layer 5 are laminated together. The active layer 4 has a multiple quantum well structure or single quantum well structure in which a well layer 7 is sandwiched between barrier layers 6. The adjusting crystal layer 3 reduces the difference of lattice constant at a hetero junction interface formed with the well layer 7 and barrier layers 6 contained in the active layer 4.
Patent JP-2003042326-A (JP)
Title: Electric flow control valve
Inventor: MOCHIZUKI KENICHI
IPC: F16K31/04
Filed: 2001-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a miniaturized electric flow control valve having a high sealing effect by strongly connecting a can and a valve body to each other. SOLUTION: This electric flow control valve is formed of the valve body 610, the cylindrical can 560 fixed to an upper part of the valve body, a rotor member 530 provided inside of the can, a stator member 590 provided outside of the can, and a valve rod 540 for opening and closing an orifice member 616 formed inside of the valve body with the rotation of the rotor member. This electric flow control valve has a connecting member 618 fixed to an opening part of the can, and this connecting member is formed of a disk-like base part 618a having a through hole 618c at the center thereof and a suspending part 618b integrally formed with the base to stand in the periphery of the through hole. The connecting member is screwed to the valve body in the suspension part through a gasket 619 between the valve body, and the valve rod passes through the through hole.
Patent JP-2003043257-A (JP)
Title: Method for manufacturing polarizing film and polarizing film
Inventor: MATSUMOTO KOJI
IPC: B29L9/00
Filed: 2001-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a lightweight thin polarizing film having high optical characteristics. SOLUTION: A method for manufacturing a polarizing film includes a process of applying a polyvinylalcohol resin to a base resin film, a process of uniaxially stretching the layered film in the lateral direction to reduce the thickness of the polyvinylalcohol resin layer to <=10 μm, and a process of adsorbing and aligning a dichroic dye to the polyvinylalcohol resin layer. The polarizing film is manufactured by shrinking the film by >=2% in the length in the direction perpendicular to the stretching direction after the film is uniaxially stretched or/and during the film is being uniaxially stretched. Further, a dichroic organic dye or iodine is adsorbed and aligned to a polyvinylalcohol resin film having <=10 μm thickness. When a dichroic organic dye is used, the obtained dye-based polarizing film has a specified relation between the transmittance T(λmax) of the single material and the degree of polarization P(λmax) at the maximum absorption wavelength. When iodine is used, the obtained iodine-based polarizing film has a specified relation between the transmittance Ty of the single material and the degree of polarization Py.
Patent JP-2003041200-A (JP)
Title: Primer for 2-cyanoacrylate instantaneous adhesive
Inventor: FUKUZAWA MINORU
IPC: C09J4/04
Filed: 2001-08-01
Abstract: PROBLEM TO BE SOLVED: To provide a primer for a 2-cyanoacrylate instantaneous adhesive with which the instantaneous adhesive can exhibit stable excellent adhesivity naturally to a polyolefin such as polyethylene or polypropylene which is a hardly adhesive adherent, and even to a fluorine resin such as polytetrafluoroethylene or a silicone resin which is considered to be one of the most hardly adhesive adherents. SOLUTION: The primer for a 2-cyanoacrylate instantaneous adhesive applicable to a hardly adhesive adherent contains a composition (AB) consisting of a nitrogen-containing organic compound (A) belonging to organic amine compounds or quaternary ammonium salts, and an inorganic basic compound (B), as active ingredient.
Patent JP-2003039406-A (JP)
Title: Bamboo made material for building
Inventor: KIYOOKA TAKATOSHI
IPC: B27K9/00
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a bamboo made material for building which not only has a strength at least equal to in comparison with a wood particle board but also is excellent in heat insulation and acoustic insulation. SOLUTION: A pressed bamboo material obtained by pressing a divided bamboo material divided peripherally in a direction crossing a longitudinal direction of the bamboo, is further pressed in a direction crossing the longitudinal direction of the bamboo with at least a pair of upper and lower processing rollers wherein many narrow grooves are provided parallel to the longitudinal direction of the bamboo. A fleshy part around a vascular bundle constituting the bamboo is removed. Stem-like pieces obtained by cutting the processing bamboo material comprising one or several pieces of the vascular bundles and adhesives of, for example, urea resin and the like are mixed to form a specific form.  By heating, compressing and forming for example at 120 to 130 deg.C by a pressure of 25 to 30 kgf/cm<2> for about 20 min to obtain the bamboo made material for building (the bamboo made particle board).
Patent JP-2003049292-A (JP)
Title: Electrodeposition drum
Inventor: KIHARA MITSUO
IPC: C25D1/04
Filed: 2001-08-06
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost electrodeposition drum which has high adhesion between an inner drum and a top skin, has satisfactory electric conductivity, and has excellent practicality as well. SOLUTION: In the electrodeposition drum in which the outer circumferential face of an inner drum 1 is provided with a top skin 2, the outer circumferential face of the inner drum 1 is provided with a copper thermal spray layer 3.
Patent JP-2003048348-A (JP)
Title: Ink jet recorder
Inventor: SUGAYA TOYOAKI
IPC: B65H29/70
Filed: 2001-08-07
Abstract: PROBLEM TO BE SOLVED: To detect a remaining amount and reduce costs by enabling information on a roll paper which changes every moment in accordance with the use of the roll paper to be recorded to the roll paper practically with the use of a bar code or the like. SOLUTION: In reading the information on the roll paper 2 recorded to a side face or a core material of the roll paper, a rotating amount or a rotating speed of the roll paper 2 is detected, and an outer diameter and the remaining amount of the roll paper 2 are calculated from a relation to a transfer length or a transfer speed of the roll paper 2. The information on the roll paper 2 which changes every moment in accordance with the use of the roll paper 2 can be recorded to the roll paper 2 or the core material 1 practically with the use of the bar code or the like. The other control of an ink jet recorder is also enabled while one sensor is shared, so that costs can be reduced.
Patent JP-2003051597-A (JP)
Title: Manufacturing method for semiconductor device
Inventor: IKURA YOSHIHIRO
IPC: H01L29/78
Filed: 2001-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device capable of suppressing increase of a reverse leakage current. SOLUTION: Related to a contact flaw 14 to the rear surface of a wafer 1 when forming an active region such as an n-type diffusion layer 4, the gate electrode 6, the emitter electrode 8, etc., on the surface of the wafer 1; a p-type diffusion layer 3 of a rear surface collector layer is formed in the end stage of a process to prevent partial loss of the rear surface collector layer, so that the increase in the reverse leakage current is suppressed.
Patent JP-2002270388-A (JP)
Title: Fluorescent light stabilizer for high output
Inventor: KIN SHOSEN
IPC: H05B41/282
Filed: 2001-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a fluorescent light stabilizer for high output of a 28 W class fluorescent light, which can be realized at low cost without increase in numbers of parts, and complication of a manufacturing process. SOLUTION: The stabilizer consists of a rectifier circuit part, which converts an alternate current source to direct current and outputs it, and an inverter circuit part, which converts direct-current power source impressed from a power-factor compensation circuit part, which compensates the power factor of the direct-current power source outputted from the rectifier part and boosts its level, to a set-up high frequency alternate-current power source, by providing a separately excited power-factor improvement driving driver (IC), wherein, the ballast capacitor is removed from the existing stabilizer by providing an inverter, of which the inverter circuit part generates alternate-current voltage of setting frequency, and a high output piezo-electricity transformer, by which an input electrode is connected with a resonance circuit part connected with the inverter,  and an output electrode is connected with a fluorescent light, and by realizing the high output piezo transformer with a piezo-electric composite of a formula 1, and further by embodying the input electrode in an almost lozenge shape, or a diamond shape. In the formula 1, a is 0 to 0.06 mol%, b is 0.01 to 0.05 mol%, c is 0.01 to 0.09 mol%, x is 0.47 to 0.53 mol%, and k is 0.1 to 0.7 wt.%.
Patent JP-2003060415-A (JP)
Title: Antenna and electronic apparatus using the same
Inventor: KOGORI HIROSHIGE
IPC: H01Q9/30
Filed: 2001-08-13
Abstract: PROBLEM TO BE SOLVED: To provide an antenna and an electronic apparatus using the same which enables the space to be saved, has no need of designing the installing position and the structure of the antenna for each model of electronic apparatus, and can be installed at an optimum position for radio wave propagation characteristics having good designability. SOLUTION: The antenna has a control knot 21, supported by a case 27 an antenna element 17 mounted on the knob 21 with its feeder 15 led out to the case 27.
Patent JP-2003058425-A (JP)
Title: Device and system for card processing
Inventor: KUROKAWA MASANORI
IPC: G06F21/60
Filed: 2001-08-17
Abstract: PROBLEM TO BE SOLVED: To make it difficult to analyze a function of accessing a protection area on a memory card. SOLUTION: The function of accessing the protection area on the memory card is ciphered with a cipher key stored on an IC card and the ciphered information is stored on the memory card, thereby making it difficult to analyze the function of accessing the protection area on the memory card.
Patent JP-2003052859-A (JP)
Title: Golf ball
Inventor: FUSHIHARA KAZUHISA
IPC: A63B37/14
Filed: 2001-08-20
Abstract: PROBLEM TO BE SOLVED: To provide a golf ball improved in durability and weather resistance of a clear coat and a mark so that even if hitting is repeated, the mark will not be stripped or the coat will not turn yellow, and the hit club face is not dirtied. SOLUTION: This golf ball includes a ball body having an ionomer resin-made cover, an epoxy resin clear coat formed on the ball body by hardening cyclic aliphatic epoxy resin with aliphatic polyamine hardening agent, and an urethane clear coat formed on the epoxy resin coat by hardening polyop with an isocyanate hardening agent. The cyclic aliphatic epoxy resin is preferably hydrobisphenol A epoxy resin, and the polyol is preferably a mixture of polyester polyol and polyether polyol.
Patent JP-2003057472-A (JP)
Title: Method for manufacturing alignment substrate and method for aligning solid molecular compound
Inventor: HOTTA OSAMU
IPC: G02B6/13
Filed: 2001-08-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily manufacturing an alignment substrate having an alignment layer of a solid molecular compound comprising two or more aromatic rings particularly the alignment substrate having the alignment layer with high order parameter in a short time, and to provide a method for aligning the solid molecular compound even in a large area. SOLUTION: In the method for manufacturing the alignment substrate, a molecular compound comprising two or more aromatic rings in a liquid phase state is brought into contact with at least a part of the alignment surface of the substrate having an alignment surface so as to solidify the compound into a layer to form the alignment layer of the molecular compound.
Patent JP-2002149896-A (JP)
Title: Lottery winning information delivery system
Inventor: MIZUNO HISAMITSU
IPC: G06Q50/34
Filed: 2001-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a system capable of registering purchased public lottery and kind of soccer pool in any form and delivering the information to a corresponding individual person purchasing them when winning a prize is publicly announced. SOLUTION: This system consists of a network 100, a delivery site 101, an individual person database 102, a portable phone 103, a base station 104 of the portable phone, a public lottery information site 105, and a public lottery database 106.
Patent JP-2003068495-A (JP)
Title: Illumination control device
Inventor: MURAKAMI YOSHINOBU
IPC: H05B41/392
Filed: 2001-08-27
Abstract: PROBLEM TO BE SOLVED: To provide an illumination control device in which light control ranges of discharge lamps respectively corresponding to plural discharge-lamp lighting devices can be made nearly the same in a simple and inexpensive constitution. SOLUTION: In the illumination control device provided with a signal-emitting means 2, a converter 3 to form a direct-current signal corresponding to a duty, a signal generator 5 capable of controlling a switching frequency in accordance with a level of the direct current signal, the plural discharge-lamp lighting devices capable of controlling the switching frequency of the discharge lamp lighting devices, and the discharge lamp LA light-controlled by the changes of the switching frequency of the discharge-lamp lighting devices, this is constituted so that the converter 3 is provided with the direct-current control means 4 to change the level of the direct current signal.
Patent JP-2003068355-A (JP)
Title: Operation method for sodium-sulfur battery
Inventor: SANO TOSHIO
IPC: H01M10/44
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To provide an operation method capable of restraining the heat energy amount required for temperature setting during operation of a sodium-sulfur battery. SOLUTION: The operating method comprises a normal operation mode for implementing load leveling in the operation of the sodium-sulfur battery discharging when the power supply is not enough and charging where the power supply is sufficient, and an abnormal operating mode for implementing uninterruptible power supply of load, discharging during power interruption and charging during power recovery.  It sets a battery temperature of a last discharging stage in the normal operating mode over the melting point of a disodium pentasulfide, sets a battery temperature of a last discharging stage in the abnormal operating mode over a melting point of a sisodium tetrasulfide, and it also sets the battery temperature in a dischargeable waiting state after charge completion of each operating mode in a range over the melting point of the disodium pentasulfide and below the melting point of the disodium tetrasulfide.
Patent JP-2003062354-A (JP)
Title: Top toy
Inventor: KAWACHI TAMOTSU
IPC: A63H1/00
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To provide a top toy in which an impact when touching other top toy and other thing is buffered. SOLUTION: A top toy which is formed by attaching a plurality of members in a polymerized state and in which an upper layer member among the members can rotate independently of other members. Other members are composed of a lowest layer member, an elastic member, a slide member, a middle member, a middle layer member, and a fixing member, the upper layer member is attached in a way able to disengage to other members via the fixing member, and by twist turning the fixing member, the independent rotation of the upper layer member can be realized.
Patent JP-2003061906-A (JP)
Title: Endoscope image filing system
Inventor: WATAI MAKOTO
IPC: G16H10/60
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To improve the operational efficiency in searching examination information on the endoscopy recorded in an image filing system. SOLUTION: A personal computer 21 records an image signal output from an endoscope 1 according to a release trigger generated by pressing a release switch provided in an electronic endoscope 12 in association with the examination information related to the endoscopy input by a keyboard 23 and a mouse 24, and displays an image signal and the information output from the endoscope 1 on a monitor 22. The personal computer 21 searches for the examination information according to the condition input by the keyboard 23 and the mouse 24, and changes the range on the condition preset to the condition to search for the examination information and display the same.
Patent JP-2003063301-A (JP)
Title: Movable facilities
Inventor: TAKEICHI TORU
IPC: B60P3/00
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide various movable facilities such as food and drink serving facilities, sleeping accommodation providing facilities, etc., constructable in a small quantity of time and effort in any or temporarily or seasonally needed setup places, the facilities being manageable efficiently. SOLUTION: At least two vehicles or trailers share at least two selected from the functions of a kitchen, fuel gas supply, electric power supply, water supply, drainage and storage, a food and drink serving place, foodstuff storage, a passenger room, an accommodation room, a toilet, a bathroom, a commodity store, and commodity storage. After traveling to a setup place, these function sharing vehicles are combined there to provide movable facilities. For example, movable food and drink serving facilities are composed using a 'kitchen fuel gas supply, drainage storage and foodstuff storage' vehicle 1 and an 'electric power supply and water supply' vehicle 2.
Patent JP-2003105644-A (JP)
Title: Polyester false-twisted textured yarn and method for producing the same
Inventor: YANAGIHARA MASAAKI
IPC: D01F6/62
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a polyester false-twisted textured yarn which can develop and excellent water-absorbing and quick-drying property on a woven or knit fabric. SOLUTION: This polyester false-twisted textured yarn is characterized in that the cross-sectional shape of each fiber of the polyester false-twisted textured yarn simultaneously satisfies the following (1) to (3). (1) There are three to six dents on the cross section of the single fiber, and the rate of the dents having opening depths (H/W) of >=0.3 is 50 to 80%, wherein the opening depth (H/W) is the ratio of the depth (H)/opening width (W) of the dent. (2) The average value of cross-sectional flatness coefficient is 1.5 to 3.5. (3) The standard deviation of the cross-sectional flatness coefficient is 0.3 to 1.0.
Patent JP-2003077150-A (JP)
Title: Optical pickup and optical disk device
Inventor: INOUE HIROYUKI
IPC: G11B7/09
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To realize an optical pickup with a great latitude of design by using a diffraction grating having a straight diffraction groove that is inexpensive and that requires no high precision mounting. SOLUTION: In this optical pickup, an optical flux from a light source 1 is converged on an optical disk 8 as an optical spot; the return optical flux reflected by the optical disk 8 is diffracted by the diffraction grating 17 having a straight diffraction groove; and focusing error detection is performed by a differential spot size method using the diffracted (±) first order diffracted lights 45, 46.  In this case, the light receiving elements receiving the (±) first order diffracted lights 45, 46 which are diffracted by the diffraction grating 17 and used for focusing error detection are each made a first and second light receiving elements, 41, 42; an optical path changing element 82 is arranged in at least one optical path of the (±) first order diffracted lights; and a desired optical path length difference is given to the optical path length of each optical path from the diffraction grating 17 leading to the first and second light receiving elements 41, 42.
Patent JP-2003072318-A (JP)
Title: Pneumatic tire for irregular ground traveling
Inventor: MATSUMURA SADAHIKO
IPC: B60C11/11
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To improve a mud blow-off property and a traction property while restraining a change in a land-sea ratio. SOLUTION: A block is constituted of a central block B1, an intermediate block B2 and an edge part block B3 in a state of developing a block pattern on a flat surface. A pitch interval P2 of the intermediate block B2 is equal to a pitch interval P3 of the end part block B3 and larger than a pitch interval P1 of the central block B1. Sideway arranged parts 11 where the central block B1 and the intermediate block B2 are arranged sideways are made to appear in 6-32 pieces on a tire periphery with equal intervals of (n) times of the pitch interval P1 (n is an integer of 3-8). The pitch intervals P2, P3 are made n/(n-1) times or n/(n-2) times of the pitch interval P1.
Patent JP-2003078888-A (JP)
Title: Compression/expansion controller and compression/ expansion control method
Inventor: OGAWA YOSHIHIKO
IPC: H04N5/44
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a compression/expansion controller and a compression/ expansion control method that can cause no phase shift of video signals between fields even when compression/expansion processing whose ratio is changed depending on a position on an screen in a vertical direction to video signals whose phases are deviated for each field like an interlace scanning signal. SOLUTION: The compression/expansion controller for applying arithmetic processing based on a prescribed control variable for each line to video signals of first and second fields subjected to interlace scanning to thereby perform compression/expansion processing in the vertical direction consecutively generates the control variable for the arithmetic processing for the compression/ expansion processing sequentially corresponding to each line of the video signals of the first and second fields alternately placed in the vertical direction.