baber/WOPTO huggingface dataset:
Patent JP-2002206057-A (JP)
Title: Polyimide resin composition and method for producing the same
Inventor: HOSOKAWA KATSUMOTO
IPC: C08L79/08
Filed: 2001-01-09
Abstract: PROBLEM TO BE SOLVED: To obtain a solvent-soluble polyimide resin composition capable of sufficiently exhibiting characteristics essential to respective constituent components and realizing a film having excellent low warpage properties, and to provide a method for producing the polyimide resin composition. SOLUTION: This polyimide resin composition includes 100 pts.wt. of a resin of a polyimide prepared by multicomponent block copolymerization, having repeating units represented by the general formula (wherein, R1 and R3 denote each a bivalent organic group; and R2 and R4 denote each a tetravalent organic group) and comprising a diamine and an acid dianhydride and having 20,000 to 200,000 weight-average molecular weight expressed in terms of polystyrene, 5-200 pts.wt. of a compound having a tri- or a tetraalkoxysilane group such as tetraethoxysilane as a silica-forming component and 5-200 pts.wt. of water.
Patent JP-2002210852-A (JP)
Title: Reinforcing material
Inventor: OGAWA MASANORI
IPC: B29B15/08
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a reinforcing material excellent in an reinforcing effect. SOLUTION: An organic fiber sheet 9B having a large power of holding a synthetic resin liquid is laminated on a glass fiber sheet 9A.
Patent JP-2002212228-A (JP)
Title: Aqueous solution of amine salt of poly(meth)acrylic acid and method for preparing the same
Inventor: AIZU KAZUO
IPC: C08F2/10
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently preparing an aqueous solution of an amine salt of poly(meth)acrylic acid low in viscosity and high in purity. SOLUTION: Monomers mainly comprising acrylic or methacrylic acids, are added to an aqueous solution of heated amine, together with a peroxide- based initiator for the accomplishment of polymerization for the preparation of the amine poly(meth)acrylate aqueous solution. The solution is 20-400 mPa.s/25 deg.C in viscosity, 0-5 ppm in hydrogen peroxide concentration, and 5.0-7.0 in pH, when the nonvolatile portion occupies 39-41 wt.%.
Patent JP-2002217284-A (JP)
Title: Semiconductor device and manufacturing method thereof
Inventor: NAKAYA GORO
IPC: H01L21/3205
Filed: 2001-01-15
Abstract: PROBLEM TO BE SOLVED: To form a wiring structure at a low cost and in a short lead time which has a passivation structure with a flat upper surface and is easily manufactured and excellent in insulating characteristics. SOLUTION: There are provided a wiring layer formed on a substrate surface formed in a wanted element region, an inter-layer insulating film covering the wiring layer surface, a silicon nitride film formed so as to cover the entire surface of the inter-layer insulating film, and a gold layer which is formed on the silicon nitride film as a top layer metal, and a flattened insulating film formed on the metal-wiring layer.
Patent JP-2002216706-A (JP)
Title: Manufacturing method of bulb
Inventor: MIYAMOTO KENJI
IPC: H01K3/22
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a bulb capable of restricting deterioration of quality and performance due to blackening of the inner wall of a case to improve a service life by securely discharging the absorption and storage gas from metal members forming a mount into the discharge air. SOLUTION: The mount 4 is sealed in the glass case 6, and the case sealed with this mount is heated to discharge the air. In this method of manufacturing the bulb, the metal members 2 and 3 forming the mount is heated to a deforming temperature of the case or more during the heating of the case of discharge of the air.
Patent JP-2001305485-A (JP)
Title: Projector
Inventor: ITO YOSHITAKA
IPC: H04N5/74
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a projector without causing any color mixture in a projection image in a single plate type projector provided with an electrooptical device provided with a micro lens array which can display a color image. SOLUTION: This polarized light separation direction in a polarizing transforming element 40 is made into the direction of the long side of a sub- pixel, and the placement interval of a light source image by a luminous flux splitting optical element 20 is narrowed in the direction of the short side with respect to the direction where the short side and long side of the sub-pixel placed corresponding to the micro lens exist, thus the breadth of illuminating light flux in the direction of the short side of the sub-pixel is suppressed to prevent the color mixture caused by light leakage to an adjacent pixel electrode.
Patent JP-2002209987-A (JP)
Title: Charcoal furniture
Inventor: IWAKAWA TORU
IPC: A47G35/00
Filed: 2001-01-17
Abstract: PROBLEM TO BE SOLVED: To provide charcoal furniture capable of installing it in an arbitrary place in a room, easily changing the installation place, expecting the effect over a wide range in the room and massively producing the same-form products at a relatively low price, and having a function as a decorative article. SOLUTION: This charcoal furniture 1 is constituted of a box body 2 as a retainer body having a plurality of window holes bored therein and charcoal fracture pieces 3 formed by fracturing the charcoal. The charcoal fracture pieces 3 are put in a wrapping bag 4 having permeability and inserted into the box body 2.
Patent JP-2002216302-A (JP)
Title: Recoding and reproducing device, and rotating head assembly
Inventor: YAMAZAKI SHIGERU
IPC: G11B5/39
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a recording and reproducing device which can switch the heads with high precision. SOLUTION: This invention includes a recording and reproducing means to record and reproduce signals on a recording medium using a plurality of heads, a control data generator for the above recording and reproducing means, and a transmitter to send those control data to the recording and reproducing means. In such a configuration, the control data to switch the heads are transmitted with higher priority than other control data.
Patent JP-2002215933-A (JP)
Title: Electronic shop system
Inventor: TONERIKAWA AKIHIDE
IPC: G06Q50/00
Filed: 2001-01-18
Abstract: PROBLEM TO BE SOLVED: To offer choices of commodities (combination) meeting the taste of a user having various needs among the commodities comprising a plurality of elements via the Internet in one operation. SOLUTION: A configuration portal site 610 extracts a plurality of electronic markets 621, 631, 641, 651, 661 related to the needs of the user, sets the routes for dealing in these electronic markets, and controls the information offered in the electronic markets. The electronic markets select candidates most satisfying the needs of the user among configuratable commodities and return the results to the configuration portal site 610. The configuration portal site 610 offers combination commodity information meeting the taste of the user among a finally returned combination group by utilizing optimization algorithm.
Patent JP-2002221278-A (JP)
Title: Electromagnetic actuator device
Inventor: MAEDA KAZUTO
IPC: F16K31/06
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To improve a magnetic efficiency and vibration resistance by reducing the weight of an armature. SOLUTION: The armature 21 has a cylindrical form having an inner partition 21a in which the cross section parallel to its moving direction shapes nearly H letter, and is formed by changing the inner diameter of the cylinder so as to lessen the opposite side cross section area comparing with that perpendicular to the moving direction at the side attracted to a stator 23. That is, the consideration of the distribution of magnetic flux magnetized by the application of electric current to a field coil 22 enables lightening the weight of the armature 21 without changing the attraction force generated from the stator 23 toward the armature 21. Since the magnetic efficiency is improved by the weight reduction of the armature 21, the vibration resistance of a fluid control valve 100 is also improved, thus stabilizing an operation.
Patent JP-2002218808-A (JP)
Title: Machine for digging out welsh onion
Inventor: OTAKE TOYOHIKO
IPC: A01D13/00
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To obtain a machine for digging out Welsh onions, which has a simple structure and can prevent the staining of Welsh onions with soil by easy adjustments. SOLUTION: This machine for digging out the Welsh onions comprises a main frame body 1, the first rotation shaft 11 disposed in the main frame body 1 and used for transmitting the power of an engine through the first speed change means 9, the second rotation shaft 13 connected to the first rotation shaft 11 through the second speed change means 12, a plow 31 rotatably disposed on the main frame body 1, a shaking means connected to the second rotation shaft 13 and used for shaking the plow 31 in a state capable of changing the shaken width of the plow, a plow angle-setting means 36 for setting the inclination angle of the plow 31, a fork 41 rotatably connected to the rear portion of the plow 31, a shaking means for shaking the fork in a state capable of changing the width of the shaking, and a fork angle-setting means 42 for setting the inclination angle of the fork 41.
Patent JP-2002222399-A (JP)
Title: Non-contact ic card
Inventor: YOSHIOKA KAZUKI
IPC: B42D15/10
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To improve the success rate of data transmission by suppressing the dropping of power voltage in the case of data transmission in a non-contact IC card for transmitting data by a load switching system. SOLUTION: In order to reduce the current consumption of a regulator 22 with the lowering of the load impedance of an antenna L2 in the case of signal transmission by the load switching system, a regulator 22 is cut off from a power source line 25 by a transistor M2.
Patent JP-2002227021-A (JP)
Title: Composite fiber bundle for hair
Inventor: KONISHI AKIO
IPC: D02G3/04
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide fiber bundles for hair that is flame-retardant and has excellent curl setting retention and good feeling. SOLUTION: The objective composite fiber bundle comprises (A) the modacrylic fiber with 10%-shrinkage temperature of >=160 deg.C and (B) polyester fiber where the performance of the fiber bundle can be attained, when the fiber A is used in an amount of >=30 wt.% in the fiber bundle.
Patent JP-2002231661-A (JP)
Title: Support base for semiconductor crystal ingot
Inventor: YAMAKI MAMORU
IPC: C08L101/00
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a support base for a semiconductor crystal ingot, having all various physical properties such as strength, rigidity, heat resistance, dimensional stability, oil resistance, hardness and the like which are required for the base of the ingot. SOLUTION: The support for a semiconductor crystal ingot of a substantially rectangular plate state is molded of a molding material, obtained by blending a mineral filler and reinforcing fiber with thermosetting resin. A blending amount of a filler of 250 to 450 pts.wt. and a blending amount of the reinforcing fiber of 30 to 100 pts.wt. are blended with the thermosetting resin of 100 pts.wt. By blending a large amount of the filler for improving its heat resistance, dimensional stability, hardness and the like, as well as the fiber is improved in strength and rigidity.
Patent JP-2002228697-A (JP)
Title: Compact range
Inventor: TAKEMURA NOBUYASU
IPC: H01Q15/02
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To realize a compact range having a characteristic providing a main polarization with a uniform amplitude distribution and uniform phase distribution as polarization characteristic of beam in a test zone and having almost no cross polarization component. SOLUTION: A spherical wave radiated from a horn antenna being an axial- symmetric beam is converted into a plane wave by way of an axial-symmetric dielectric lens having a shape that a dielectric lens of a condensing lens shape of which the cross section in the light axis direction is thicker in the center than the edge part is cut in half with a plane vertical to the light axis direction and surrounded by a wave absorbing material, and then is made incident on a testing antenna placed in the test zone on the extension line of the light axis.
Patent JP-2002231005-A (JP)
Title: Light-emitting diode
Inventor: NARUSE NOZOMI
IPC: F21S8/04
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting diode(LED) device which can best be used for advertising and decoration with the use of a high-brightness light- emitting diode(LED). SOLUTION: LEDs 4, 5, 6 arranged as light source, a light-emitting body 1 of light-transmitting property with its end face arranged opposite to the light- emitting direction of the LEDs 4, 5, 6 and capable of guiding light all over from the LEDs 4, 5, 6, and a reflecting sheet 2 for reflecting outside light guided and sealed inside the light-emitting body 1 are provided.
Patent JP-2002232254-A (JP)
Title: Surface acoustic wave device
Inventor: FUNEMI MASAYUKI
IPC: H03H3/08
Filed: 2001-01-31
Abstract: PROBLEM TO BE SOLVED: To drastically reduce the cost of a SAW filter by enhancing the judgment accuracy of acceptance very much at a wafer stage by enabling a high frequency probe to measure/select non-defective of the frequency characteristic of the SAW filter formed on a wafer while preventing comb-shaped electrode fingers from being subjected to discharge breakdown by pyroelectric effect due to rapid temperature fluctuation in a SAW filter producing process. SOLUTION: The relation between the total area of the formation region of a wire electrode and comb-shaped electrodes connected to the wire electrode and the inter-electrode finger distance of an IDT electrode meets the following expression. S <=1.49×105×√(Lidt-0.4) (however, S: total area (μm2) of wire electrode and comb-shaped electrode connected to wire electrode, and Lidt: inter-electrode finger distance (μm) of IDT electrode)).
Patent JP-2002228544-A (JP)
Title: Light leakage evaluation device of light modulation device
Inventor: KITABAYASHI MASASHI
IPC: G02B5/04
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a light leakage evaluation device of a light modulation device capable of clarifying the relation between an incident angle of light entering the light modulation device and light leakage into a switching element or the like. SOLUTION: This evaluation device is equipped with a light source device 210, first and second restrictors, a stage rolling mechanism 281, a liquid crystal panel holding member 260, a liquid crystal panel holding member rolling mechanism, and a light leakage measuring sensor 298 for measuring leakage of light into TFT. While rotating the light source device 210 by the stage rolling mechanism 281, the liquid crystal panel mounted on the liquid crystal panel holding member 260 is irradiated with light, and the leakage of light into the TFT is measured by an illuminance measured by the light leakage measuring sensor 298. The relation between the angle of light entering a pixel electrode surface of the liquid crystal panel and the leakage of light into the TFT can be analyzed.  Hereby, the relation between the incident angle of light entering the liquid crystal panel and the leakage of light into the TFT can be clarified.
Patent JP-2002227469-A (JP)
Title: Picking preventing instrument
Inventor: OGURO IKUO
IPC: E05B13/00
Filed: 2001-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a picking preventing instrument which can more positively prevent picking of a lock even if the lock is broken to open by a claw bar or the like, by idling a closed-end cylinder portion covering a doorknob itself with respect to a doorknob, and preventing the doorknob from rotating, to thereby prevent a door from opening. SOLUTION: According to the picking preventing instrument, the closed-end cylinder portions 5, 6, a cylinder covering a small-diameter portion 9 positioned on a bottom side of the knob, and a knob cover main body 3 obtained by combining a disk 11 with the cylinder covering the small-diameter portion 9 are divided in two, and the knob cover main body sections 3 are rotatably caulked by a pin 8. Then, the lock is covered with the disk sections 11 about the knob. Further, tongues 14 are attached to the closed-end cylinder sections 5, 6 or to the small-diameter portions 9, and a pair of holes 15 abutting on and facing each other are formed in the tongues 14. The lock is set while being covered with the disk sections 11.
Patent JP-2002226144-A (JP)
Title: Hose reel and manufacturing method thereof
Inventor: KIDA KYOHEI
IPC: B65H75/40
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a highly rigid hose reel requiring less man hour in assembly. SOLUTION: A flange is provided on both ends of a winding shaft of a winding drum, a connection rod is integrated with a side plate, the inner dimension of at least one spacing of adjacent connection rods is larger than the outside diameter of the flanges of the winding drum, the inner dimension between the side plates is larger than the width of the winding drum, the winding drum is inserted in a body from a space between the connection rods with the larger spacing, and rotatably supported by the body by a rotary shaft inserted from the outside of the side plates. The drum can be easily inserted, and the winding drum is hardly detached from the side plates if the length of a cylindrical part of the rotary shaft has a margin.
Patent JP-2002230798-A (JP)
Title: Error signal processing device
Inventor: FUJITANI NAOKI
IPC: G11B7/09
Filed: 2001-02-02
Abstract: PROBLEM TO BE SOLVED: To use an RF antenna chip which is the same as the RF antenna chip of the case only the CD not including a gain part circuit is reproduced even when both of the CD an CD-RW are reproduced by decreasing the gain control signal lines between the RF antenna chip and a digital servo chip. SOLUTION: The front stage or rear stage of an analog-to-digital converter 24 within the digital servo chip is provided with the gain up circuit 22 for performing analogous gain up or an arithmetic and logic unit for performing digital gain up. The one gain up circuit 22 or the arithmetic and logic unit is commonly used for tracking error detection and focus error detection.
Patent JP-2002232359-A (JP)
Title: Optical transmission module of optical network
Inventor: MORITA YOHEI
IPC: H04B10/00
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To provide an optical transmission module of an optical network that can perform reliable, high-speed emergency stop and interlocking without providing any cables for exclusive use for emergency stop and interlocking. SOLUTION: The optical transmission module has a timer 2 for outputting 0 to an AND logic circuit 3 for stopping data transmission for fixed time when an emergency stop input signal is inputted to the optical transmission module of an optical network for communication packets using an optical fiber capable, an analysis section 8 for outputting an emergency stop output signal when it confirms that no data reception via the optical fiber cable is available for fixed time, a protocol reaction section 7 for automatically superposing interlock information on packets, and an analysis section 9 for outputting an interlock signal by analyzing the packet where the interlock information has been superposed.
Patent JP-2002230763-A (JP)
Title: Information recording method and information recording medium
Inventor: AMIOKA TAKAO
IPC: G11B7/125
Filed: 2001-02-05
Abstract: PROBLEM TO BE SOLVED: To improve the jitter characteristic in high-speed recording of an information recording medium, more particularly an optical recording medium. SOLUTION: This information recording method is characterized in that a group of pulse strings consisting of the pulses of plural energy beams are used in forming one recording mark corresponding to an NRZI signal of an on state having a length of >=4T when the period of a recording timing generation clock is defined as T and that the >=2 pulses which are a second power level are included in a group of the pulse trains and when the first pulse among the >=2 pulses is defined as the first pulse and the last pulse as the last pulse, the time duration from the front end of the NRZI signal on the state having the length of >=4T to the last end of the first pulse is set at one value selected from a range greater than 1.5T to <=1.5T+5ns.
Patent JP-2002234221-A (JP)
Title: Bankbook handler
Inventor: MAEKAWA HIDEKI
IPC: B41J13/10
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a bankbook handler in which a medium can be prevented from jamming at the opening of a carrying passage by shifting a medium carrying guide to a position corresponding to the kind of a medium being carried before the medium is carried. SOLUTION: A medium carrying guide for preventing a medium from jamming at the opening of a carrying passage is shifted to a position corresponding to the kind of a medium being carried and then the medium is carried.
Patent JP-2002234353-A (JP)
Title: Synthetic resin-made vent valve
Inventor: NAKATANI HIROYUKI
IPC: F16K27/02
Filed: 2001-02-08
Abstract: PROBLEM TO BE SOLVED: To ensure both high heat welding characteristics and high strength in higher level. SOLUTION: This synthetic resin-made vent valve 1 comprises: a valve body 4; a head part 5 formed to an upper end of the valve body; and a gasoline barrier part 10 formed to a surface layer of the head. The vent valve 1 is formed in multiple colors. In this vent valve 1, when a hose connecting port 8 of elbow shape comprising a vertical part 6 and a horizontal part 7 is arranged to the head part, a strut 17 integrally formed to the head part is inserted to the vertical part. Accordingly, flexural rigidity particularly in the vertical part of the hose connecting port is enhanced.
Patent JP-2002233628-A (JP)
Title: Pachinko game machine
Inventor: SAKASHITA KAZUYUKI
IPC: A63F7/02
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a Pachinko game machine which brings about definite process of a jackpot symbol mode full of variety to stimulate expectation to be a prescribed profit symbol mode kind to improve player's interest in a game. SOLUTION: Symbols are constituted of a form element and a color element to color the form element. Prize winning is determined by stopping varying the form element after varying and a profit symbol mode kind is determined by a color element determined by a color element generating process so that a symbol is determined via two steps of processes. Thus a player's expectation is stepwise stimulated in a process of determining a symbol. Accordingly player's interest in the game is improved and the player becomes to pay attention on the varying mode to improve the significance of symbol varying.
Patent JP-2002236819-A (JP)
Title: Line auction system
Inventor: SAKAI JUNZO
IPC: G06Q50/04
Filed: 2001-02-09
Abstract: PROBLEM TO BE SOLVED: To more smoothly transfer a production plan between users having overlapped production plans, that is, transfer occupancy of a production line for executing the production plan. SOLUTION: The production plan is planned so as not to overlap the production plan assigned already to another user in accordance with a purchasing condition that a user inputs and presented to the user, and other user information having the overlapped production plan is extracted and presented to the user (step S1 to S5). When the user confirming the presented contents desires the transfer of the production plan of the other user (No in step S6 and Yes in S7), a transfer condition (price) that the user inputs is presented to the other user (step S10 to S12). When the other user notifies that he/she approves the presented price (Yes in step S13), the production plan of the other user approving the price is corrected as the production plan of the user presenting the transfer price.