baber/WOPTO huggingface dataset:
Patent JP-2000270859-A (JP)
Title: New heparitinases and their production
Inventor: MORIKAWA KIYOSHI
IPC: C12N1/20
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To obtain new heparitinase T-I or heparitinase T-II that hydrolyzes heparin and heparan sulfate and is useful for an antithrombotic agent by imparting a specific physicochemical properties thereto. SOLUTION: The new compounds have following physico-chemical properties: Action: it is a lyase that acts on the glycosaminide bond in heparin and heparan sulfate and a carbon-carbon double bond is formed between the 4 carbon and the 5 carbon of glucuronic acid or iduronic acid at the breakage site; Substrate specificity: it scarcely acts on heparin, but acts on heparan sulfate and the occurring unsaturated disaccharide is a not-sulfated one and a small amount of uronic acid-glucosamine-N-sulfate; Optimal pH: 5.5-6.5; Stable pH range: 4.5-9.5 in heparitinase T-I, while 5.0-9.5 is in heparitinase T-II; Optimal temperature: 55 deg.C. Stable temperature range: <=50 deg.C. In a preferred embodiment, Bacillus circulans HpT 298 strain (FERM BP-3765) is cultured to produce the objective heparitinase T-I or heparitinase T-II.
Patent JP-2001251306-A (JP)
Title: Atm communication system and atm cell transfer control method
Inventor: KOBAYASHI MASANOBU
IPC: H04L12/28
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide an ATM communication system that warrants a minimum band for each connection so as to attain cell transfer where a maximum band is limited. SOLUTION: The ATM communication system is provided with a buffer memory 11 to temporarily store cells received from each input channel, a write controller 13 that writes the cells received from each input channel to a buffer memory in order that cells stored in the buffer memory form a cell queue corresponding to connections by each output channel, and a cell read controller 17 provided with a function 200 that warrants a minimum band for each connection and decides an output connection within a range not in excess of a maximum band.
Patent JP-2001282258-A (JP)
Title: Audition reproduction control method for content distribution system and player as well as program memory medium
Inventor: MATSUMOTO MITSUO
IPC: G06F21/10
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To deal with audition permission conditions on a copyright holder side with a content distribution system. SOLUTION: The system is so constituted that a player 10 is informed of audition reproduction control information indicating whether the audition reproduction of the contents is permitted or prohibited from an edition system/server 1 of a content holder or the copyright holder and the audition reproduction is permitted or prohibited. In case of the permission, the player is informed of an audition permission time, number of audition permission times, an audition possible date and audition possible period and the audition reproduction is permitted within this range.  When the player is informed of the combinations of audition reproduction conditions of >=2 of any among the audition permission time, the number of audition permission times, the audition possible date and the audition possible period and the priority, the audition reproduction of the audition reproduction conditions of low priority after the end of the audition reproduction under the audition reproduction conditions of the high priority is prohibitted.
Patent JP-2001251957-A (JP)
Title: Solidified vegetation-culturing soil for greening panel and method for its solidification
Inventor: FUKUMA SHINSAKU
IPC: A01G1/00
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To cultivate plants well even on the slope surface or perpendicular surface of a road, construction, on the like, without causing a falling off of the vegetation-culturing soil. SOLUTION: This solidified vegetation-culturing soil for a greening panel is characterized by containing 2-50 wt.% hydration coagulating agent in the vegetation-culturing soil, and at least 1 kind of a water-holding agent, a hydrating coagulation-accelerating agent, a thickening agent, a neutralization- accelerating agent for the hydration-coagulating agent, an aqueous resin gelled with an alkali (or the aqueous resin and an adhesive gelled with the alkali), an aggregating agent, a root surface-protecting agent and a surfactant can be mixed with the soil. The solidified vegetation-culturing soil for the greening panel can be arranged by placing a mixture or a single material obtained by changing the blending ratio of the hydration coagulating agent are the other components as layers or concentric circles.
Patent JP-2001264116-A (JP)
Title: Signal processing circuit of encoder and signal processing method thereof
Inventor: SUZUKI KOUJI
IPC: H03M1/22
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To remove jitter which occurs when the detected signal of an encoder is made higher resolution using an electric interpolation circuit. SOLUTION: There are provided a first RS flip-flop 1 where A-phase signal is inputted in S while B-phase signal is inputted in R, a second RS flip-flop 2 where an inversion signal of B-phase is inputted in S while that of A-phase is inputted in R, a third RS flip-flop, a fourth RS flip-flop 4, a first AND circuit 5 where a logical product between a first RS flip-flop output signal and a second RS flip-flop output signal is provided, and a second AND circuit 6 where a logical product between a third RS flip-flop output signal an a fourth RS flip- flop output signal is provided.
Patent JP-2001271251-A (JP)
Title: Woven/knit fabric made of combined filament yarn
Inventor: ISHII YUKO
IPC: D06M101/16
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a woven/knit fabric made of combined filament yarn having dry touch, excellent water-absorbing/sweat-treating properties, dry feeling, soft touch and draping properties to be brought about by alkaline treatment, and good color developing properties due to polymer modification. SOLUTION: This woven/knit fabric made of the combined filament yarn has a water-absorbing characteristic of >=30 mm which is measured by the Byalik method (according to JIS L1096) and a diffusion rate of <=15 sec which is measured by the dropping method (according to the same), wherein the combined filament yarn comprises at least two kinds of filament yarns of which the one has a cross-sectional shape not having any concavity and of which the other has a cross-sectional shape having 3-8 concavities so that the above filament yarns having different cross-sectional shapes are each combined randomly with the other to form the combined filament yarn which has a rate of weight loss on alkaline treatment satisfying the following: Y=(a)×X; and 1.0<=(a)<=2.0 [(a) is the rate of weight loss on alkaline treatment (%/min), when treated with 3%-alkaline solution;  Y is a weight loss percentage (%); and X is a time for the alkaline treatment (min)].
Patent JP-2001262082-A (JP)
Title: Method for treating coating film
Inventor: YAMANE TAKAKAZU
IPC: C09D5/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a method for treating a coating film by which a window glass can be bonded to the coating film without fail even when the window glass is coated with a hydrophilic coating film. SOLUTION: Prior to bonding a window glass 14 to a clear topcoat 7 having a silicate compound as a hydrophilicity improver through a window glass adhesive 16 being an organic adhesive, the topcoat 7 is primed with a body primer containing an additive 13 containing organic reactive groups capable of reacting with the organic resin and being capable of covalently bonding to the silicate compound in the topcoat 7.
Patent JP-2001261446-A (JP)
Title: Silicon nitrdie-based sintered compact, method for producing the same and method for producing silicon nitride-based parts
Inventor: TAKAGI YASUHIRO
IPC: C04B35/584
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a silicon nitride sintered compact which exhibits sufficient wear resistance at its surface after being ground or polished and which is preferably worked when being subjected to working such as grinding and polishing and enables the enhancement of the production efficiency. SOLUTION: A gradient layer having a thickness of 100 to 500 μm of the components of a sintering aid, in which the content of at least one of cation elements being components of the sintering aid is nearly continuously decreased in the depth direction from the surface of a sintered body, is formed on the surface layer part of a silicon nitride-based sintered compact having such a texture that silicon nitride-based main phases are bound with grain boundary phases mainly comprising the components of the sintering aid.  In the case that such gradient of the components of the sintering aid is formed, the amount of the components of the sintering aid is increased in only the surface layer part to be eliminated of the sintered compact, thereby workability of the sintered compact is improved, and the efficiency in working and finishing processes such as grinding or polishing is markedly enhanced. Further, so long as the surface layer part is removed, an internal layer part which is low in volume ratio of the components of the sintering aid, namely, the grain boundary phases and more hard than the surface layer part is exposed to the surface, and thereby the wear resistance is sufficiently secured.
Patent JP-2001274376-A (JP)
Title: Low-resistant garium nitride buffer layer
Inventor: YOSHIDA KIYOTERU
IPC: H01L29/20
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a GaN buffer layer which is high purity but low resistance. SOLUTION: The buffer layer 2 has heterojunction comprising at least two thin layers comprised of nitride III-V compound semiconductor with Ga as an essential component, for example, AlGaN 2A/GaN 2B/AlGaN 2C. A 2-dimension electron gas layer formed at the heterojunction is positively utilized for low resistance.
Patent JP-2001271949-A (JP)
Title: Air passage switching device
Inventor: TAKAMI HIROYUKI
IPC: F16K11/076
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide an air passage switching device preventing any failure such that the air passage cannot be switched by locking of a motor due to the increase in a frictional force by thermal expansion. SOLUTION: This air passage switching device comprises a rotor 71 having an air inlet R0 in the rotational axis direction and an air outlet R1 communicated with the air inlet R0 in the circumferential direction; a housing 72 rotatably storing the rotor 71, and having an air inlet H0 in its rotational axis direction and a plurality of air outlets H1-H5 in the circumferential direction; and the motor 73 rotating and driving the rotor 71 so as to communicate its air outlet R1 with either of the air outlets H1-H5 of the housing 72. A thinned part (groove 78) is formed in the outer circumferential face except for the circumferential edge of the air outlet R1 of the rotor 71.
Patent JP-2001274781-A (JP)
Title: Receiver and recorder
Inventor: SANO TATSUFUMI
IPC: H04L7/02
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a receiver that can receiver data, without having to stipulate a phase of a clock signal and a phase of data. SOLUTION: The receiver 23 has a generating circuit 231, that receives a clock signal CLK and data DTA synchronous with the clock signal CLK, delays the data DTA sequentially to generate M-sets (M is an integer of 4 or larger) of delay data, simultaneously latches the M-sets of the delay data by using the clock signal CLK to generate M-sets of latch data B(2)-B(n) and has a selection circuit 232 that selects latch data which are latched in the middle or nearly in the middle of a block, where the delay data are constant among M-sets of the latch data B(2)-B(n).
Patent JP-2001014670-A (JP)
Title: Magnetic transfer method and magnetic transfer device
Inventor: KOMATSU KAZUNORI
IPC: G11B5/85
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To transfer high-grade transfer patterns from a master carrier for magnetic transfer to a slave medium regardless of the positions of magnetic patterns by magnetic transfer. SOLUTION: This magnetic transfer method consists of disposing a pair of permanent magnets 8a and 8b formed by arranging a single permanent magnet having a magnetic field symmetrical with the axes of magnetic poles across a slave medium 4 in such a manner that the same magnetic holes face each other perpendicularly to the slave medium surface, adjacently arranging two pairs of 8a, 8b and 8c, 8d in such a manner that the polarities of the adjacent magnets differ from each other, rotating the slave medium 4 or two pairs of the permanent magnets in a track direction and previously causing the initial DC magnetization of slave medium carrier magnetization in the track direction by impression of the magnetic field to the track direction of the slave medium surface,  then bringing a master carrier for magnetic transfer and the slave medium 4 subjected to the initial DC magnetization into tight contact with each other and executing the magnetic transfer by impressing the magnetic field for transfer of the direction opposite to the initial DC magnetization direction of the slave medium surface in the track direction.
Patent JP-2001278396-A (JP)
Title: Liquid supply apparatus
Inventor: NAGASAKA YUTAKA
IPC: B67D3/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To prevent a liquid from being excessively supplied in the case where an equipment main body provided with a liquid supply apparatus is lifted and inclined, or in the case where the equipment main body is put on a slanting surface in an inclined state. SOLUTION: An opening/closing operating means 46 is operated accompanying the operation of putting the equipment main body on a setting place, and an on-off valve 10 of a container 12 containing a liquid is opened to enable the liquid to flow out of the container 12. Further, under the condition that the equipment main body is lifted, the on-off valve 10 of the container 12 containing the liquid is kept in a closed state by the opening/closing operating means 46. By this method, in the case where the equipment main body is lifted and inclined, an excessive supply of the liquid is prevented. Furthermore, in the case where the equipment main body is put on a slanting surface in an inclined state, the operation of the opening/closing operating means is controlled, and the on-off valve 10 is kept in a closed state to prevent the liquid from being excessively supplied.
Patent JP-2001272165-A (JP)
Title: Drying device for washed filter
Inventor: KAWAHATA TETSUYA
IPC: B01D41/04
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an efficient drying method for a wetted filter upon washing and reproducing the air filter for ventilation. SOLUTION: A drying device is constituted of an air intake, an air cleaning device, a heating device, a ventilating device, an opening for discharging drying air and a cleaning filter trestle, arranged at the vicinity of the opening. Upon cleaning and reproducing the wetted filter, the filtrating surface of the same filter is connected to the filter trestle of the drying device and is set to arrange the same so as to pass the drying air, discharged from the drying device, through the wetted surface whereby the efficiency of ventilating drying is improved.
Patent JP-2001282825-A (JP)
Title: Method and server for information retrieval and portable remote terminal
Inventor: FUJISAWA NORIYOSHI
IPC: G06F3/0484
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an information retrieval method with pattern recognition for personal and home usages. SOLUTION: A mail server 12 stores a mail attached with a retrieval image into a receiving folder 13a when a portable remote terminal 30 sends the image data taken by an enquirer to the mail server 12 using a communication function of the remote terminal 30. A retrieval server 10 separates the image data from the electronic mail, and which becomes an image key. After the retrieval server 10 collates the image key with a standard pattern stored in a recording medium 11b, the server 10 extracts database registration data stored in a recording medium 11a, which are correlated with the standard patterns, and sends back the extracted database registration data to the remote terminal 30.
Patent JP-2001284799-A (JP)
Title: Method for forming wiring for signal
Inventor: OGURA HIROSHI
IPC: H05K3/46
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide wires for signals which have a specified width and on the edge of which no burr is produced. SOLUTION: After metallic columns 16 are formed on points corresponding to via holes on the wiring, a dielectric film 17 is formed. The dielectric film 17 is polished by CMP until the metallic columns 16 at the via holes appear on the surface of the dielectric film 17. After the CMP polishing, patterning is made by a resist film 20 and wires for signals are formed by electrolytic plating. In this way, wires for signals having a specified width can be obtained without any burr at their edge, and a low-loss circuit board exhibiting specified frequency characteristics can be obtained.
Patent JP-2001281411-A (JP)
Title: Glare proof antireflection film and image display device
Inventor: MATSUNAGA TADAHIRO
IPC: G02B1/111
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To easily provide a glare proof antireflection film having satisfactory antireflection performance, glare proof properties and high definition at low cost only by forming at least one glare proof hard coat layer and a low refractive index layer on a transparent base and to provide a polarizing plate and an image display device using the film. SOLUTION: The glare proof antireflection film has at least one glare proof hard coat layer (2) on a transparent base (1) and a low refractive index layer (3) having a refractive index of 1.38-1.49 on the glare proof hard coat layer. The film has 3.0-20.0% total haze, and the definition of a transmitted image measured with an image clarity measuring instrument using an optical comb of 0.5 mm width is 30-70%.
Patent JP-2001276817-A (JP)
Title: Contaminated oil effluent treating device
Inventor: WAKATAKE TOSHIO
IPC: F27D7/06
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a contaminated soil effluent treating device which efficiently treats the contaminated soil effluent discharged from the cathode side of electrode pairs inserted into the contaminated soil with a simple treating means and makes the soil uncontaminated. SOLUTION: The contaminated water sucked from the water permeable pipe-like cathode 22 of the electrode pairs inserted into the contaminated soil 40 is cleaned by powder and granular adsorbents 30 in a mixing tank 29 and the treated water thereof is refluxed to an anode 21. Since the contaminated adsorbents are put into a dry state during the transfer by transfer means 32, 35 and 36 and are fed into a hopper 1 of a waste treating device, a steam explosion in a kiln 3 is prevented.
Patent JP-2001283881-A (JP)
Title: Fuel cell device and operating method of fuel cell device
Inventor: OMOTO SETSUO
IPC: H01M8/10
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To enable to supply fuel and the like in high precision to a reformer of a fuel cell device and also to aim cost reduction and compactness of the fuel cell device. SOLUTION: A fuel cell device is equipped with a reformer 30 for generating fuel gas to be supplied to each anode A of the fuel cell FC. To the reformer 30, methanol, reforming water and reforming air are supplied at a constant pressure respectively from a fuel supply portion 1, a water supply portion 20 and a blower B. And the liquid pressure inside the reformer 30 is kept constant by a pressure control valve PRV 3 and electromagnetic valves SV1, SV2, SV3, SV4 are provided in the liquid lines L1, L2, L3, L4 connecting the reformer 30 with the water supply portion 20 and the blower B, which open and shut intermittently each line.
Patent JP-2001281416-A (JP)
Title: Antireflection film
Inventor: TAKEMATSU KIYOTAKA
IPC: G02B1/11
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To avoid problems of conventional techniques such that it takes long time to form a transparent conductive thin film and a low refractive index layer, the processing speed is low and the corrosion resistance of the transparent conductive thin film is not enough. SOLUTION: The above problems are solved by successively forming a hard coat layer 3, a low refractive index layer 4a, a high refractive index layer 5 and a low refractive index layer 4b on a transparent base film 1 and by forming the high refractive index layer from an alloy conductive light-absorbing film.
Patent JP-2001290144-A (JP)
Title: Liquid crystal display device
Inventor: YAMAKITA HIROFUMI
IPC: G02F1/13357
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that the use efficiency of light is low and higher luminance is inhibited because the light from a back light repeatedly enters and reflects on the electrode part to generate loss. SOLUTION: The transmittance for light can be improved by forming a light-diffusing layer in the same pattern as a part or whole part of the area except for openings, for example, a common electrode, pixel electrodes, scanning signal lines, video signal lines and semiconductor switching elements so that the light emitting from the back light is diffused to enter the panel.
Patent JP-2001288618-A (JP)
Title: Highly shrinkable polyester fiber and string-like material comprising the same
Inventor: NOKUBO HARUO
IPC: D01F6/62
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a highly shrinkable polyester fiber capable of exhibiting high shrinkage and shrinkage stress, excellent in preservation stability at a high temperature of >=70 deg.C, and hardly causing deterioration of strength even if the fiber is used in a severe condition such as a high-temperature and high- humidity condition and the condition contacting with a chemical such as an alkali, and further to provide a string-like material comprising the polyester fiber. SOLUTION: This highly shrinkable fiber is composed of a blended polymer of a polyethylene terephthalate-based polyester with a polyethylene naphthalate- based polyester in a blend ratio (in weight) regulated so as to be (35:65)-(75:25), and has >=4 cN/dtex breaking strength, >=45 cN/dtex initial modulus, >=30% heat shrinkage at 150 deg.C, and >=0.09 cN/dtex heat shrinkage stress at 150 deg.C. The string-like material is obtained from the fiber.
Patent JP-2001287142-A (JP)
Title: Substrate edge polishing device
Inventor: KIMURA NORIO
IPC: B24B57/02
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a substrate edge polishing device capable of efficiently polishing the edge of a substrate and allowing compactification of the device. SOLUTION: This substrate edge polishing device comprises a vertically movable substrate holding part 14 for holding the substrate W with the edge of the substrate W exposed, and a rotatable polishing part 16 having a ring-like polishing surface 20 at a position facing to the edge of the substrate W held by the substrate holding part 14.
Patent JP-2001286510-A (JP)
Title: Steering/driving unit for wheelchair, and motorized wheelchair
Inventor: MIZOGAMI ISAMU
IPC: A61G5/04
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a steering/driving unit for a wheelchair that can be easily mounted on one of the right and left sides of the front part of a vehicle body of a common manual wheelchair, allows the wheelchair to be easily modified to a motorized type by its mounting, and allows arbitrary steering of the wheelchair, and provide a motorized wheelchair using the unit. SOLUTION: The steering/driving unit 1 is formed by fixing a mounting frame 7 having a wheel 4 or a wheel 5 forming one of right and left front wheels and a DC motor 6 for rotating it to the tip of a steering handle shaft 8 vertically and rotatably mounted on one of the right and left sides 2A and 2B of the front part of the vehicle body 2.