baber/WOPTO huggingface dataset:
Patent JP-2001226304-A (JP)
Title: Method for producing hydroxyaromatic compound
Inventor: NORITAKE TOMOYUKI
IPC: C07B61/00
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a hydroxyaromatic compound, especially a compound excellent from the viewpoint of industrial operation, comprising the decomposition of a hydroperoxy aromatic compound followed by the neutralization and purification of the produced hydroxyaromatic compound and effective for suppressing the generation of a heavy component in and after the neutralization step to improve the yield of the objective hydroxyaromatic compound and prevent the corrosion of the apparatus. SOLUTION: The objective method for the production of a hydroxyaromatic compound contains the following steps. Decomposition step: a step to decompose a hydroperoxy aromatic compound in the presence of an acidic substance to obtain a hydroxyaromatic compound and a ketone compound; neutralization step: a step to neutralize the liquid containing the hydroxyaromatic compound obtained by the decomposition step with an alkaline aqueous solution keeping the A value to 4.5-5.5 (A value is the pH of water layer obtained by collecting exclusively the oil layer after neutralization, thoroughly mixing the oil with 1/2 volume of ion-exchanged water based on the oil and leaving the mixture at rest); and purification step to separate a low-boiling component from the hydroxyaromatic compound by the distillation of the oil layer obtained by the neutralization step.
Patent JP-2001199809-A (JP)
Title: Insect pest controller
Inventor: KAWAMOTO SHOICHI
IPC: A01N31/02
Filed: 2000-01-17
Abstract: PROBLEM TO BE SOLVED: To obtain an insect pest controller containing an insecticidal component which is undecomposable during preservation even if used together with a lower alcohol and stably maintains an effect, suitable for controlling a gastropod such as slug, etc. SOLUTION: This insect pest controller is characterized in that the controller contains a lower alcohol and 2-(4-ethoxyphenyl)-2-methylpropyl-3-phenoxybenzyl ether as active ingredients.
Patent JP-2001237775-A (JP)
Title: Data-receiving device
Inventor: WATANABE YUJI
IPC: H04B10/114
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a data-receiving device capable of receiving an infrared ray from a transmitting device, regardless of its holding angle. SOLUTION: This data receiving device is provided with a light receiving part for receiving infrared rays, and the infrared rays are receiving by the light-receiving part so that data can be received. This data-receiving device is provided with a body and a rotating part set via a rotary shaft at the body so as to be freely rotatable, and on the upper face of the rotating part the light-receiving part is fixed. The rotating part has a center of gravity located at the lower part of the rotary shaft.
Patent JP-2001241050-A (JP)
Title: Structure of foundation in vibration-isolating building
Inventor: MORI TOSHIYUKI
IPC: E02D27/34
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide the structure of a foundation in a firmly built vibration- isolating building, which has high stretching rigidity in spite of small volume and in which differential settlement is not generated. SOLUTION: A plurality of spot-like foundations 10 composed of concrete independent foundations bearing an aseismic isolator 2 are installed mutually at intervals, these stop-like foundations 10 or the like are connected mutually by horizontal linear post jointings 8, 9, and the post joinings 8 are borne by a ground 11.
Patent JP-2001237485-A (JP)
Title: Assembling method for light-receiving/emitting module for optical pickup
Inventor: KOBAYASHI KAZUHIRO
IPC: G11B7/125
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To allow high accuracy assembly of a light-receiving element for an optical pickup at low-cost facility and less processes. SOLUTION: A light-receiving element block 5 is so worked that its length is L-α against L of a light-receiving element, its width being equal to W of the light-receiving element, and its height is a prescribed value which satisfies relationship with a light-emitting part 3a of a light-receiving part 4a in terms of height. Both the light-receiving element block 5 and a light-emitting element block 1 are fitted to a common base stage, so that the upper surface of the block 5 is away from the block 1 with a gap equal to α/2 or smaller. With this configuration, a solder ribbon 6 and a light-receiving element 4 are placed in the order on the upper surface of the light-receiving element block 5. They are heated together with the base stage to fully melt the solder and then cooled.  The light-receiving element 4 hits against the light-emitting element block 1 under the surface tension of the molten solder, to establish accurate light- receiving/emitting distance.
Patent JP-2001243720-A (JP)
Title: Synchronous clock signal generating device and information recording and reproducing device provided with the device
Inventor: WATANABE SHIYOUSO
IPC: H03L7/14
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To prevent an inaccurate clock signal from being generated while a wobble signals is disturbed. SOLUTION: A carrier reproduction circuit 10 receives reflected light from an optical disk and outputs a wobble signal of a high frequency, a VOC 1 outputs an optional clock signal, and a synchronous computer circuit 11 synchronously compares the wobble signal with the clock signal and generates a clock signal synchronized with the wobble signal, and a mask signal generation circuit 14 masks the wobble signal outputted by the circuit 10 and stops the generation of a clock signal in the case of generating the clock signal when reproduction is shifted to recording.
Patent JP-2001242463-A (JP)
Title: Method for manufacturing liquid crystal display device
Inventor: TAKAYASU TOYOAKI
IPC: G02F1/1339
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a the method manufacturing a liquid crystal display device by which a gap between a pixel substrate and a transparent substrate is made as deigned, and moreover no image display unevenness is created. SOLUTION: In the method for manufacturing the liquid crystal display device, where an alignment part 1 is formed on a transfer plate 3, a printing liquid 4 is applied on the alignment part 1, the printing liquid 4 is transferred onto the pixel substrate 5 or the transparent substrate 7, by bringing the alignment part 1 side of the transfer plate 3 into contact with the pixel substrate 5 or the transparent substrate 7b to from an alignment layer 6, then a sealing agent 8 which encloses the alignment layer 6 and includes spacer balls 9 overlapping the peripheral part of the alignment layer 6 is formed on the pixel substrate 5 or the transparent substrate 7, the alignment layers 6 and 6 are made to counterpose to each other, the pixel substrate 5 and the transparent substrate 7 are stuck to each other through the sealing agent 8,  so as to have a prescribed gap and a liquid crystal layer 10 is injected into the gap, where the alignment part 1 has protruding parts 2 upwardly protruding at the peripheral part thereof.
Patent JP-2001243886-A (JP)
Title: Member for plasma display, plasma display and manufacturing method therefor
Inventor: OKUYAMA KENTARO
IPC: H01J11/34
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a plasma display and its manufacturing method with high reliability and a longer life. SOLUTION: The member for a plasma display with a MgO film on a plurality of electrodes on a substrate has density of the MgO film of 3.2 g/cm3 and over. In the manufacturing method for the member for the plasma display and the plasma display formed with MgO film on a plurality electrodes on the substrate, impurity level I in the decompression atmosphere which is calculated by the following formula is 110 ppm and under after the substrate is disposed in a vacuum chamber and discharged of air in advance, in forming the MgO film on a plurality of electrodes on the substrate in the decompression atmosphere with the introducing gas. I= (Qb+Qimp)/Qgas, where, Qb: build up rate of the vacuum chamber, Qimp: quantity of impurity composition in the introducing gas at a gas inlet port of the vacuum chamber, Qgas: introducing gas mass flow. Each unit is Pa.m3/s.
Patent JP-2001241881-A (JP)
Title: Multi-layered heat exchanger
Inventor: HIGASHIYAMA NAOHISA
IPC: F28F9/02
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To obtain a multi-layered heat exchanger for use in an evaporator, or the like, in which brazing performance is enhanced at the part of a pipe fixing plate being inserted into a fluid introduction pipe and at the intermediate parts of fluid discharge pipe inserting parts, and to prevent occurrence of short cut (short circuit) channel between a fluid introduction side channel and a fluid discharge side channel due to defective brazing. SOLUTION: A cut 13 is made at the intermediate part of the front and rear pipe inserting parts 11, 12 in a pipe fixing plate 10 of a multi-layered heat exchanger 1. The cut 13 is opened downward at the lower end of the plate 10 or opened upward at the upper end thereof. When it is heated for collective brazing by vacuum brazing, flux brazing or in-furnace brazing method while being combined by means of a jig, air escapes from the air gap in the cut 13 of the pipe fixing plate 10 of the outside through the upper or lower open end 13c of the cut 13, thus enhancing brazing performance.
Patent JP-2001240842-A (JP)
Title: Uv-curing type adhesive composition and its adhesive sheets
Inventor: YAMAMOTO MASASHI
IPC: C08G18/81
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide adhesive sheets of ultra violet (UV) curing type capable of being cured by UV irradiation with low irradiation intensity and in a short tome and contributing to save energy improve the productivity as a material for processing, fixing semiconductor wafers or protecting the surface of semiconductor wafers. SOLUTION: This UV curing type adhesive sheet is prepared by providing a UV curing type adhesive composition layer containing a photoinitator having a >=1,000 mol-1 cm-1 molar absorption coefficient at 365 nm wave length and a >=420 nm maximum absorption wave length on the long wave length side, on a light transmitting base material.
Patent JP-2001243471-A (JP)
Title: Image recognition device and recording medium
Inventor: TANIGUCHI KEITARO
IPC: H04N1/40
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide an image recognition device which eliminates the need for adjustment or requires only a little adjustment and is high in flexibility irrelevantly to the kind of equipment. SOLUTION: This device is equipped with a color space conversion part 10 which receives RGB data and CMYK data and finds a standard color space value and a recognition part 20 which receives the standard color space value outputted from the color space conversion part and performs recognition processing. The recognition processing is carried out according to the standard color space value which is the absolute value of a color, so there is no variance in value among devices. That is, the recognition algorithm of the recognition part 20 can be made common and even a specific color constituting a specific pattern of the object to be recognized is extracted precisely with a high recognition rate.
Patent JP-2001251846-A (JP)
Title: Power semiconductor device
Inventor: ONUMA TOMOYUKI
IPC: H01L21/822
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a power semiconductor device where a normal SIT is a main device and which can relax the hardness of the handing of a conventional SIT and can be driven easily, and moreover can made the most of the performance of SIT. SOLUTION: This power semiconductor device, composed mainly of an SIT1, MOSFET2, Zener diode 3, diode 5, and DC power source 4, and the source for the SIT1 and the drain of the MOSFET2 are connected with each other in series. The gate of the above SIT1 is connected to the cathode of the Zener diode 3, and the anode of the Zener diode 3 is connected to the source of the MOSFET2. The above DC power source 4 is connected via the diode 5 to both ends of the above Zener diode 3.
Patent JP-2001250237-A (JP)
Title: Optical information recording medium and its reading method
Inventor: TODA TOSHITAKA
IPC: G11B7/0065
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of noises due to the fact that zero-order diffracted light caused by the outer shape of a cell is spread and superposed on 1st-order diffracted light for reading information, in an optical information recording medium formed by arranging plural diffraction grating cells on the surface of a substrate as an information recording element. SOLUTION: In most of diffraction grating cells constituting an information recording part, the direction of a line segment defining the outer shape of the cell is differentiated from the direction of an internal diffraction grating.
Patent JP-2000284193-A (JP)
Title: Device and method for monitoring and controlling signal transmission
Inventor: DONALD DAVID K
IPC: H04B10/07
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To effectively utilize which is incidentally reflected by a fluid operable optical switch when the switch is in a transmission state by deciding a no-fault state in response to the detection of light incidentally reflected by a chamber. SOLUTION: When a traffic detector 41 or 43 detects the absence of input traffic A or C by a transmission line 13 or 15, a switch controller 46 inhibits the normal reflection state of the switch 10 and allows an alternative transmission state. The traffic detector 43 monitors an input waveguide 21 as to whether or not there is incidentally reflected light. When the signal propagation through the waveguide 21 is restarted, a transmission line that a light signal C passes through across a liquid operable chamber 32 is formed. Small-quantity of leakage light from the light signal C is incidentally reflected by the border surface between the chamber 32 and waveguide 21. In response to the detection of the incidentally reflected light signal passed through an intermediate waveguide 27, a controller 46 inhibits the alternative transmission state and allows the normal reflection state again.
Patent JP-2001247326-A (JP)
Title: Method for producing optical fiber preform
Inventor: WATANABE MASATAKA
IPC: C03B37/012
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing in high yield a high-quality optical fiber preform with neither diameter fluctuation nor cells through making a heat welding between a silica tube and a core rod while easily supporting the core rod inserted into the silica tube. SOLUTION: This method comprises the following practice: a dummy tube 3 is connected to the lower end of a silica tube 1, a core rod-placing tube 4 with a notched groove 5 is inserted into the dummy tube 3 and supported on the lower end of the dummy tube 3, and a core rod 2 is then inserted into the silica tube 1 and placed on the core rod-placing tube 4, subsequently an electric furnace 11 is relatively moved to peripherally heat the silica tube 1, thereby accomplishing a heat welding between the core rod 2 and the silica tube 1.
Patent JP-2001220704-A (JP)
Title: Structure formed by hardening wood chips with liquid synthetic resin mixed with fiber
Inventor: GOTO SUSUMU
IPC: E04C2/20
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a tough structure (pavement, block) formed of wood chips and presenting an excellent landscape. SOLUTION: This structure is formed of wood chips 1 and liquid synthetic resin 2 mixed with fibrous materials. This structure is formed of wood chips 1, other aggregates 3 and liquid synthetic resin mixed with the fibrous materials. This structure is formed by integrating the above mixed material with a concrete structure.
Patent JP-2001262421-A (JP)
Title: Impact-resistant helmet
Inventor: TATE YOSHIJIRO
IPC: A42B3/06
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To impart excellent impact resistance, good handleability and measures for preventing a ceramic from being scattered to a helmet made of a plastic or a metal. SOLUTION: This impact-resistant helmet is characterized by coating and fixing a part or the whole of a ceramic-fixed blow molded product or the ceramic-fixed blow-molded product and a helmet with a sheet material such as a fiber fabric or a nonwoven fabric in the impact-resistant helmet formed by installing or fixing the blow-molded product having a truncated cone-shaped external appearance on the external surface of a main body of the helmet made of a plastic or metal and fixing the ceramic on the surface of the truncated cone. The main body of the helmet is preferably made of a high-strength fiber reinforced plastic and the blow-molded product is preferably installed or fixed so as to freely be attached and removed to the main body of the helmet.
Patent JP-2000262219-A (JP)
Title: Stabilized cheese cake product
Inventor: RAPAPORT LAUREN ELYSE
IPC: A21D13/08
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a low-water content cheese cake product having a long preservation life. SOLUTION: This cheese cake product comprises a crust having about 0.40 to about 0.85 water activity and a cheese cake filling having about 0.76 to about 0.86 water activity. The final cheese cake product has about 0.60 to about 0.86 water activity. The preservation life of the cheese cake product is at least three months at a refrigeration temperature. In a cheese cake product in a preferable mode state, its size and shape are suitable for individual serving as a snack or dessert. The filling contains < about wt.% cream cheese and a component participating in reduction in water activity of the cheese cake product.
Patent JP-2001267855-A (JP)
Title: Equipment having buzzing tone generating function
Inventor: AZECHI OSAMU
IPC: H03B5/20
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To realize a buzzing tone generating circuit by inexpensive constitution without preparing an exclusive oscillator, sine wave oscillation circuit or rectangular wave oscillation circuit for generating a buzzing tone. SOLUTION: Since a feedback circuit for feeding back an output from an amplifier part to the input side is prepared, a switch part for switching connection between a sound source and the feedback circuit is connected to the input side of the amplifier part, so that the amplifier part shares a sound signal outputting function and a buzzing tone generating function.
Patent JP-2001265672-A (JP)
Title: Electronic mail service system and recording medium having program for making computer execute the same recorded thereon
Inventor: SAKATA KAZUHIRO
IPC: H04L12/58
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a mail service system for enabling the receiver of mail to easily specify the sender of the mail. SOLUTION: This electronic mail service system for transmitting and receiving electronic mail to which a mail address used by the sender is at least attached is provided with a mail change part for changing a different name corresponding to the mail address registered beforehand so as to be added to the electronic mail or changing the mail address to the different name.
Patent JP-2001268596-A (JP)
Title: Encoder and decoder
Inventor: TADENUMA MAKOTO
IPC: H04N19/30
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To perform irreversible transmission of first and second image signals without causing noticeable degradation of image quality. SOLUTION: Values at points transferred to left or right by a quarter sub- sampling cycle according to parity of scanning line numbers are calculated by a digital interpolation processing for each of image signals for left and right eyes to which a filter processing is performed by two-dimensional trapezoidal filters 7a, 7b in a field by quarter sub-sampling cycle transfer point interpolators 9a, 9b of an encoder 1. Quarter sub-sampling cycle transfer point interpolators 12a, 12b of a decoder 2 have the same structure as the quarter sub-sampling cycle transfer point interpolators 9a, 9b.
Patent JP-2000330872-A (JP)
Title: Data processor, data processing system and method
Inventor: OISHI TAKEO
IPC: G10L25/51
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To accurately execute processing based on a prescribed processing block and deciphering processing by simple constitution in the case of ciphering data processed by compression or the like in each prescribed processing block in each prescribed ciphering block and storing the ciphered data in a storage medium. SOLUTION: The data processor is provided with a ciphering/deciphering unit 64 for ciphering/deciphering data in each ciphering block of prescribed data length, a compression/extension module 45 for applying prescribed processing to data in each processing block having integer times the data length of the ciphering block and a flash memory 34 for storing ciphered data. A portable player 4 writes data in the flash memory 34 so that data stored in the same ciphering block are stored in the same processing block and reads out data from the memory 34 in each processing block.
Patent JP-2001264648-A (JP)
Title: Optical switching element, optical switching device, optical switching unit, picture display device and method for manufacturing optical switching device
Inventor: TAKEUCHI TETSUHIKO
IPC: G02B26/08
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a device high in reflecting efficiency in an optical switching device which drives an optical device provided with a reflecting film by an actuator. SOLUTION: It becomes a position where an edge 46a of the reflecting film retreats from an edge 4a of a prism to a side face 3b of the optical device 3. Because the edge 46a of the reflecting film is covered with the resin constituting the prism 4, it is lost that an etching agent and the reflecting film when performing the isolation contact soon, and the influence from the etching agent stops reaching. Therefore, the metal good in the reflexivity ability which has not been used when manufacturing the optical switching device by a material system such as aluminum or silver using hydrofluoric acid as the etching agent can be used.
Patent JP-2001228882-A (JP)
Title: Portable telephone, music delivery and reception system
Inventor: KUSUMI TOSHIO
IPC: H04W88/02
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide portable telephones, which is one of Japan strong developing field and with which users are able to enjoy music, while Japan appears to lag somewhat behind the personal computers and next generation computers of the whole world, and to provide the world with music by utilizing signal delivery, transmission and artificial satellites, for widening the fields of media, proving a delivery station and carrying out the introduction and order receipt of the new music and the new musical scores by disposition of signal delivery stations. SOLUTION: These portable telephones are revolutionary portable telephones, which allow music selection, retrieval of new music, information on new musical scores, ordering and listening of the entire music by means of push buttons and incorporate flash memory (memory elements) storing the music, even after switching off of signal reception and therefore enable enjoyment of music.