baber/WOPTO huggingface dataset:
Patent JP-H05189830-A (JP)
Title: Magneto-optical disk apparatus
Inventor: SUGANO TETSUO
IPC: G11B11/105
Filed: 1991-04-09
Abstract: PURPOSE:To simplify the constitution of the title apparatus and to achieve the high-speed access operation of the title apparatus. CONSTITUTION:Carriages 3a, 3b, object lenses 6a, 6b, bias magnetic-field generation parts 9a, 9b and optical heads 2a, 2b, provided with seek motors or the like, which are respectively independent are arranged and installed on both sides of a magneto-optical disk 11. One identical seek control signal is input to the individual seek motors; the individual optical heads are seek-moved simultaneously. Thereby, the control system of the seek motors is formed as a single system.
Patent JP-2000268327-A (JP)
Title: Magnetic head and its manufacture
Inventor: AJIKI MASARU
IPC: G11B5/39
Filed: 1999-03-19
Abstract: PROBLEM TO BE SOLVED: To correctly measure the depth of a magnetoresistance effect element and obtain a desired value by setting a marker piece exposed to one side face and arranged to measure the depthwise size of the magnetoresistance effect element from a slide face. SOLUTION: A magnetroresistance effect element 2 is set on a non-magnetic substrate 1. One primary face 3 is subjected to cylindrical grinding to obtain the slide face of a magnetic recording medium. The magnetoresistance effect element 2 is set for detecting magnetic signals recorded to the magnetic recording medium, with one end face exposed to the slide face. Since the magnetroresistance effect element 2 is preferably exposed to nearly the center of the magnetic recording medium in the magnetic head, another non-magnetic substrate 4 is set to butt with a face of the non-magnetic substrate 1 where the element 2 is arranged.  A marker piece 5 is exposed to at least one side face of the non-magnetic substrate 1, which is formed of a material visually recognizable from one side face of the magnetic head, showing a different color tone from the surrounding non-magnetic substrate 1 and having an equal hardness to the non-magnetic substrate 1 to prevent an uneven abrasion because of the cylindrical grinding.
Patent JP-H06287430-A (JP)
Title: Polycarbonate resin composition
Inventor: OKAMOTO MASAYA
IPC: C08L83/04
Filed: 1993-04-02
Abstract: PURPOSE:To obtain the subject composition excellent in flame retardance, mechanical strength, etc., useful for flame retardant parts of construction materials, OA equipments, etc., and comprising a rubbery elastomer and a polycarnonate-polyorganosiloxane copolymer having a specific main chain. CONSTITUTION:The objective composition comprises (A) 1-99(wt.)% polycarbonate-polyorganosiloxane having a main chain consisting of (i) a repeating unit of the formula I (R1 and R2 are H or 1-4C alkyl), (ii) a repeating unit of the formula II (R3 and R4 are H or 1-4C alkyl; X1-X4 are halogen) and (iii) a structural unit of the formula III (R5-R8 are H, 1-6C alkyl or phenyl; R9 and R10 are an organic residue containing an aliphatic or an aromatic group; A is a single bond of O or NH; k is 1-500) and a terminal polyhalogenophenoxy group of the formula IV (X5 is halogen; m is 1-5) and 99-1% rubbery elastomer.
Patent JP-H10298182-A (JP)
Title: New polycyclic compound
Inventor: MORETTI ROBERT
IPC: C09B48/00
Filed: 1998-03-25
Abstract: PROBLEM TO BE SOLVED: To obtain a new compound having excellent pigment characteristics, extremely suitably usable for coloring a polymer organic material. SOLUTION: This compound is shown by formula I (R and R' are independently; H, a 1-18C alkyl, etc.; X and X' are independently H, a halogen, OH, NH2 , COOH, etc.; Y and Y' are each independently H, a halogen, OH, NH2 , nitro, cyano, etc.; Z and Z' are each independently H, a halogen, OH, NH2 , COOH, cyano, a 1-18C alkyl, etc.; when X and X' are each OH, Y is not Y') such as a compound of formula II. The compound of formula I is obtained by reacting a compound of formula III (A is a 1-3C alkyl) with 1 equivalent of a compound of the formula BCO-CH2 -Y (B is OH or Cl) and a compound of the formula BCO-CH2 -Y' to form a compound of formula IV and then treating the reaction product with NaOH to carry out ring closure.
Patent JP-S58194878-A (JP)
Inventor: TAMARA BIKUTOROBUNA SUMIRUNOBA
IPC: A61K31/37
Filed: 1982-05-10
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-2000275676-A (JP)
Title: Liquid crystal display device and electronic appliance using the same
Inventor: CHO KOYU
IPC: G02F1/136
Filed: 1999-03-19
Abstract: PROBLEM TO BE SOLVED: To event malfunctions of a TFT due to incidence of light, prevent increase in parasitic capacitance, and maintain fast response of peripheral circuits by forming an insulating light-shielding film to cover at least a part of thin-film transistors for the peripheral circuits which constitute a signal line drive circuit. SOLUTION: The peripheral circuits include first peripheral circuits (scanning line drive circuits) C1, extended from scanning lines and arranged on the short sides (right and left sides) of a display part B and second peripheral circuits (signal line drive circuits) C2 extended from signal lines and arranged on the long sides (upper and lower sides). A black matrix 1 made of Cr is applied as a conductive light-shielding film on each scanning line drive circuit C1. An insulating black light-shielding film 201 made of an insulating black resin is applied on each signal line drive circuit C2. As for the material to form the resin-based insulating black light-shielding film 201, a polyimide mixed with a black color pigment is preferably used.
Patent JP-S60219861-A (JP)
Title: Conference talking system
Inventor: AMANO FUMIO
IPC: H04Q11/04
Filed: 1984-04-17
Abstract: PURPOSE:To improve the operating efficiency of a loop transmission line by using only one channel in the loop transmission line so as to attain conference talking and identifying the transmitting state of voice information of a terminal equipment so as to control the transmission time region. CONSTITUTION:The voice transmitted from a handset of a terminal equipment is subject to digital coding at a coding section COD and stored in a storage section REG. A control section CTL detects the presence of voice information to be transmitted, inserts the voice detection information to a voice detecting information section included in a time slot for data by an inserting section I and the result is transmitted to the loop transmission line L. Moreover, the voice stored in storage section REG is transmitted to a selection section SEL2 as voice information usable for the entire time region of the voice section and a 1/3 time region is transmitted to a three split data synthesis section TS as the voice information possible for use. The control section CTL analyzes the voice detecting information section from a branched section D and controls selection sections SEL1-SEL3.
Patent JP-S60219750-A (JP)
Title: Polishing method for back surface of semiconductor substrate
Inventor: NAKAMURA MASAKI
IPC: H01L21/304
Filed: 1984-04-17
Abstract: PURPOSE:To shorten the procedure by removing processes with dangers such as the use of organic flux by a method wherein the main surface of a semiconductor substrate finished in wafer processing is covered with a water-soluble resin film, and the back surface of the substrate is flatly ground. CONSTITUTION:The main surface of the semiconductor substrate is coated with a protection film made of a water-soluble resin (polymer substance). 1.0-2.0 [mum] is suitable for the coating thickness. Next, the main surface side of the substrate is fixed from above with a vacuum chuck or the like. Using an organic flux such as freon (carbon tetrafluoride) which does not dissolve the water-soluble resin of the protection film of polyvinyl alcohol, etc. for the cooling liquid, the back surface of the substrate is flatly ground with a grinding plate similar to the conventional one rotating at high speed.
Patent JP-S572323-A (JP)
Title: Preparation of polyisocyanurate resin
Inventor: NOMURA TAKAO
IPC: C08G18/02
Filed: 1980-06-06
Abstract: PURPOSE: To obtain the titled resin having improved curability, impact resistance and rigidity, by reacting a high polymeric polyhydroxy compound containing a specific polymeric polyol with an organic polyisocyanate in a specific proportion to give a specific density or more.  
     CONSTITUTION: (A) A high polymeric polyhydroxy compound containing a polymeric polyol obtained from a high polymeric polyol having an OH equivalent of 500W3,000 and an ethylenically unsaturated monomer at least partially is reacted with (B) an organic polyisocyanate, e.g. tolylene diisocyanate, and (C) a crosslinking agent, preferably ethylene glycol, and if necessary (D) a blowing agent in the presence of a trimerization catalyst, e.g. a tertiary amine. The ratios between the amounts of the components to be used are as follows; an isocyanate index of 200W 500 and an equivalent ratio between the components (B) and (C)/component (A) ≥20. The density of the resultant resin is adjusted to >0.5g/mm 3 . 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H02252458-A (JP)
Title: Blood bag capable of being unsealed by tearing up
Inventor: KUWABARA MAKIKO
IPC: A61J1/10
Filed: 1989-03-28
Abstract: PURPOSE:To enable a blood bag to be unsealed easily so that blood plasma in the bag can be poured easily into a raw material tank by setting an orientation direction of a sheet in a direction from the notch side toward the blood inlet side of the bag. CONSTITUTION:For the sake of forming a blood bag, a biaxially oriented sheet, which has a stronger orientation in transverse direction, is obtained by stretching an unoriented sheet made of a thermoplastic resin in longitudinal direction by 1.01- to 2.0-fold and then stretching it in transverse direction by 2.5-fold or more. The stretching ratios in longitudinal and transverse directions are allowed to be in reverse directions. A metal mold for the bag is so arranged that a direction from a side of notch 3 toward that of blood inlet 7 is in the transverse direction, the sheet is hot-cut into a shape of the bag, two bag-shaped sheets are put one upon another and the bag is formed by welding together their peripheral three sides. The blood bag is finished by welding and attaching the inlet tube 7, a blend inlet 9 and a TP case 10 to the open end of that bag. A tearing line 8 is formed by cutting the bag-shaped sheet almost straightly from the notch 3 along the stronger orientation direction of the sheet with a high frequency cutter, a heat cutter, an ultrasonic cutter, etc.
Patent JP-S535136-A (JP)
Title: 2-hydroxy-3-methyl-3-(4-isobutylphenyl)acrylonitrile preparation
Inventor: KIKAZAWA KAZUO
IPC: C07C67/00
Filed: 1976-07-01
Abstract: PURPOSE: 2-Hydroxy-3-methyl-3-(4-isobutylphenyl)acrylonitrile and 3methyl-3-(4-isobutylphenyl)pyruvonitrile I and II. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S60220686-A (JP)
Title: Transmitting device and receiving device of tv concealing device
Inventor: TOKUNAGA CHIYUUJI
IPC: H04N7/169
Filed: 1984-04-17
Abstract: PURPOSE:To attain concealing process on TV video signals to an intermediate degree, by providing two paths which respectively transmit odd fields and even fields and inverting the polarity of the picture signal part of signals on the paths. CONSTITUTION:Video signals are controlled by switches 2 and 5 and their odd fields and even fields pass different paths. The polarity of the picture part of the odd fields is inverted at an inverter circuit 8 in accordance with a control signal from a pseudo code generating circuit 9 and picture signals of positive or negative polarity are produced. The even fields are inputted in another inverter circuit 7 after they are delayed by H/2 at a field delaying circuit 6 and the control signal from the pseudo code generating circuit 9 is inverted by an NOT circuit 11 at the circuit 7. The polarity of the picture part of the even fields is inverted in accordance with the control signals which is further delayed by another H/2 by a delay circuit 12 and picture signals of positive or negative polarity are produced.
Patent JP-H09266032-A (JP)
Title: Connector cover, plug and electronic device
Inventor: HONMA TAKASHI
IPC: H01R13/658
Filed: 1996-03-29
Abstract: PROBLEM TO BE SOLVED: To avoid the occurrence of an external aerial discharge by providing, on a connector cover, a collar part for covering at least the circumference of a socket of the surface of an electronic device. SOLUTION: This connector cover 1 is formed of a body part 2 to be installed to a plug 20, and a collar part 3 for covering at least the circumference of a socket of the surface of an electronic device 10, and it is used by being put on the insulating cover 24 of the plug 20. The plug 20 covered with the insulating cover 24 has a ground cover 22 protruded on the front end, which is made of metal to form a conductive part. A plurality of connector pins are protruded forward within the ground cover 22. When the plug 20 is connected to the socket of the electronic device 10, the conductive part exposed between the plug 20 and the socket is covered with the body part 2 and the collar part 3, and a passage having a prescribed length for conducting an arc from the outside to the conductive part can be also provided. Thus, an external aerial discharge is hardly caused.
Patent JP-S59202880-A (JP)
Title: Printing control by plural printing controllers
Inventor: OIKAWA IWAO
IPC: G06F3/12
Filed: 1983-05-04
Abstract: PURPOSE:To expand the degree of freedom of the printing position to the line direction and facilitate the high speed output by a method wherein printing data of one page, compiled by each line, or printing data of one line, complied with figure letters and control letters, are printed by a plurality of printing controller. CONSTITUTION:Printing data are compiled in a printing apparatus, in which the printing osition to the line direction is controlled by a forms control buffer, by separating fractional formulae into three lines n-1, n and n+1. Wi means a shifting pitch of the line and lj means the size of a letter. The number of lines and the shifting pitch of each line are loaded into the forms control buffer 3 previously from CPU and memorized. The printing data, compiled for each line and transmitted from CPU, are put into an input buffer 1 and subjected to the process such as CG address conversion from the letter codes by a compiling processor and memorized in a page buffer 4. When the data for one page are stored, the printing data are read out by each line from the page buffer by a read-out part 5 and transmitted to a printing controller and converted into dot patterns by CG10 and transmitted to PR and the printing operation is performed.
Patent JP-H08295684-A (JP)
Title: Insecticidal (tetrahydro-3-furanyl)methyl derivative
Inventor: KINOSHITA KATSUTOSHI
IPC: A01N43/08
Filed: 1995-04-03
Abstract: PURPOSE: To obtain the subject new compound derivative which is a specific (tetrahydro-3-furanyl)methyl derivative, having high insecticidal activities and a wide insecticidal spectrum and useful as an active ingredient, etc., of an insecticide used in the agricultural field. CONSTITUTION: This new (tetrahydro-3-furanyl)methyl derivative of formula I [R1 and R2 are each H or a (substituted)1-5C alkyl; B is NR5 (R5 is H, a 1-5C alkyl, a 2-5C alkenyl, etc.) when A is N while B is N hen A is NR4 ) (R4 is the same kind as that of R5 ); R3 is H, a (substituted)1-5C alkyl, a (substituted)2-5C alkenyl or a (substituted)2-5C alkynyl; X1 and X2 are each a halogen]. The derivative is useful as an active ingredient, etc., of an insecticide. The compound is obtained by treating a (substituted)(tetrahydro-3-furanyl) methylamine of formula II with a bis(alkylthio)nitromethylene derivative of formula III (R6 is a lower alkyl) and then reacting the resultant compound with amines of the formula HNR3 R5 , providing a compound of formula IV and subsequently treating the resultant compound of formula IV with a halogenating agent.
Patent JP-H01251354-A (JP)
Title: Magneto-optical recording medium
Inventor: KOBAYASHI YOSHIMITSU
IPC: G11B11/10
Filed: 1988-03-30
Abstract: PURPOSE:To improve corrosion resistance by sticking magneto-optical recording media each consisting of a specific interference layer, a magneto-optical recording layer, a reflecting layer, and a protective layer onto substrates by disposing the protective layer sides opposite to each other and interposing a specific adhesive layer therebetween. CONSTITUTION:The interference layer consisting of a metal oxide, the magneto-optical recording layer consisting of an alloy of a rare earth metal and transition metal, the reflecting layer which is provided in contact with the recording layer and consists of Al or essentially consists of Al, and the protective layer consisting of a metal oxide are provided onto the substrate. Two sheets of such magneto-optical recording media each consisting of the substrate/the interference layer/the recording layer/the reflecting layer/the protective layer are stuck to each other by the adhesive layer by disposing the protective layer sides opposite to each other. The adhesive layer which is low in internal stress, does not crack and warp the media, has low moisture permeability and is capable of highly suppressing the corrosion by moisture is preferable. The adhesive layer having <=50kgf/cm<2> 100% tensile stress specified by JIS K 6301 and <=20g/m<2> moisture vapor transmission rate in 24h specified by JIS Z 0208 is more preferable. The corrosion resistance of the medium is thereby greatly improved.
Patent JP-H11268928-A (JP)
Title: Glass having absorption and low transmittance to ultraviolet and infrared ray
Inventor: SETO HIROMITSU
IPC: C03C4/08
Filed: 1998-03-25
Abstract: PROBLEM TO BE SOLVED: To obtain glass having absorption and low transmittance to ultraviolet and infrared ray, having green-gray-based color tone close to neutral color, having low visible light transmittance, solar radiation transmittance and ultraviolet transmittance and useful as glass for privacy protection of rear windows of passenger cars. SOLUTION: This glass having absorption and low transmittance to ultraviolet and infrared ray comprises a base glass composition comprising 65-80 wt.% SiO2 , 0-5 wt.% Al2 O3 , 0-10 wt.% MgO, 5-15 wt.% CaO (MgO+CaO=5-15 wt.%), 10-18 wt.% Na2 O, 0-5 wt.% K2 O (Na2 O+K2 O=10-20 wt.%) and 0-5 wt.% B2 O3 and 1.1-1.5 wt.% total oxide iron (T-Fe2 O3 ) expressed in terms of Fe2 O3 , 0.01-0.019 wt.% CoO and >0.0008 and <=0.003 Se and 0.055-0.1 wt.% NiO as a coloring component. In the glass having a thickness in a range of 2-5 mm, visible light transmittance (YA) measured by using light source (A) is 10-25 wt.% and solar radiation transmittance (TG) is 5-20 wt.% and ultraviolet ray transmittance (Tuv) specified by ISO is <=15 wt.%.
Patent JP-H04313113-A (JP)
Title: Semiconductor device
Inventor: AMI YASUHIRO
IPC: G06F1/14
Filed: 1991-04-10
Abstract: PURPOSE:To set the count value which decides the overflow of the count value of a counter without using a program nor hardware. CONSTITUTION:The count value of a counter 2 is inputted to a coincidence circuit 3. Then the count value which decides the overflow of the count value inputted to an external terminal D is inputted to the circuit 3 via an input port C. The circuit 3 detects the coincidence between the count value of the counter 2 and the count value received from the terminal D and outputs an overflow signal Tovr to an overflow signal line B when detecting the coincidence. As a result, no register is required to store the count value which decides the overflow of the count value of the counter 2.
Patent JP-S63243920-A (JP)
Title: Liquid crystal display device
Inventor: GOHARA YOSHIHIRO
IPC: G09G3/36
Filed: 1987-03-31
Abstract: PURPOSE:To obtain a liquid crystal display device having a good display grade by dividing a liquid crystal panel to two regions and periodically providing periods for impressing a high-frequency voltage and periods for impressing no voltages to the other region during selective scanning period of the one region. CONSTITUTION:A driving voltage generating circuit 19 supplies driving voltages of respective levels to respective scanning drivers 15, 17 and respective signal drivers 16, 18. A control circuit 20 supplies respective control signals and display data to the respective drivers according to display signals. The respective scanning drivers 15, 17 and signal drivers 16, 18 drive respective scanning electrodes 11, 13 and respective signal electrodes 12, 14. The periods for impressing the high-frequency voltage and the periods for impressing no voltages exist at the prescribed periods in the lower region during scanning of the upper region. Conversely, the periods for impressing the high-frequency voltage and the periods for impressing no voltages exist at the prescribed periods in the upper region during scanning of the lower region. The differences in the display brightness in the respective divided regions of the liquid crystal panel are decreased by periodically providing the above-mentioned periods to the above-mentioned regions in such a manner. The liquid crystal display having the good display grade is thus obtd.
Patent JP-2000276726-A (JP)
Title: Magnetic memory medium
Inventor: AKIMOTO HIDEYUKI
IPC: G11B5/738
Filed: 1999-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic memory medium which is capable of recording information with a high recording density and reproducing this information with high signal quality (high S/N) and in which a long life of the information can be achieved. SOLUTION: This magnetic memory medium has a plurality of magnetic layers 1.1 and 1.2 on a nonmagnetic substrate 3 and an antiferromagnetic parting layer 2 which is interposed between these magnetic layers 1.1 and 1.2 and parts the plural magnetic layers 1.1 and 1.2 from each other. Since an exchange interaction mutually acts between the magnetization of the ferromagnetic material constituting the plural magnetic layers 1.1 and 1.2 and the magnetization of the antiferromagnetic material constituting the parting layer 2 parting the magnetic layers 1.1 and 1.2, the magnetic information recorded on these magnetic layers 1.1 and 1.2 is stable against thermal fluctuations and is maintained for a long period of time.
Patent JP-H0349020-A (JP)
Title: Magnetic recording medium
Inventor: SHINOHARA HAJIME
IPC: G11B5/64
Filed: 1990-03-27
Abstract: PURPOSE:To obtain a medium having little noise, good corrosion resistance and high coercive force by forming a Cr base layer of specified thickness on a nonmagnetic substrate and growing a composition comprising specified proportions of Cr, Ta and Co by vapor deposition on the Cr base layer. CONSTITUTION:A base layer comprising Cr metal or Cr alloy having 300-1000Angstrom  thickness is formed on a nonmagnetic substrate. Then, a magnetic recording layer with compsn. of 5-15 at% Cr, 1-8 at% Ta and the balance substantially Co is formed on the Cr base layer in a manner that the axis of easy magnetization of the recording layer is oriented along the substrate plane. Thereby, even when the Cr or Cr-alloy layer between the substrate and the magnetic layer is thin, the obtd. medium has little noise, good corrosion resistance and high coercive force.
Patent JP-S52906-A (JP)
Title: Smokeless engine oil
Inventor: TSUZUKI KUNIHIKO
IPC: F02B75/02
Filed: 1975-06-24
Abstract: PURPOSE:Smokeless engine oil for two cycle engine.