baber/WOPTO huggingface dataset:
Patent JP-H06291043-A (JP)
Title: Gas introduction system
Inventor: YAGI TORU
IPC: H01L21/205
Filed: 1993-04-06
Abstract: PURPOSE:To provide a gas introduction system for introducing gas into a vacuum container for preventing a small amount of fine powder which exists previously inside the vacuum container with a gas introduction port and a gas exhaust port from jumping up or moving easily. CONSTITUTION:A gas valve 2 whose opening gradually increases receiving the drive force externally is laid out on the upstream side of a gas introduction port 4 and at the same time a gas discharge port 3 made of a porous material is laid out on the side of inside space of the vacuum container of the gas introduction port 4, thus uniformly dispersing the gas where the passage flow rate gradually increases via a gas valve 2 from the gas discharge port 3 made of the porous material.
Patent JP-H05243104-A (JP)
Title: Manufacture of solid electrolytic capacitor
Inventor: SHIMADA AKIHIRO
IPC: H01G9/04
Filed: 1992-02-28
Abstract: PURPOSE:To obtain a solid electrolytic capacitor having a decreased leakage current by a method wherein the deteriorated part and the damaged part of the anode member of the solid electrolytic capacitor, in which polypyrrole is used as an electrolyte, are repaired by anodic oxidation reaction. CONSTITUTION:In the solid electrolytic capacitor manufacturing method with which a polypyrrole solid electrolytic layer is formed by polymerization reaction in such a manner that a pyrrole solution, an oxidizing-agent solution or their mixture 4 is impregnated into the capacitor element 1 formed by winding or laminating the anode, on the surface of which a dielectric oxide film layer is formed, through the intermediary if a separator, the voltage having the anode side of the capacitor element 1 as positive electricity is applied while the capacitor element 1 is being dipped into the solution 4.
Patent JP-H01251785-A (JP)
Title: Aftertreatment for printed wiring board
Inventor: TAKANEZAWA SHIN
IPC: C23F11/14
Filed: 1988-03-31
Abstract: PURPOSE:To reduce copper migration greatly by immersing a printed wiring board in a hot pressurized solution containing metal deactivators or copper- hazard preventives after formation of a circuit pattern. CONSTITUTION:As processing chemicals, a solution is use in which one or more kinds selected from triazole compounds, imidazole compounds, tetrazole compounds, aromatic secondary amine compounds, aromatic hydrazine compounds and oxine compounds are dissolved or suspended in water or an organic solvent. To process, a wiring board is immersed in the solution, after which it is pressurized or heated under pressure. The processing temperature ranges from room temperature - 180 deg.C, preferably 80-140 deg.C. The pressure ranges from 1-100 atmospheric pressure, preferably 1-20 atmospheric pressure. The concentration of the processing solution ranges from 0.1-30% (wt.%), preferably 1-10%.
Patent JP-S535196-A (JP)
Title: Nucleosidenitrosourea and its preparation
Inventor: HIRATA TADASHI
IPC: A61K31/7076
Filed: 1976-07-01
Abstract: PURPOSE: 2;-Deoxy-2'(3-alkyl-3-nitrosoureido)-nucleoside I [R is (halo) alkyl; Z is amino, hydroxy or dimethylaminomethyleneamino), e.g. 2'-deoxy2'-[3-(2-chloroethyl)-3-nitrosoureido]-xanthosine. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S57193431-A (JP)
Title: Production of iminodiacetic diester
Inventor: KAWAMURA MASAO
IPC: C07C227/18
Filed: 1981-05-23
Abstract: PURPOSE: The reaction of inorganic or organic strong acid salt of iminodiacetic acid with methanol or ethanol is conducted in the presence of sulfurous ester to produce iminodiacetic diester used as an industrial chemical in high yield.  
     CONSTITUTION: An inorganic strong acid salt of iminodiacetic acid such as iminodiacetic acid hydrochloride or iminodiacetic acid sulfuric acid adduct or an organic strong acid salt such as iminodiacetic acid benzenesulfonic acid adduct is made to react with an alcohol of ROH (R is methyl or ethyl) to give an iminodiacetic diester wherein a sulfurous ester of (R'O) 2 SO (R' is methyl, ethyl) such as dimethyl sulfite or diethyl sulfite is made to coexist. This sulfurous ester removes water to complete the reaction quickly and permits the reduction of the catalyst amount. The formation of N-alkyl compounds as by-products is extremely reduced to increase the yiled to a level as high as over 95%. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S60222094-A (JP)
Inventor: NEMOTO MITSUZOU
IPC: D06F58/28
Filed: 1984-04-20
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-S63245586-A (JP)
Inventor: FUKATSU KUNIO
IPC: G07D1/04
Filed: 1987-03-31
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-H06262110-A (JP)
Title: Artificial rainbow generator
Inventor: TSUKIOKA KENJI
IPC: G09B23/12
Filed: 1993-03-12
Abstract: PURPOSE:To make it possible to observe stable artificial rainbows over along period of time. CONSTITUTION:The artificial rainbows are generated on a plane mist screen 2 by pressurizing the water collected in a water receiving tank 1 with a pressurizing pump 5, supplying this water to a spray nozzle group A via a three-way valve 7 which is regulatable in flow rate, forming the mist screen 2 by means of the mists ejected from this nozzle group A and irradiating the mist screen 2 with the luminous fluxes projected by a light projector 13 which is adjustable in projection angle and light quantity.
Patent JP-H04218921-A (JP)
Title: Manufacture of semiconductor device
Inventor: MORI KUNIHIRO
IPC: H01L21/322
Filed: 1991-02-18
Abstract: PURPOSE:To provide a manufacture method of a semiconductor device with gettering technique which effectively prevents gettering operation from reducing to half or from disappearing through heat treatment, which is a defect of conventional gettering technique. CONSTITUTION:A gettering site 3 is provided to a rear of a wafer 1. After completion of gettering through following heat treatment, a contaminated layer 3 where contaminated impurities are gettered to a gettering site is removed to prevent impurities from liberating inside the wafer 1. Thereafter, a new gettering site is provided to a rear of the wafer 1 to provide refresh function of gettering operation.
Patent JP-H01251796-A (JP)
Title: Thin electronic device
Inventor: KUMOCHI KIYOTAKA
IPC: H05K5/06
Filed: 1988-03-31
Abstract: PURPOSE:To prevent exposure of a base plate caused by exfoliation and to improve an assembly performance, by framing both surface and back-face spacer sheets with plastic molded items and by putting these plastic molded items together by melting the both. CONSTITUTION:On frame portions 2a and 5a formed on the surroundings of a surface spacer sheet 2 and a front sheet 5 respectively, molded items 6a and 6b which are made of reinforced plastic containing fiber are formed in the shape of a frame. Each of the molded items 6a and 6b are the same in outer dimensions except for the thickness. A printed board 3 having electronic parts 4 mounted on it is put between the surface spacer sheet 2 and the front sheet 5 and is internally mounted between the two sheets by ultrasonic wave adhesion of the molded items 6a and 6b. To a remaining sheet housing portion 7, an ornamental sheet 1 is adhered tightly.
Patent JP-S63243850-A (JP)
Title: Method for detecting sliver defect of rolled plate material
Inventor: TAKAHASHI NOBUYUKI
IPC: G01N21/88
Filed: 1987-03-31
Abstract: PURPOSE:To detect a sliver defect generated at the time of hot rolling continuously without contacting by projecting laser light on the plate surface of a rolled plate material in a specific direction, finding maximum pattern width from the diffraction pattern of the reflected laser light, and comparing it with a reference value. CONSTITUTION:The plate surface of the rolled plate material 2 is irradiated with the laser light 6 in the direction which crosses the rolling direction of the plate material 2 at right angles and slants by a specific angle from the perpendicular to the plate surface. The diffraction pattern of the laser light reflected by the plate surface, on the other hand, is drawn on a screen 8 and the light quantity distribution in the pattern width direction at the maximum width part is found from the diffraction pattern on the screen 8. Then the maximum pattern width is determined from the obtained light quantity distribution curve and compared with the reference value to decide whether or not there is the sliver defect.
Patent JP-2000277870-A (JP)
Title: Printed circuit board
Inventor: MATSUO MUNETAKA
IPC: H05K1/02
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To constitute a printed circuit board, wherein the short circuit or leakage can be surely prevented in any environment. SOLUTION: In a printed circuit board 1 with circuit patterns formed on the substrate surface, open holes 8 for preventing scattered contaminants from forming bridges are formed between the circuit patterns, in the form of elongated slits substantially crossing a straight line passing through the adjacent circuit patterns 2, 3 and a plurality of photocouplers 11 to be mounted components are arranged in substantially a straight line, so as to step over the slit-like formed single open holes 8.
Patent JP-S61234885-A (JP)
Inventor: BUSUJIMA KUNIO
IPC: A63F7/02
Filed: 1986-04-04
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-H06266715-A (JP)
Title: Document editing device
Inventor: NOMURA KOICHI
IPC: G06F17/21
Filed: 1993-03-12
Abstract: PURPOSE:To omit the useless editing operations of users and to simplify the operation of a document editing device by providing an improper expression detecting part, a rewrite information generating part, and a priority setting part. CONSTITUTION:An improper expression detecting part 5 consists of a sentence analyzing part, a permutation dictionary processing part, etc., and retrieves the wrong and ambiguous expressions of documents. These expressions are shown by the software of a microcomputer, etc. A rewrite information generating part 6 generates the guidance, the permutation candidates, etc., to show the changing way of the improper expressions detected by the detecting part 5 to secure the proper expressions. A priority setting part 8 sets the priority to the improper expressions detected through the sentence analyzing part and the permutation dictionary processing part in the order of larger influences of those improper expressions to the translated sentences. Thus the priority ranks are set to the detected improper expressions so that the users can know the important improper expressions.
Patent JP-H08279206-A (JP)
Title: Video device
Inventor: YAMAGUCHI TOSHIO
IPC: G11B15/02
Filed: 1995-04-04
Abstract: PURPOSE: To facilitate subsequent operations in accordance with the contents displayed on a display by providing a video controller with an operation means and displaying the ensuing operation procedures with characters, figures, graphics, etc., on a display by the operation of this operation means. CONSTITUTION: A VTR 2 has a control circuit 3, an operation section 4, a character generator 5, a video circuit 6, a power source circuit 7 and an on-off switch 8. The operation section 4, the character generator 5 and the power source circuit 7 are connected to the control circuit 3. The on-off switch 8 interposed between the electric circuit (not shown in Fig.) of a mechanical deck and the power source circuit 7 is controlled to make and break by a part of the output of the control circuit 3. A plug 9 is connected to the power source circuit 7 and this plug 9 is connected to a commercial AC power source, by which electric power is supplied to the power source circuit 7 of the VTR 2. The operation control of the mechanical deck and the display control of a TV receiver 1 are made possible by the operation of the control circuit 3.  The execution of various kinds of the functions set in the VTR 2, such as reproduction of the videos received by the TV receiver 1 is made possible.
Patent JP-S62237720-A (JP)
Title: Molecular beam crystal growth apparatus
Inventor: NANBU KAZUO
IPC: C30B23/08
Filed: 1986-04-08
Abstract: PURPOSE:To shortening the time of cleaning a molecular beam crystal growth apparatus and to reduce the deteriorations of the apparatus by generating a plasma between a rotary substrate holder and the inner wall of the apparatus to ionize an impurity adhered to the wall and exhausting it by an ion pump. CONSTITUTION:A rotary substrate holder 1 is electrically insulated from a substrate manipulator port 2, and a high frequency power can be supplied from a high frequency high voltage power source 3. Inert gas such as Ar, N2 or Ne is introduced into a molecular beam crystal growth apparatus 6 from a plasma generating gas inlet 4 with a needle valve 5, the gas pressure is regulated by the valve 5 to approx. 5x10<6>Torr, and high frequency power of several tens kV is then applied through the power source 3 to the holder 1. Then, a plasma is generated in a growing chamber 7. Impurity gas absorbed to the inner wall of the apparatus is ionized by the generation of the plasma. Since an ion pump 8 is used in the exhaust system of the apparatus to evacuate in oil-free superhigh vacuum, the ionized gas is exhausted by the pump 8.
Patent JP-H06291956-A (JP)
Title: Input output device
Inventor: OTSUKA HIDEFUMI
IPC: G06F13/00
Filed: 1993-04-06
Abstract: PURPOSE:To use the hard disk with high reliability by storing received data to a semiconductor memory in an identifiable way as coded data are and transferring the data to a magnetic storage device after the entry of storage instruction. CONSTITUTION:When data not read in a semiconductor memory 71 are selected, the data are read and decoded by a decoder 8 and the data are fed to a RAM 3 and displayed on a display section 91. When the display data are stored, it is entered from an entry section 92, the data relating to the memory 71 are transferred as they are to an HDD 72 and the relevant data in the memory 71 are deleted and unread data are again selected or reading operation of the data is finished to set the operation standby state. When the unread data are not stored, the relevant data in the memory 71 are deleted and the standby operation is made. Only when the user makes data display, since the required data are written on a hard disk, the hard disk is used with high reliability even when it is a handy-type device.
Patent JP-H06290039-A (JP)
Title: Method for changing program
Inventor: TSUKUDA GUNJI
IPC: G06F9/06
Filed: 1993-04-06
Abstract: PURPOSE:To detect a position required to be tested in a program whose data name or attribute is changed. CONSTITUTION:A processing process for program analysis (101) for inputting unchanged and changed programs from an external storage device and executing their syntax analysis, specification (102) for the corresponding relation of data items in the unchanged and changed programs, detection (103) for the corresponding relation of a procedure part based upon the corresponding relation of the data items, attribute changing data item influence position detection (104) for extracting a data item whose type or length is changed and a data item following a lower level data item whose type or length is changed and detecting a procedure sentence for the changed program using the extracted data item, and detected information output (105) for displaying the detected procedure corresponding relation and its effected position on an output device together with a program source or independently is executed. Consequently a test for a changed program in program changing operation can be efficiently executed.
Patent JP-S57194038-A (JP)
Title: Dispersant for calcium carbonate
Inventor: TSUBAKIMOTO TSUNEO
IPC: C09K23/52
Filed: 1981-05-27
Abstract: PURPOSE: To use a dispersant of good dispersibility and stability by using a water soluble polymer of polyalkylene glycol monoallyl ether and acrylic monomer of specific structure as a dispersant for calcium carbonate.  
     CONSTITUTION: The water soluble polymer prepd. by using the polyalkylene glycol monoallyl ether of the formulaI[where m, n are (0) or positive integers and (m+n)=(1W100)]and the (meth)acrylic monomer of the formula II (where R 1 =H or methyl group, X=H, univalent, bivalent metals, etc.) at 0.1W5wt% ratios the formulaIbased on the total weight and copolymerizing these with a polymn. initiator is used as a dispersant for calcium carbonate. Then, the aq. dispersion of the calcium carbonate has excellent dispersibility and stability. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H01249166-A (JP)
Title: Pig for treating inside surface of pipe
Inventor: NOZAKI ITSUO
IPC: B05D7/22
Filed: 1988-03-31
Abstract: PURPOSE:To form a coating layer having a uniform thickness by forming the max. sectional surface of a pig body to the circular shape of the diameter smaller than the inside diameter of a pipe and providing projecting spacers which project from the peripheral face and come into contact with the inside surface of the pipe to the peripheral face of the max. sectional surface part of the pig body. CONSTITUTION:The pig 1 for forming a coating layer on the inside surface of the pipe by the liquid elastomer is so formed that the max. sectional surface of the pig body 2 has the circular shape having the diameter (d) smaller than the inside diameter of the pipe. Further, at least 3 pieces of the projecting spacers 5 which project from the peripheral face of the max. sectional surface part thereof and come into contact with the inside surface of the pipe are disposed circumferentially to said peripheral face. Namely, the spacing uniform over the entire circumference is formed at all times between the outside peripheral face of the pig and the inside peripheral face of the pipe at the time when the pig 1 progresses in the pipe and, therefore, the thickness of the coating layer formed by the liquid elastomer remaining after the passage in said spacing is uniformized in both the circumferential and axial line directions.
Patent JP-H11274405-A (JP)
Title: Semiconductor integrated circuit and its layout method
Inventor: KAMIKIZAKI SUMIYUKI
IPC: H01L27/04
Filed: 1998-03-26
Abstract: PROBLEM TO BE SOLVED: To reduce the size of a semiconductor chip by eliminating useless areas in the chip and, at the same time, reducing the laying-out size of an internal circuit and, at the same time, to improve the executing speed of an automatic laying-out function by eliminating the useless areas in the chip. SOLUTION: A bonding pad 3, the circuit protective element (A) 5 of the bonding pad 3, and the circuit protective element (B) 6 of a bonding pad 4 are laid out on a first potential pad 1 and a bonding pad 4 and a transmission circuit 7 are laid out on a second potential pad 2. Then a data bus 9 and a guard ring 8 are laid out between the bonding pad 4 and transmission circuit 7. Since the functional circuit blocks are laid out on the corresponding potential pads in a semiconductor chip in such a way and, in addition, the potential pad blocks are formed at the same height as that of other pad blocks, useless areas are deleted from the layout design and the packing density of the semiconductor chip can be increased.
Patent JP-S578080-A (JP)
Title: Contact wheel for grinding
Inventor: HAKAMA SHIYUNSUKE
IPC: B24D9/00
Filed: 1980-06-11
Abstract: PURPOSE: To enable stepless and smooth grinding of even a concave surface curving at a sharp angle, by a method wherein a beltlike grinding cloth sheet, in which a large number of undercuts, formed in an advance direction toward a central part from a side end, is adhered to a contact wheel.  
     CONSTITUTION: A grinding cloth sheet 9 is adhered to a central part 9a of a constant wheel 7 ranging its whole circumference. A large number of undercuts, which tilt in the advance direction of the cloth sheet 9 toward the central part 9a from the side end, are formed at given intervals in the opposite sides of the grinding cloth sheet 9 which are free from the wheel 7. In case a U-recess 6 is ground in a work piece 3, a contact wheel 7', which has a width of its outer circumference part being narrower than that of the recess 6, is pressed against the recess 6. In this case, the opposite sides of the grinding cloth sheet 9, adhered to the whole outer circumference surface of the contact wheel 7' and at its central part, are bent along the inner surface of the U-shaped recess 6, and is pressed against a surface 6 to be ground through the centrifugal force. This permits the uniform grinding of the whole surface of the recess 6. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S63243835-A (JP)
Title: Apparatus for producing semiconductor
Inventor: HARADA AKINOBU
IPC: H01L21/31
Filed: 1987-03-31
Abstract: PURPOSE:To extend the life of a quartz type detector and to permit exact measurement by separating a quartz type detector chamber formed of vacuum bellows and a crystal growth chamber having molecular ray sources and connecting the two chambers by a gate valve. CONSTITUTION:The quartz type detector chamber 9 which has the quartz type detector 1 and is formed of the freely expandable and contractable vacuum bellows 10 and the crystal growth chamber 6 which has the molecular ray sources 3 are separated. The two chambers are connected by the gate valve 8 and evacuation devices are provided to the respective chambers. The gate valve 8 connecting the detector chamber 9 and the crystal growth chamber 6 is opened and the vacuum bellows forming the detector chamber 9 is pushed and contracted to move the quartz head 2 of the detector 1 to the chamber 6 so that the head 2 is positioned at the center of the evaporating particles from the plural molecular ray sources 3 of the chamber 6 at the time of measuring the quantity of the evaporating molecules from the plural sources 3. The bellows 10 of the chamber 9 is extended to house the head 2 into the chamber 9 and the valve 8 is closed after the measurement of the quantity of the evaporating molecules ends.
Patent JP-H06289737-A (JP)
Title: Image forming device
Inventor: OKUNO TATSUO
IPC: G03G15/16
Filed: 1993-04-06
Abstract: PURPOSE:To provide an image forming device capable of preventing an excessive current from flowing to a backup roll from a bias roll, stabilizing transfer electric field, and preventing a belt from being damaged as the image forming device in which a toner image is transferred to a recording medium from an intermediate transfer body by using the bias roll. CONSTITUTION:This image forming device is constituted of a latent image carrier forming the toner image in accordance with image information, the intermediate transfer body 2 to which an unfixed toner image is primarily transferred from the latent image carrier, the bias roll secondarily transferring the unfixed toner image to the recording medium from the intermediate transfer body 2, and the backup roll 4 supporting the back surface side of the intermediate transfer body at a position where it is opposed to the bias roll. The backup roll 4 is formed by coating a conductive roll 21 with a semiconductive or insulating thin layer 22, and the roll 21 is grounded.