baber/WOPTO huggingface dataset:
Patent JP-H08181256-A (JP)
Title: Semiconductor sealing material, and manufacture of semiconductor device using this, and obtained semiconductor device
Inventor: AKATA YUZO
IPC: H01L23/29
Filed: 1994-12-22
Abstract: PURPOSE: To provide a sealing material which does not substantially bring waste into existence and besides can give excellent reliability to a semiconductor device, by stacking a thermosetting resin unhardened layer for sealing the semiconductor element on a metallic foil. CONSTITUTION: A thermosetting resin unhardened layer 1 for sealing a semiconductor element is stacked on a metallic foil 2. For example, twenty parts of phenoxy resin, forty parts of bisphenol A-type epoxy resin, forty parts of cresol novolak type epoxy resin, and three parts of 2-undecyl imidazole are mixed, being dissolved in methyl ethyl ethyl ketone. That is applied on an aluminum foil 2, and is dried to from an unhardened thermosetting resin layer 1 on A stage. And, a semiconductor element is buried in the unhardened thermosetting resin layer 1 of semiconductor sealing material, and next the layer 1 is heated and hardened, whereby the semiconductor element is sealed.
Patent JP-2000150539-A (JP)
Title: Manufacture of compound semiconductor device
Inventor: OIKAWA RYUICHI
IPC: H01L21/28
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a compound semiconductor device in which a parasitic resistance of a gate electrode is sufficiently small and high-frequency characteristics are excellent. SOLUTION: This manufacturing method comprises a step for forming an AlGaAs layer 4 and a GaAs layer 3 on a GaAs substrate as an etching stopper layer, a step for forming a gate insulation film 1 on the GaAs layer, a step for providing a gate opening for exposing the GaAs layer by etching the gate insulation film, a step for forming a side wall 2 on the opening wall of the gate opening with a material that differs from the gate insulation film, a step for etching the GaAs layer up to the etching stopper layer, a step for eliminating the side wall, and a step for forming a gate electrode 8.
Patent JP-H04192414-A (JP)
Title: Formation of unsingle crystal semiconductor thin film
Inventor: KODA YUZO
IPC: H01L21/205
Filed: 1990-11-27
Abstract: PURPOSE:To distribute the grain diameters of a small crystal section successively in the direction of film thickness and improve the adhesiveness of the junction faces of each layer by controlling the flow speed of film formation gas, which flows in the discharge space in a thin film formation apparatus, with an exhaust conductance regulation means arranged in the discharge space. CONSTITUTION:A flexible long substrate 104 is supported by magnetized transfer rollers 102 and heated to a desired temperature by a halogen lamp heater 103. The distance between the flexible long substrate 104 and an RF application electrode 106 is changed by turning a rotative handle 110 and exhaust conductance is regulated by changing the volume of discharge space. Therefore, if the RF applied power and the pressure in the case are constant, the grain diameters of the small crystals in a thin film can be profiled in the direction of the flow of film formation gas by changing its flow speed. Thereby the adhesiveness of a junction interface with an i-type semiconductor layer can be improved.
Patent JP-H06168809-A (JP)
Title: Rust prevention method of permanent magnet and rust preventive permanent magnet
Inventor: TAKEDA TOSHIKAZU
IPC: H01F1/08
Filed: 1992-11-30
Abstract: PURPOSE:To provide a rust prevention method of a permanent magnet and a rust preventive permanent magnet which can improve corrosion prevention without greatly lowering magnetic characteristic and heat resistance. CONSTITUTION:A surface of a magnetic caking item 1 is covered with a bonding agent 2. After capsule particle 5 whose mother particle is a high melting point glass material and child particle is low melting point glass material is attached to the bonding agent 2, it is heated and held at a temperature not less than a melting point of the child particle and less than a melting point of the mother particle. A surface of the magnetic caking item 1 is coated with the bonding agent 2, the capsule particle 5 is formed by covering a surface of the mother particle of the high melting point glass material with the child particle consisting of the low melting point glass material and the capsule particle 5 is applied and fixed to a surface of the bonding agent 2 of time magnetic caking item 1. Thereafter, it is heated and held at a temperature not less than a melting point of the child particle and less than a melting pint of the mother particle. A glass material layer is formed in a surface of the magnetic caking item 1 in this way.
Patent JP-H03180937-A (JP)
Title: Operational environment monitoring circuit
Inventor: YAMAGUCHI MASAHIKO
IPC: G11C11/407
Filed: 1989-12-11
Abstract: PURPOSE:To reduce the size and cost of the operational environment monitoring circuit and to make it unnecessary to adjust or maintain the circuit by using logic elements to constitute the monitoring circuit. CONSTITUTION:A pulse generating circuit 10 generates a pulse signal 100 at a fixed period. A detecting reference circuit 12 is constituted of at least four logic elements 13-1 to 13-4 in an LSI circuit to form a reference delay and the pulse signal 100 passed the circuit 12 is received by a pulse signal receiving circuit 14 constituting of the logic element. A delay detecting circuit 16 is constituted of logic elements 18-1 to 18-6 to obtain a value 102 corresponding to a time difference from the generation of the pulse signal 100 up to its reception. Thereby, the value 102 corresponding to the delay value of the pulse signal 100 generated by the circuit 10 at the fixed period and passed the circuit 12 is obtained by the circuit 16. Consequently, the adjustment or maintenance of the circuit can be made unnecessary and the operational environment monitoring circuit having the simple constitution can be obtained.
Patent JP-H01165394-A (JP)
Title: Method for renaturing insoluble foreign protein
Inventor: MURAYAMA KEIICHI
IPC: C12N9/72
Filed: 1987-12-21
Abstract: PURPOSE:To reduce operation for discarding a protein denaturing agent, by recovering the protein denaturing agent used in operation to denature, solubilize and renature insoluble foreign proteins from a solution containing the foreign proteins for reuse. CONSTITUTION:A protein denaturing agent, such as guanidine salt, urea or thiocyanate, is used to denature, solubilize and renature insoluble foreign proteins. In the process, the protein denaturing agent is separated and recovered from a solution in a stage of denaturing and solubilizing the produced insoluble foreign proteins or solution in a stage of renaturing by a means, e.g., dialysis, and as desired, proteins derived from a low-molecular host cell or other impurities are separated from the resultant solution containing the protein denaturing agent.
Patent JP-H11152472-A (JP)
Title: Liquid crystal composition and liquid crystal device
Inventor: TOTANI YOSHIYUKI
IPC: C09K19/34
Filed: 1997-11-21
Abstract: PROBLEM TO BE SOLVED: To obtain a liquid crystal composition capable of providing a ferroelectric liquid crystal device improved in various characteristics such as a liquid crystal temperature region or aligning properties by making the composition include a specific naphthylpyrimidine compound, a specified phenylpyrimidine compound or the like. SOLUTION: This composition contains (A) 10-60 wt.% of an optically inactive naphthylpyrimidine compound represented by the formula (R11 and R12 are each a (substituted)1-24C alkyl-(substituted)2-24C unsaturated alkyl; A11 and A12 are each a (substituted)1, 4-phenylene, pyridine-2,5-diyl or the like; X11 and X12 are each a single bond, COO or the like; Y11 and Y12 are each O, COO or the like], (B) 10-60 wt.% of an optically inactive phenylpyrimidine compound represented by formula II (R21 and R22 are each a 1-12C alkyl; Y21 and Y22 are each a single bond or O) and (C) 10-60 wt.% of an optically inactive thiadiazole compound represented by formula III (R31 and R32 are each a 1-12C alkyl; Y31 and Y32 are each a single bond or O).
Patent JP-H04191646-A (JP)
Title: Apparatus for x-ray analysis
Inventor: TAKENAKA HISATAKA
IPC: G01N23/223
Filed: 1990-11-26
Abstract: PURPOSE:To improve detection sensitivity and others by constructing a monochromatic device of a superlattice film prepared by making a laminate structure on a base of a curved structure, and by disposing a sample so that it is oscillated in the in-plane direction. CONSTITUTION:An X-ray is applied from an X-ray source 1 to a curved-type monochromatic device 2 which is formed of an alternate lamination film of tungsten and carbon and which makes the X-ray be monochromatic and condenses it, and is applied to a sample 4 for analysis in succession. Positioning of the sample 4 is conducted by a driving mechanism 6 for adjustment of a sample holding stage 5. Then, a fluorescent X-ray emitted from this sample 4 is inputted to a semiconductor detector 9 and the result of measurement thereby is inputted to an output mechanism 10 and displayed. In order to improve the precision of an element attracting the attention in the sample 4, on the occasion, the sample 4 is made uniform by its in-plane rotation, and the average value of concentration of the element attracting the attention in each sort of sample 4 is determined. According to this constitution, the intensity and the property of condensation of the X-ray applied to the sample 4 are increased and a spectrum of high sensitivity can be obtained.
Patent JP-H11146602-A (JP)
Title: Motor output structure
Inventor: IWATANI MASAAKI
IPC: F16H15/18
Filed: 1997-11-10
Abstract: PROBLEM TO BE SOLVED: To make an output easily adjustable by constituting a device with a plurality of conical rollers in contact with a peripheral side of a disk and motors slidably supporting the roller to the motor shaft to rotate respective rollers. SOLUTION: Conical three rollers 5, are brought into contact with a tapered part 41 of a disk 4, and arranged radially at an equal angle relating to the center of the disk 4. A motor 6 respectively driving the roller 5, slidably supports the roller 5 by providing a spline groove structure or the like in an axial direction in each motor shaft 61. By the motor shaft 61 driven by each motor 6, each roller is driven to rotate, with its rotation, to drive the disk 4 and output shaft 1. Here, since the three rollers 5 are radially arranged at an equal angle relating to the center of the disk 4, rotational drive force is uniformly given relating to the disk 4, so as to prevent a needless stress load from being applied to the disk 4.
Patent JP-H05160962-A (JP)
Title: Light emitting member for image scanner
Inventor: ISHIKAWA KAZUHISA
IPC: G06T1/00
Filed: 1991-12-05
Abstract: PURPOSE:To eliminate illuminance distribution fluctuation generated corresponding to the traveling position of a medium by providing a light absorbing member on a side wall in a scanning direction among wall parts so as to remove reflected light from this side wall. CONSTITUTION:This light emitting member consists of an LED 6a as an emitting light source and wall parts 11-14 surrounding this LED, and light absorbing members 15 and 16 to absorb light of the LED 6a are stuck to the scanning direction side walls 13 and 14. For the light absorbing members 15 and 16, the LED 6a is an infrared light emitting diode and when an image formed on a medium (card) 1 shows an infrared bar code composed of infrared sensitive coating, the members are formed with a film coated with infrared absorbing coating containing carbon. When the LED 6a emits visible beams, the members are formed with full area light absorbing materials. Among the beams emitted from the LED 6a, the beams directed to the scanning direction side walls 13 and 14 are absorbed by the light absorbing members 15 and 16 so as not to light up the card 1, the other beams light up the card 1, and therefore the illuminance distribution in the scanning direction is not dispersed.
Patent JP-2001142988-A (JP)
Title: Electronic medical treatment record system
Inventor: NAMIKAWA HIROKAZU
IPC: G16H10/60
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To put a large number of related medical treatment information into bird's-eye viewing enable state by a simple operation. SOLUTION: The electronic medical record system 10 for storing and displaying medical treatment information, is provided with a retrieving means 12 for retrieving stored information based on retrieval conditions, a plurality of pieces of medical treatment information displaying and receiving means 16a-16c for receiving the retrieved medical treatment information and displaying the information in display areas on the display picture of a display-out part 19 and managing means 14 for managing the time range of display contents displayed on the display areas respectively controlled by the plurality of pieces of medical treatment information display and receiving means by managing the plurality of pieces of medical treatment information display and receiving means.
Patent JP-H11139034-A (JP)
Title: Book end face polishing apparatus
Inventor: NAKAMURA YUTAKA
IPC: B42C5/00
Filed: 1997-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a book end face polishing apparatus of a low cost with a simple operation without using an air cylinder or the like by an compressed air or the like to chuck and move a book. SOLUTION: The book end face polishing apparatus comprises a polishing base 50 having a rotary polishing unit, a guide shaft 36 fixed onto the base 50, a moving frame 10 movable in a longitudinal direction on the base 50 under the slidable guidance of the shaft 36, a pressing member 21 disposed in parallel with a receiving unit 20 for pressing to receive a book 1 of a part of the frame to hold the book 1 in cooperation with the unit 20 by pressing the book 1 to the unit 20 side, an operating lever 26 rotatably supported at one end to the frame 10 to longitudinally move the member 21 by rotating it, a retaining bar slidably supported to the frame 20 and coupled at one end to the pressing member, and a link bar coupled at the other end of the retaining bar to one end and coupled at the other end to the lever 26.
Patent JP-H04196113-A (JP)
Title: Terminal box for transformer or reactor
Inventor: KITAJIMA HIROSHI
IPC: H01F27/29
Filed: 1990-11-26
Abstract: PURPOSE:To prevent the deterioration of the insulation property by the penetration of water and improve the work efficiency in connection by forming a terminal box out of a terminal case, provided at the insulating part of a coil, and a cover. CONSTITUTION:A short tubular terminal case 7n is provided at the insulating part of the coil of a transformer or a reactor, and a cover 8 is mounted freely in removal on this case 7 through a packing 9, whereby sealed space A is formed. In this space A, the terminal 4 and the cable 5 for external connection are connected by a bolt and a nut, whereby it becomes the terminal box for a transformer or a reactor, where the performance deterioration by the penetration of water is prevented and the work efficiency is elevated.
Patent JP-H11138101-A (JP)
Title: Vibration generating device
Inventor: IMANAGA EISUKE
IPC: B06B1/16
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized, lightweight and inexpensive vibration generating device capable of body-feeling vibration with a simple mechanism and formed so that it is suitable especially for domestic use. SOLUTION: A motor 3 is disposed on the back surface of a seat part 2 provided with a supporting leg 1 so that a rotary shaft 3a is faced downward. A rotary plate 5 being rotated by the driving of the motor 3 is provided perpendicularly to the rotary shaft 3a of the motor 3 on the back surface of the seat part 2 and at the side position of the motor 3. A freely expandable transmission belt 7 is stretched and hung between the rotary plate 5 and the rotary shaft 3a of the motor 3. The supporting leg 1 is formed with an elastic material and a large diameter part 1a expanded in the diameter and a small diameter part 1b reduced in the diameter are formed stepwise in the vertical direction, in a concentric state and repeatedly and alternately. The rotary plate 5 is formed rectangularly and also formed by providing a weight 6 at an eccentric position corresponding to a rectangular part.
Patent JP-H08179705-A (JP)
Title: Magnetic display medium
Inventor: MATSUMOTO AKIYOSHI
IPC: G09F9/37
Filed: 1994-12-26
Abstract: PURPOSE: To provide a magnetic recording body capable of reversibly displaying with which a part applied with magnetism exhibits vivid light and shade different from a part without being applied, resolution is high, distinction is high, and is excellent in image stability. CONSTITUTION: This magnetic display medium is provided with a magnetic display layer 12 containing a magnetic display element 15 composed of dispersed magnetic particles 22 and dispersion medium 23 exhibiting a solid phase state in a normal temperature. This magnetic display layer 12 is heated and applied with magnetism, and by movement of the magnetic particle 22 in the dispersion medium 23 in a melting state, image display by means of contrast between the magnetic particle 22 and the dispersion particle 23 as well as image erase by bringing a surface of the magnetic display layer 12 into a uniform color tone is conducted.
Patent JP-2001141996-A (JP)
Title: Zoom lens
Inventor: NAKAMURA TORU
IPC: G02B15/173
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a zoom lens system which is composed of three groups, each of which consists of one single lens, and has less variance in aberrations at the time of zooming and of which the overall length can be made short and the diameter can be made large and the zoom ratio can be raised. SOLUTION: The zoom lens system is composed of a first lens group G1 which consists of one single lens of a homogeneous medium and has a positive refracting power, a second lens group which consists of one single lens of a homogeneous medium and has a negative refracting power, and a third lens group G3 which consists of one single lens of a homogeneous medium and has a positive refracting power, ad at least, the second lens group G2 is moved from the object side to the image side at the time of zooming from the wide angle end to the telephoto end.
Patent JP-H06145197-A (JP)
Title: Purification of human tgf-beta
Inventor: HONJO TSUTOMU
IPC: C07K14/52
Filed: 1992-11-06
Abstract: PURPOSE:To provide a process for purifying a human TGF-beta from various biological fluids in high purity, reproducibility and yield. CONSTITUTION:A biological fluid (i.e., extract of cell or tissue containing TGF-beta in high concentration) is adjusted to pH1-3 to convert the TGF-beta into active type, fractionating the product preferably by gel-filtration chromatography, passing the fractionated product through a cation exchange chromatography column packed with a chromatographic carrier bonded with acrylamide oligomer having introduced SO3<-> group (preferably 'Fractogel EMD-SO3<->-650', commercial name, product of MERCK) and, as necessary, fractionating the recovered fraction by reversed phase chromatography to obtain the purified TGF-beta.
Patent JP-H03185073-A (JP)
Title: Curable resin composition
Inventor: SAEKI KOICHIRO
IPC: C08L101/02
Filed: 1989-12-14
Abstract: PURPOSE:To obtain the subject curable resin composition free from influences of humidity and water, excellent in workability, reactivity, weather resistance, chemical resistance, etc., and suitable for a coating material, an adhesive, etc., by blending a polymer having a grafted primary (secondary) amino group with a specified compound. CONSTITUTION:(A) A polymer having a grafted primary or secondary amino group is blended with (B) a compound, e.g. an alkylacrylamide glycolate alkyl ether represented by formula I (R1 is H or 1-2C alkyl; R2 and R3 are 1-4C alkyl) and having an unsaturated bond capable of Michael addition with an amino group and an active ester group capable of interchange reaction with an amino group or a compound expressed by formula II (R4 is same as R1; R5 is alcohol, phenol, amine or hydroxylamine residue capable of interchange with amino group at ordinary temperature) and having an unsaturated bond capable of Michael addition with an amino group and an active ester group capable of interchange reaction with an amino group or an amide group, e.g. N-(meth) acryloxysuccinamide, thus obtaining the objective curable resin composition.
Patent JP-H07172358-A (JP)
Title: Rubber crawler
Inventor: HIRUMA TAKAYOSHI
IPC: B62D55/253
Filed: 1993-12-21
Abstract: PURPOSE:To prevent dislocation of a wheel from a machine body even when an external force, such as a twist and lateral displacement, is exerted on a rubber crawler CONSTITUTION:A sprocket engaging part is arranged to the central part of a core for a rubber roller and protrusion parts 13 and 14 are arranged on the two external sides of the engaging part. Blade parts 15 are arranged in the two external sides of the protrusion part for integral formation. The protrusion part of the core is displaced in a longitudinal direction in the vertical direction of a rubber crawler to form a protrusion part 51 and a recessed part 52. The protrusion part of the displaced protrusion and the recessed part of the adjoining core are embedded in a state to be overlapped with each other as seen from a side.
Patent JP-H07174522-A (JP)
Title: Apparatus and method for measuring size of semiconductor device
Inventor: SATO HAJIME
IPC: G01B11/02
Filed: 1993-12-21
Abstract: PURPOSE:To obtain an apparatus and a method for measuring the size of a semiconductor device, with which accurately measure the size of the semiconductor device can be measured automatically and accurately of a high speed. CONSTITUTION:LED lighting devices 6a-6c are provided at the lower part of a transparent mounting plate 4, on which a semiconductor device 1 is mounted. First and second optical data 23a and 25a, which are emitted at first and second elevation angles 24a and 26a, are received by first and second image pickup devices 29a and 29b so as to obtain the equal distance with equal-distance light reflecting means 30a and 30b. The flatness, stand-off, lead length and the like of the semiconductor device 1 are obtained based on the image data. The abnormality of the transparent mounting plate 4 is further detected, and the measured results are displayed. The number of the image pickup devices can be decreased, and the size of the semiconductor device can be measured accurately and quickly.
Patent JP-H03183507-A (JP)
Title: Manufacture of concrete having high water content
Inventor: AOKI HARUO
IPC: C04B40/00
Filed: 1989-12-14
Abstract: PURPOSE:To manufacture concrete having high water content by filling efficiently a concrete body with water, by a method wherein low-water concrete and grained concrete are placed underwater into a concrete shuttering, into which the water is filled, and the circumference of the grained concrete is covered with the low-water concrete. CONSTITUTION:Water 2 is filled into a concrete shuttering 1 and low-water concrete 3 is placed underwater into the concrete shuttering 1 by making use of tremie pipes 4A, 4B. Grained concrete 5 is placed underwater into the concrete shuttering through a tremie pipe 4C by choosing a time when the bottom part is formed with the low-water underwater concrete 3 within the concrete shuttering 1. The grained concrete 5 which is constituted so that a water cement ratio is 28-37%, cement is 75-100 pts. (capacity ratio), rough aggregate is 575-650 pts. (capacity ratio), a fine aggregate ratio is 4-9% (capacity ratio) and air dry specific gravity becomes not exceeding 1.3, is grained and light-weight concrete. Furthermore, the low-water concrete 3 is placed underwater into the concrete shuttering 1 by making use of the tremie pipes 4A, 4B and the grained concrete 5 is placed underwater by making use of the tremie pipe 4C while forming a circumferential wall part of the same concrete 3.