baber/WOPTO huggingface dataset:
Patent JP-H11140086-A (JP)
Title: 4-substituted-1h-6-oxopyrazolo(3, 4-d)pyrimidine compound and xanthine oxidase inhibitor
Inventor: NAGAMATSU ASAFUMI
IPC: A61P43/00
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To obtain the subject new compound comprising a specific 4- substituted-1H-6-oxopyrazolo[3,4-d]pyridine compound, having inhibiting actions on xanthine oxidases and useful as a therapeutic agent for hyperuricemia and a propylactic agent or the like for gouty attack. SOLUTION: This new 4-substituted-1H-6-oxopyrazolo[3,4-d]pyrimidine compound is represented by formula I (R is an alkyl or an aryl) or formula II  e.g. 4-octylidenehydrazino-1H-pyrazolo[3,4-d]pyrimidin-6(7H)-one} and has inhibiting actions on xanthine oxidases and expecting the development as a therapeutic agent for hyperuricemia or a prophylactic agent or the like for gouty attack. The compound is obtained by reacting a 4-mercapto-1H- pyrazolo[3,4-d]pyrimidin-6(7H)-one represented by formula III with hydrazine hydrate, providing a hydrazine derivative represented by formula IV and then reacting the resultant compound with an aldehyde represented by the formula; R-CHO.
Patent JP-2000139566-A (JP)
Title: Toothbrush
Inventor: YAMADA MASANORI
IPC: A46B5/02
Filed: 1998-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a toothbrush with which sufficient effects can be provided even with a little brushing by widely forming the planting part of brush of the toothbrush by strongly gripping the toothbrush even with weak power. SOLUTION: A toothbrush 1 is composed of a head part 2, neck part 3 continued to the head part 2, finger fixing part 4 continued to the neck part 3, and grip part 5 continued to the finger fixing part 4 so as to be gripped with fingers. The finger fixing part 4 is composed of a recessed part 4a formed on the same front side as a planting part 2a and an adhesive surface 4b formed on the rear side of the recessed part 4a. The front side of the recessed part 4a is made elliptic and the long axial direction of the elliptic shape is made equal with the straight line connecting the neck part 3 and the grip part 5. Besides, the cross section of the recessed part 4a is formed into smooth recess. The adhesive surface 4b is formed almost planar and formed wider than the elliptic shape of the recessed part 4a.
Patent JP-H02204418-A (JP)
Title: Somatotropin preperation
Inventor: MAIKURU JIYOSEFU AZAIN
IPC: A61K9/22
Filed: 1989-12-12
Abstract: PURPOSE: To obtain a preparation containing an effective amount of a stabilized polyol and a sufficient amount of a buffering agent to maintain the pH level within a specific range, with physical stability, chemical stability and biological activity maintained, and capable of controlledly releasing somatotropin over a long period. CONSTITUTION: This somatotropin preparation contains (A) >=10 (pref. >=20)wt.% of biologically active somatotropin, (B) an effective amount (20-80wt.%) of a polyol such as glycerol or tris(hydroxymethyl)aminomethane, and (C) a sufficient amount of a buffering agent (e.g. histidine hydrochloride, alkali metal phosphate) to attain the pH level so as to maintain the biological activity of the somatotropin over a sufficiently long period (namely, between 4.5 and a greater value, either 7 or the isoelectric point of the somatotropin). It is preferable that a wetting agent such as a nonionic surfactant (e.g. a polyethoxylated sorbitan ester) is added in preparing this preparation.
Patent JP-H01161361-A (JP)
Title: Photosensitive drum
Inventor: OTSUKI MASATOSHI
IPC: H01L31/08
Filed: 1987-12-18
Abstract: PURPOSE:To enhance adhesion of a photoconductive layer and to prevent peeling by forming an aluminum oxide film, a tin oxide film, and the photoconductive layer composed essentially of amorphous silicon on the outer circumference of a drum support. CONSTITUTION:The photosensitive drum is obtained by successively laminating on the outer circumference of the support drum 1 made of aluminum, the aluminum oxide film 2, the tin oxide film 3, and the photoconductive layer 4 composed essentially of amorphous silicon, thus permitting the photosensitive layer 4 composed essentially of the amorphous silicon to be enhanced in adhesion by the presence of the aluminum oxide film 2 and the tin oxide film 3 high in adhesion and the photoconductive layer 4 to be prevented from pinholes and peeling.
Patent JP-H05134906-A (JP)
Title: Memory information collecting system
Inventor: KURONO MITSUO
IPC: G06F11/34
Filed: 1991-11-11
Abstract: PURPOSE:To shorten the time for collecting memory information by using only a space that is updated after the initialization of a system as a memory information collecting space. CONSTITUTION:A memory initialization means 1 collects the information on all memories through a memory information collecting means 5 when a system is initialized and then outputs these collected memory information to a secondary medium via a secondary medium output means 6. An information collection control means 2 limits the memory information collecting space to a space that is updated after the initialization of the system by a collecting space deciding means 4 based on the space updating information on a space updating control means 3 when a memory information collecting request is received from an OS program 10. Then the means 2 collects the memory information through the means 5 and outputs these collected information to the secondary medium vie the means 6.
Patent JP-H07177491-A (JP)
Title: Interconnection device between different transmission media
Inventor: MATSUO TETSUHARU
IPC: H04N7/16
Filed: 1993-12-21
Abstract: PURPOSE:To use a coaxial transmission line for a CATV for a distribution automation system by interconnecting an optical fiber transmission line and a coaxial transmission line. CONSTITUTION:A CATV signal from a coaxial CATV transmission line 42 passes through a different transmission medium interconnection device 31 and propagates through a CATV use coaxial transmission line 45 installed in a block of a high building and is given to a television receiver 65. An outgoing optical signal from a line controller 53 is given to the different transmission medium interconnection device 31 through an optical fiber 61 and converted into a coaxial signal. The coaxial signal as a distribution control signal is led to the CATV use coaxial transmission line 45. The distribution control signal propagated through the CATV use coaxial transmission line 45 is received by terminal equipment 67. The distribution control signal corresponding to the information to be given to the line controller 53 from the terminal equipment 67 propagates through the CATV use coaxial transmission line 45 and is converted into a optical signal and sent to an optical fiber 62 as an incoming optical signal.
Patent JP-H08175574-A (JP)
Title: Box-form package made of thin sheet, method and device for production thereof
Inventor: ONO SHIRO
IPC: E04B1/76
Filed: 1994-12-26
Abstract: PURPOSE: To produce a beautiful box-form package with a flange by only bending a thin sheet of aluminum or stainless steel foil. CONSTITUTION: A thin sheet is bent to have an upward opening and a flange 1c is formed by bending it at the upper end of respective side pates 1b. In this time, the first excessive width 1d connected between the ends of adjacent side plates 1b is inwardly protruded and the ends of adjacent side plates 1b are retained so as to butt with each other. The second excessive width 1e connected between the ends of adjacent flanges 1c is broken flat at both flanges 1c and arranged to closely contat each other so as to ride on both flanges 1c. A cover body 2 is put on the whole body of the package 1 and welded with heat with respective flanges 1c and the second excessive width 1e.
Patent JP-H06174961-A (JP)
Title: Method for connecting optical fiber
Inventor: HAMADA SHINKO
IPC: G02B6/255
Filed: 1992-12-02
Abstract: PURPOSE:To decrease the thermal strains generated in a connected part by heating the butt end faces of optical fibers to the softening point or above by electric discharge to fusion splice the fibers, then subjecting the fibers to a heat treatment by the discharge current decreasing with time. CONSTITUTION:Resin coating layers 2A at the respective front ends of the optical fibers 2, 2 to be connected are removed and the end faces thereof are butted against each other. The fibers are then supported into aligning grooves 4, 4 by clamps 5, 5 and are finely adjusted in a horizontal direction and perpendicular direction. As a result, the end faces of the bare fibers 2B, 2B are aligned and the optical fibers 2, 2 are fusion spliced by the discharge arcs of a pair of discharge electrodes 3, 3. The juncture of the optical fibers 2, 2 is heat treated at or after the end of the fusion splicing by gradually lowering the temp. by a heating means. This heating means is constituted of a circuit which can stepwise or continuously change the discharge current and the discharge electrodes 3, 3.
Patent JP-H04197018-A (JP)
Title: Digital arithmetic processing unit
Inventor: KIDO MITSUYASU
IPC: H02H3/02
Filed: 1990-11-28
Abstract: PURPOSE:To determine the size of an input signal with high accuracy by changing the sampling frequency according to the input signal frequency, and changing the input signal so that it may be the center frequency at all times the filter characteristic. CONSTITUTION:When an external cyclic signal Sp is applied to the clear terminals CLRs of a counter 1 and a counter 2, both the counter 1 and the counter 2 get in initial conditions, and the output signals are all cleared, and the output of a decoder 2d also gets in initial condition. Accordingly, by the external signal Sp, the cycle of the output signal (S/H, DSP interrupt signal) of the decoder 2d can be made variable. That is, the center frequency changes in proportion to the frequency of the external synchronous signal Sp. Accordingly, if one changes the external synchronous signal Sp according to the system frequency of the power system, from the characteristic of a filter, the system frequency can always be made the center frequency of the band pass filter.
Patent JP-H11158009-A (JP)
Title: Bait kit
Inventor: YOSHIDA SHINJI
IPC: A01N43/56
Filed: 1997-11-25
Abstract: PROBLEM TO BE SOLVED: To obtain an environmentally friendly bait kit capable of efficiently protecting houses from wood insect pests, having high safety to human beings and beasts by housing a bait material into a container, forming the opening in the specific direction and installing the container at a specific position. SOLUTION: This bait kit is obtained by installing a container 2 in which a bait material 3 is housed and an opening 2 which becomes an inlet for insect pests is formed in the direction at which insect pests crawl up in the passage of insect pests in a house. The container 2 is e.g. installed in the intermediate part in the height direction of a base concrete 1. The attachment of the container 2 to the base. concrete 1 is carried out by using a fixture 4 or an adhesive. For example, a pulp such as chemical pulp or mechanical pulp, optionally to which paper-strengthening agent or aluminium sulfate is added, sawdust, etc., can be exemplified as the bait material 3. The pulp includes preferably virgin pulp. The bait material 3 is preferably treated with a chemical.
Patent JP-H03183829-A (JP)
Title: Toilet stool with ozone deodorizer
Inventor: KOBAYASHI HIROSHI
IPC: E03D9/05
Filed: 1989-12-12
Abstract: PURPOSE:To rationalize deodorization by providing a sensor for detecting temperatures and humidities in an ozone generation zone and an ozone deodorization passage and also a control device for controlling ozone generation in response to the output of the sensor. CONSTITUTION:A temperature sensor 27 and a humidity sensor 28 for respectively detecting temperatures and humidities in an ozone generation zone H and a deodorization passage G are provided in an ozone deodorizer C provided in a toilet stool and a controlling device I for controlling the ozone generating zone H in response to the output of each of the sensors 27, 28 is provided to adjust the amount of ozone generation based on the changes in temperatures and humidities, keeping thereby the concentration of ozone in exhaust gas at a certain value. As a result, suitable deodorization can be performed.
Patent JP-H03184442-A (JP)
Title: Priority correction circuit
Inventor: SHINOZAKI YUTAKA
IPC: H04L12/42
Filed: 1989-12-13
Abstract: PURPOSE:To eliminate an adverse effect due to the deviation of communication to part of nodes by selecting the priority of a receiving opposite node station by a specific node station, and sending stored transmission data from a selected opposite node station to the specific node station, CONSTITUTION:A storage part 42 stores the number of an opposite node received before, and compares the number of the opposite node received with a comparison part 41 with that of the opposite number stored in the storage part 42, and decides the opposite node, and inserts it to an opposite node slot insertion part 7 via a selector 12. A transmission control part 5 compares the extracted busy bit of the node slot of its own station with the node number of its own station, and sends a control signal to a transmission RAM 9 as the establishment of a link when the same busy bits are set. At a reception side, the busy of the slot extracted by the node slot extraction part 2 of its own station is checked at a busy checking part 3, and the busy flags of all nodes are inputted to an opposite node selection circuit 4, and the opposite node is decided by comparing them with the node number received before, then, the busy is inserted to the opposite node.
Patent JP-H05239118-A (JP)
Title: Preparation of ultrapure polymer or its solution
Inventor: YURUGEN DEETERINGU
IPC: C08F2/04
Filed: 1992-12-02
Abstract: PURPOSE: To provide a process for obtaining an ultrapure viylpyrrolidone(VP) polymer applicable to a industrially prepd. soln. of VP polymer without leaving a residue of a very toxic and dangerous extractant in a polymer product after drying and without changing physical and chemical properties of the polymer.  
     CONSTITUTION: An ultrafiltration is conducted under pressure once or several times through a semipermeable membrane permeable to low molecular weight impurities contained in a solvent or its mixture and the polymer soln, but impermeable to the polymer. 
     COPYRIGHT: (C)1993,JPO
Patent JP-2001136970-A (JP)
Title: Improved method for extracting nucleic acid using particle carrier
Inventor: YOSHIGA SATOKO
IPC: C12N15/09
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently extracting a nucleic acid from a specimen which is considered to contain the nucleic acid, particularly from a specimen such as clinical one containing a large amount of impurity. SOLUTION: This is a method for efficiently extracting a nucleic acid from a specimen which is considered to contain the nucleic acid, wherein the method comprises the steps of: (a) passing a material which is considered to contain the nucleic acid through a Water-insoluble filter, (b) mixing the material which is considered to contain the nucleic acid, a nucleic acid-binding magnetic particle carrier capable of adsorbing the nucleic acid, and a nucleic acid-extracting solution for adsorbing the nucleic acid onto the carrier, (c) removing all other than the nucleic acid by washing a complex derived from the nucleic acid and particle carrier, and (d) recovering the nucleic acid from the complex derived from the nucleic acid and particle carrier by eluting the nucleic acid.
Patent JP-H03183428-A (JP)
Title: Fishline and production thereof
Inventor: SAITOU YOSHIKIYO
IPC: D02G3/44
Filed: 1989-12-12
Abstract: PURPOSE:To obtain a fishline with mechanical strength deteriorating with time, causing no problems such as environmental pollution because of assimilating eventually into natural environment, by melt spinning of a high-molecular weight polylactide which is then put to hot drawing at a high draw ratio followed by heat treatment with relaxation. CONSTITUTION:A polylactide >=100000 in viscosity-average molecular weight is put to melt spinning followed by hot drawing by a factor of 10-20 and then heat treatment with relaxation by a factor of 0.85-0.95, thus obtaining the objective fishline consisting of the polylactide, pref. with a tenacity, elongation at break and knot tenacity of >=6g/d, 30-40% and >=2.3g/d, respectively.
Patent JP-H05156364-A (JP)
Title: Manufacture of mirror-like high magnetic flux density grain-oriented silicon steel sheet
Inventor: NAGASHIMA TAKEO
IPC: C22C38/06
Filed: 1991-12-06
Abstract: PURPOSE:To manufacture a grain oriented silicon steel sheet high in magnetic flux density, having a smooth surface and excellent in magnetic properties by subjecting a hot rolled silicon steel sheet to cold rolling to regulate its sheet thickness into a final one, thereafter subjecting it to primary recrystallization annealing, removing an oxide film on the surface of the steel strip by pickling, thereafter coating it with a separation agent for annealing and executing finish annealing. CONSTITUTION:The hot rolled sheet of silicon steel contg., by weight, 2.0 to 4.8% Si, 0.008 to 0.05% acid soluble Al and <=0.010% N is subjected to cold rolling or one tune or >= two times including process annealing into a steel sheet having a final sheet thickness. This steel sheet is subjected to primary recrystallization annealing, is electrostatically coated with a separation agent for annealing consisting of Al2O3 or essentially consisting of Al2O3 or consisting of an alkaline-earth metal oxide such as BaO, CaO and SrO, is heated to raise its temp. to 920 to 1150 deg.C at >=50 deg.C/hr temp. raising rate in a neutral or reducing atmosphere, is held for >=5hr in such a manner that the N % in the atmosphere is regulated to >=5% higher than that at the time of the temp. raising and is subjected to finish annealing. An oxide film on the surface of the steel sheet formed by this annealing is removed by pickling by a hydrofluoric acid contg. soln. The objective grain-oriented silicon steel sheet having a mirror-like surface, high in magnetic flux density and low in iron loss can be obtd.
Patent JP-H04192215-A (JP)
Title: Flame resisting insulated wire and manufacture thereof
Inventor: HORI AKIHIRO
IPC: H01B7/295
Filed: 1990-11-27
Abstract: PURPOSE:To increase flame resistance of an insulator to get a required mechanical characteristic thereof by covering the core wire with an organic or inorganic fiber cloth 4 containing of hollow glass beads and dispersed synthetic resin. CONSTITUTION:The external circumference of a conductor 1 covered with an insulator 2 is coated with a cloth 4 of organic or inorganic fiber containing dispersed synthetic resins and hollow glass beads whose average grain size is 50mum or less, and an insulating cover 5 made of polyolefine and metal hydroxide is installed on the outside of the external circumference. At the time of manufacture of this wire, a composition made of hollow glass beads whose average grain size is 50mum or less and dispersed synthetic resin of 10-30 parts by weight for 100 pats by weight of the beads is impregnated into the band-like cloth 4 such that the amount of the composition comes to 2cm<2> per 100cm<2> of the area of the cloth, and this cloth 4 is wound round the external circumference of the insulator 2 and the external circumference of the cloth 4 is covered with the insulating cover 5 made of polyolefine and metal hydroxide.
Patent JP-H05160042-A (JP)
Title: Plasma producing device and method of performing plasma treatment of semiconductor thin film
Inventor: YOSHIOKA TATSUO
IPC: H01L21/31
Filed: 1991-12-09
Abstract: PURPOSE:To provide a device capable of performing at once a plasma treatment of a multitude of substrates and to provide a method of performing an even plasma treatment by this device. CONSTITUTION:A plasma producing device is constituted into a structure, wherein a support stage 5 with substrates 7 set thereon is inserted in a reaction tube 1 consisting of a vertical cylindrical quartz glass and plasma is made to produce from the horizontal directions parallel to the substrate surface by applying a voltage from an electrode 12 provided outside of the tube 1. Moreover, the device is constituted into such a structure that even if plasma potential distributions within the substrate surfaces are uneven, an even plasma treatment can be performed by rotating the support stage for the substrates and is constituted in such a structure that the plasma potential distributions are changed by changing the applying voltage during the plasma treatment and a more uniform plasma treatment can be performed.
Patent JP-H03182779-A (JP)
Title: Analog image forming device
Inventor: TONE EIICHI
IPC: G03B27/52
Filed: 1989-12-13
Abstract: PURPOSE:To easily imprint an optional mark on a transfer sheet by extracting the image of a mark part selected in accordance with a timing adjusting quantity and the position of the mark in a main scanning direction which is positioned by a 1st control means. CONSTITUTION:When plural optional marks are physically drawn on a belt-like recording medium 1 and the specified mark is selected by a mark selection means 3, a mark moving mechanism 2 is controlled by the 1st control means and the recording medium 1 is driven to a specified position where the specified mark is exposed by an optical system. At the time of transferring, paper feeding timing is adjusted by a timing adjustment means. Then, the image of the mark part is extracted in accordance with the timing adjusting quantity and the position of the mark in the main scanning direction by a mark extracting means. An ordinary transfer means, the 1st control means, a mark transfer means, the paper feeding timing adjustment means and the mark extracting means are realized according to the processing program of a control unit. Thus, the optional mark is easily imprinted on the transfer paper.
Patent JP-H04192210-A (JP)
Title: Dielectric ceramic composition
Inventor: KATO JUNICHI
IPC: C04B35/48
Filed: 1990-11-26
Abstract: PURPOSE:To improve dielectric constant and a no-load Q-value and also lower a firing temperature to reduce dispersion of characteristics by using a composition expressed by a specific formula. CONSTITUTION:In a specified compound expressed by Formula I, B1 is an element selected from a group consisting of Mg, Ca, Zn, Co, Ni, Mn, Cu, Al, Ga and Y. B2 is an element selected from a group consisting of Nb, Ta, Sb and W. X and y are within the ranges of 0.25<=x<=0.50, 0<y<=0.2. When the valency of B1 element is a, and the valency of B2 element is b, m and n have values selected in such a way that they satisfy m+n=1, and aXm+bXn=4. It is possible by such a dielectric ceramic composition as having constitution like this to realize a dielectric whose dielectric constant is high, which has a high Q-value in a region of microwave and an excellent temperature characteristic and can reduce dispersion of characteristics after firing.
Patent JP-H03184389-A (JP)
Title: Multi-wavelength oscillation multi-beam semiconductor laser device
Inventor: KARAKIDA SHOICHI
IPC: H01S5/00
Filed: 1989-12-13
Abstract: PURPOSE:To integrate two or more lasers of different wavelengths on the same substrate with ease and with excellent controllability by providing laser light non-absorption regions in the lasers of at least one or more and changing lasing wavelengths by adjustment of the lengths of those wavelength regions. CONSTITUTION:A TJS(Transverse Junction Stripe) laser having a straight region 20a and a C-TJS (Crank-TJS) laser having a bent region 20b, both lasing regions 20a, 20b being yielded by diffuse lower concentration Zn into a Zn diffusion region 12 by a two-step diffusion process, are formed. The bent part of the C-TJS laser is herein referred to as a light non-absorptive region Lw. Oscillation wavelengths can be changed by adjusting the Lws, and hence multi-wavelength oscillation multi-beam semiconductor laser device can be manufactured by laminating on the same surface lasers with the Lws changed variously by the doping process.