baber/WOPTO huggingface dataset:
Patent JP-H11160501-A (JP)
Title: Photochromic plastic lens and its production
Inventor: YAMAZAKI KOJI
IPC: G02B1/10
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To obtain a photochromic plastic lens having high durability and high photochromic performance at a low cost with high productivity by treating the surface of a plastic lens base body to give permeability and depositing a photochromic material thereon to permeate. SOLUTION: The surface of a plastic lens base body is treated to give permeability. A photochromic material is deposited on the base body after the treatment to allow the photochromic material to permeate. The surface where the photochromic material is to be deposited is made porous to improve the permeability for the photochromic material. The surface where the photochromic material is to be deposited means the surface of a plastic lens base body or surfaces of a primer layer or a hard coating layer formed on the base body. As for the depositing method of the photochromic material, vapor deposition or vacuum vapor deposition is preferably used. Otherwise, a dry process such as sputtering and CVD can be used.
Patent JP-2001158689-A (JP)
Title: Diamond coated sliding parts
Inventor: MOCHIDA YASUSHI
IPC: F01L1/20
Filed: 1999-12-01
Abstract: PROBLEM TO BE SOLVED: To obtain lightweight diamond coated sliding parts having excellent abrasion resistance, effective for preventing abrasion of opposite material and reducing power loss. SOLUTION: These sliding parts is a sliding part such as an adjusting shim 4 useful in a valve operating mechanism of an internal combustion engine of an automobile engine, etc., comprise silicon nitride or sialon as a base whose surface is coated with diamond. The surface of the diamond coated layer is not subjected to processing such as polishing, etc., and a surface load length ratio (tp) on the sliding surface of the diamond coated layer is made >=60% at a 0.1 μm cutting level by controlling film formation conditions, etc.
Patent JP-H03203325-A (JP)
Title: Manufacture of semiconductor device
Inventor: TONARI SHINICHI
IPC: H01L21/3205
Filed: 1989-12-29
Abstract: PURPOSE:To make it possible to bury easily and reliably a tungsten film in contact holes by a method wherein two layers of insulating layers are laminated on a polyimide layer having a step via diffused layers and an oxide film, which are formed on a substrate, to flatten the polyimide layer. CONSTITUTION:Diffused layers 3, which are two groups of conductive layers, and a polysilicon layer 4, which is a conductive layer to be provided via a silicon oxide film 2, are formed on a silicon substrate 1 having a step between the layers 3 and 4. Then, the layers 3 and 2 are covered with the intermediate insulating layer of the multilayer of a phosphorus glass layer 5 and a polyimide layer 6 to flatten the surface and a large contact hole 11 and small contact holes 10, which reach the layer 5, are opened. Then, the whole surface is covered with a tungsten film 8, the film 8 is covered with a photoresist and when the resist and the film 8 of a flat part are subjected to dry etching, the tungsten film is buried easily and reliably in the holes, which have a step between them and are different from each other in dimension, and a semiconductor device having a high mass productivity is obtained.
Patent JP-H09176168-A (JP)
Title: Decomposition of porphyrin
Inventor: TOMITA FUSAO
IPC: C07D487/22
Filed: 1995-12-28
Abstract: PROBLEM TO BE SOLVED: To decompose porphyrins under mild conditions to remove porphyrin metal complexes in fossil fuel by allowing a microorganism in Pseudomonas capable of decomposing porphyrins to act on porphyrins. SOLUTION: A microorganism in Pseudomonas capable of' decomposing porphyrins such as Pseudomonas azelaica YA1 strain (FERM P-15356) is added to a porphyrin such as a porphyrin metal complex or nickel protoporphyrin and they are cultured in a medium to allow the microorganism to act on and decompose the porphyrin whereby the removal of porphyrin metal (nickel or vanadium) complexes from fossil fuel becomes possible under mild conditions.
Patent JP-H07170112-A (JP)
Title: Magnetostatic wave device
Inventor: NIIMURA SATORU
IPC: H01P1/215
Filed: 1993-12-14
Abstract: PURPOSE:To obtain a magnetostatic wave device made small whose frequency is simply adjusted. CONSTITUTION:The magnetostatic wave device 10 includes a case 12. A dielectric board 14 on which an earth electrode and strip line electrodes 18, 20 are formed is arranged in the case 12. A ferrimagnetic board 22 comprising a GGG board and a YIG thin film is arranged on the strip line electrodes 18, 20. Permanent magnets 34a, 34b, 36a, 36b and pole pieces 38, 40 are fitted to a yoke 32. The case 12 is arranged between the pole pieces 38, 40. Screws 42, 44 as adjustment members are screwed from an outer wall face of the yoke 32 toward between the permanent magnets 34a, 34b and between the permanent magnets 36a, 36b. The insertion length of the screws 42, 44 is made variable.
Patent JP-H10188059-A (JP)
Title: Automatic ticket examination device and train ticket medium processing method
Inventor: ISHIGAME SHINICHI
IPC: G07B15/00
Filed: 1996-12-24
Abstract: PROBLEM TO BE SOLVED: To visually identify an error ticket by providing a means for performing prescribed printing to a train ticket medium, which does not normally accept processing due to a medium processing means, and a means for collecting and returning the train ticket medium which is received by a receiving means and applied with various kinds of processing. SOLUTION: When the passage with a received train ticket medium is not permitted as a result of passage discriminating processing, a door part 20 is driven by a door control circuit 126 and a door opening/closing mechanism 124 as a passage block means and the passage of passenger is blocked. Further, error printing processing is performed to the train ticket medium for which an encode error is discriminated. At such a time, either a transfer printing part 56 or a thermosensitive printing part 58 is selected as the destination to execute the error printing processing corresponding to the kind of error ticket. Then, the error ticket is conveyed to the selected printing part and at the printing part to which the error ticket is conveyed, error printing processing is performed.  The processed error ticket is temporarily held in a 2nd holding part and after the other train medium tickets are ejected, the error ticket is discharged.
Patent JP-H05174104-A (JP)
Title: Outline route determination processing system
Inventor: TAKEUCHI KATSUHIME
IPC: G06F17/50
Filed: 1991-12-26
Abstract: PURPOSE:To obtain an outline route capable of suppressing the skew of a clock net below a certain value. CONSTITUTION:When a clock pin pair outline route determination means is used for a pin pair 214 between a clock driver 101 and a block 105, since the virtual outline wiring length of the pin pair 214 is shorter than that of the other pin pairs, it is desirable to assign the pin pair to a wiring layer having a large delay value per unit length in order to attain delay time close to that of a maximum delay pin pair 212. Thus, by obtaining the wiring layer in which the delay time equal to that of the maximum delay pin pair 212 can be obtained, the skew can be reduced without causing a large by-pass.
Patent JP-H09159076-A (JP)
Title: Ring elastic member and flexible joint for band
Inventor: NAKAMURA KIHEI
IPC: F16L27/02
Filed: 1995-12-06
Abstract: PROBLEM TO BE SOLVED: To prevent water leakage generated by losing reaction for creep developed on an elastic material part caused by fastening force, etc., of a band for a flexible joint. SOLUTION: The shape of a ring elastic member 30 for an inside band for a flexible joint is so set as to be formed into a corrugated recessed/projecting shape in the approximately vertical direction to the plane surrounded by the ring. The aforementioned-shape ring elastic member is used at least one of the inside and outside bands of the flexible joint. Sealing projections 70 are provided on the contact face of the flexible joint with the pipe external circumferential face 20a and the contact face of a manhole side wall with the internal circumferential face 60a of a flexible joint internal insertion hole 60. It may be allowed if a belt elastic member is formed into a ring via an extension part whose elasticity in the circumferential length direction of the ring is larger than the belt elastic member so as to become a ring elastic member.
Patent JP-H10182599-A (JP)
Title: Azetidinone derivative
Inventor: KOYANAGI SHINICHIRO
IPC: A01N43/34
Filed: 1996-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain an azetidinone derivative useful as a bioactive material such as medicines and agrochemicals by forming a structure having an alkoxyalkyl group bonded to a nitrogen atom. SOLUTION: This azetidinone derivative is represented by formula I [R<1> is an aryl, etc.; R<2> and R<3> are each H or an alkyl, or form a cycloalkyl ring by bonding each other; R<4> is an alkyl; X is a halogen, hydroxyl, etc.; (n) is 1-6], e.g. 3-chloro-N-methoxymethyl-4-methyl-4-phenyl-2-azetidinone. The compound of formula I is obtained by reacting a Schiff base compound of formula II with a halogenated acyl compound of formula III (Y is a halogen) in the presence of a halogenated hydrogen capture at a low temperature of <=-30 deg.C. The reaction period is varied by the raw materials and the reaction temperature but ordinary the reaction is sufficiently performed in 0.1-30hr.
Patent JP-H11177538-A (JP)
Title: Data transmission system
Inventor: SATO HIROSHI
IPC: H04L29/08
Filed: 1997-12-15
Abstract: PROBLEM TO BE SOLVED: To prevent a channel from being interrupted due to a time-out error at a receiver side resulting from an excessive interval for data transmission/ reception. SOLUTION: The system has a CPU l that sends a dummy packet control signal 7 to a timer section 2 in the 1st case where packet transmission is started, in the 2nd case where no packet can be sent within a 1st prescribed time after reception of an ACK or NAK signal, or in the 3rd case where the ACK or NAK signal from the receiver side is not received within a 2nd prescribed time, a timer section 2 that sends once a dummy packet generating signal 8 in the 1st case, and sends the dummy packet generating signal 8 at a 1st or 2nd time interval to the dummy packet generating section 3 in the 2nd or 3rd case, a dummy packet generating section 3 that generates a dummy packet of a configuration detected as an error packet by a reception station, and a serial controller 4 that converts the dummy packet into serial data and sends the data to the receiver side.
Patent JP-2000174393-A (JP)
Title: Group iii nitride semiconductor, its manufacture and group iii nitride semiconductor device
Inventor: MATSUI TOSHIYUKI
IPC: H01S5/323
Filed: 1998-12-04
Abstract: PROBLEM TO BE SOLVED: To provide a III nitride semiconductor device having an epitaxial layer which has less through dislocation and does not have cracks and whose thickness is not less than 1 μm on a Si substrate, and to provide a, and the manufacturing method thereof. SOLUTION: In a III nitride semiconductor, masks 3m are locally formed on a semiconductor substrate 1 or a first III nitride semiconductor layer 2b formed of Alx Gay In1-x-yN (0<=x and y and 0<=x+y<=1), and a second III nitride semiconductor layer 4 formed of AlxGayIn1-x-yN (0<=x and y and 0<=x+y<=1) is stacked. The masks are formed by using a material whose surface energy is lower than nitride oxide or silicon nitride.
Patent JP-H06175433-A (JP)
Title: Seal structure for electrophotographic recording device
Inventor: NAGATSUKA EIICHI
IPC: G03G21/00
Filed: 1992-12-01
Abstract: PURPOSE:To surely prevent floating toner or the like from sticking to a transmittable seal window while avoiding lowering the degree of transmission light through the transmittable window with a simple structure. CONSTITUTION:In a seal structure for an electrophotographic recording device in which an area where a photosensitive medium 1 and a visual image forming means 3 are arranged is separated from an area where an optical latent image forming means 2 is arranged, by means of a partition member 5, and a transmittable seal window 6 is formed in a part of the partition wall 5, which corresponds to a light beam path onto the photosensitive medium 1 in the optical latent image forming means 2, a transmittable seal window 6 is composed of a transmittable insulating member 7 fitted in a window opening 5a of the partition member 5, and a conductive wire 8 laid in the longitudinal direction of the transmittable insulating member 7 and is applied by a voltage applying means 9 with a voltage having the same charge polarity as that of the photosensitive medium 1.
Patent JP-H08224848-A (JP)
Title: Ultraviolet protective multilayer polycarbonate sheet
Inventor: HARUTOMUUTO REBAA
IPC: B29C48/49
Filed: 1995-12-11
Abstract: PROBLEM TO BE SOLVED: To obtain a weatherable polycarbonate sheet which can be produced by coextrusion without generating instability in a layer boundary by making the viscosity of an outside layer on one side of a base sheet containing an ultraviolet absorber lower by a specified value than that of the base sheet. SOLUTION: In the production of a sheet by coextrusion, a base sheet of thermoplastic polycarbonate which contains 0-1 wt.% of an ultraviolet absorber and the viscosity of which is 500-2500 Pa.s at 280 deg.C and at 100 sec<-1> shear rate is provided. At least on one side of the sheet, an outside layer of thermoplastic polycarbonate which contains 2-20 wt.% of an ultraviolet absorber and the viscosity of which is 200-2300 Pa.s at 280 deg.C and at 100 sec<-1> shear rate is formed. The viscosity of the outside layer is adjusted to be lower by at least 50 Pa.s than that of the base sheet to eliminate the instability in a layer boundary during coextrusion.
Patent JP-H10190910-A (JP)
Title: Image reader
Inventor: KAKIMOTO HIROAKI
IPC: H05K7/20
Filed: 1996-12-25
Abstract: PROBLEM TO BE SOLVED: To prevent dust from flowing into a housing part accompanying cooling air, to prevent the contamination of an optical means and to miniaturize a blowing means by arranging a photoelectric conversion means and a cooling means on the outside of the housing part. SOLUTION: A first mirror base 10, a second mirror base 11 and a condensing lens 12 are arranged inside a frame body 1. On the outside of the frame body 1, a CCD unit 16 and a cooling fan 17 which is the blowing means, etc., are arranged. The dust-proof member of sponge or the like is held between metal sheets, where a CCD sensor which is the photoelectric conversion means is fixed and the sticking of the dust to the light-receiving surface side of the CCD sensor is prevented. Thus, the cooling air from the fan 17 efficiently cools the CCD sensor and heat generation components on a sensor board, the dust included in the cooling air does not reach the mirror bases 10 and 11, and the condensing lens 12 and good images are obtained at all times.
Patent JP-2000169854-A (JP)
Title: Carbonization degree-judging of carbide in carbonizing over and device therefor
Inventor: ONISHI HIROSHI
IPC: B09B3/00
Filed: 1998-12-04
Abstract: PROBLEM TO BE SOLVED: To judge the degree of carbonization of a carbonized material in a carbonizing over automatically and precisely in a carbonizing treatment of a general waste material or an industrial waste material in the carbonizing oven. SOLUTION: This method for judging the degree of carbonization of a carbonized material in a carbonizing oven A in loading a material to be carbonized in the carbonizing oven A and dry distilling it for carbonizing comprises measuring the weight of the carbonizing oven A together with the material to be carbonized before and after the start of the dry distillation with a load cell 10 and judging the degree of the carbonization in the carbonizing oven A based on the changed amount from the measured value before the start of the dry distillation.
Patent JP-H05180513-A (JP)
Title: Muffler device for hot water feeder
Inventor: TAKAHASHI TAKESHI
IPC: F23J13/00
Filed: 1991-12-27
Abstract: PURPOSE:To provide a low cost compact and light weight muffler device for a hot water feeder so as to get low noise of the hot water feeder used in a home. CONSTITUTION:An inlet port 6 for combustion discharged gas opened at a lower part, a combustion discharging gas outlet port 7 arranged in a lateral direction and a bent part 9 for connecting the inlet port 6 with the outlet port 7 are positioned above the outlet port 7. The inlet port 6 and the bent part 9 are connected at a tapered part 8 having a small sectional area at the downstream side. The outlet port 7 and the bent part 9 are connected by a slant passage 10. Sound muffling material 14 is filled around the bent part 9, the outer housing part 11, the tapered part 8 and the slant passage 10. Surface of the discharging passage faced at the sound muffling material 14 in the discharging gas passage is provided with many small holes 15. Each of the passages has the same shape in a depth direction of the section, the bent part 9 has the same sectional area in the passage and it is constructed to the minimum sectional area as compared with that of another passage. A stepped part is arranged at the lower surface in the midway of the slant passage 10 so as to prevent immersion of water from the outlet port 7.
Patent JP-H07180204-A (JP)
Title: Method for connecting floor flange to drain pipe
Inventor: MIWA KOJI
IPC: E03D11/16
Filed: 1993-12-21
Abstract: PURPOSE:To provide a method for connecting a floor flange to a drainage pipe, by which the same floor flange can be made to correspond to drain pipes which have the same outside diameter and different inside diameters, the construction can be simplified, and the material quality of the drain pipe is disregarded. CONSTITUTION:Annular fitting grooves which have a constant groove width larger than the wall thicknesses of drain pipes 18A, 18B are provided downward on the lower surface side of a floor flange 10 to fit the upper end parts of the drain pipes 18A, 18B upward. A plastic sealing material 20 previously set in the fitting groove 16 is clamped by the upper ends of the drain pipes 18A, 18B and the upper base part of the fitting groove 16 and crushed to fit the drain pipes 18A, 18B to the fitting grooves 16. Thus, the drain pipes 18A, 18b and the floor flange 10 are connected to each other.
Patent JP-H10188428-A (JP)
Title: Disk device
Inventor: KABASAWA HIDETOSHI
IPC: G11B17/047
Filed: 1996-12-25
Abstract: PROBLEM TO BE SOLVED: To facilitate the taking out of a cartridge inserted to a tray. SOLUTION: In the disk device 11, a cartridge taking out mechanism 70 for ascending the disk cartridge inserted into the tray 12 to the height position easily to take it out is provided on the front surface of the tray 12. In this cartridge taking out mechanism 70, disk cartridge is easily taken out in the manner of lifting up the disk cartridge from the cartridge placing surface 12a of the tray 12 by abutting arms 79, 80 of a cartridge lifting up member 71 with the turning operation of the front panel bezel 16 to this side. Thus, the increasing of thickness of the tray 12 for securing the strength of the tray 12 is not required, and the tray 12 can be made thinner.
Patent JP-H08237485-A (JP)
Title: Image reader
Inventor: MATSUDA SHINYA
IPC: G06T1/00
Filed: 1995-12-12
Abstract: PURPOSE: To attain reproduction of an image at optimum density at all times by conducting density control based on background density when an original is a character image and based on height information when the original is an intermediate tone image. CONSTITUTION: A line sensor 8 conducts preliminary scanning to sample image data for height detection and density control of an original and an image memory 12 stores data by several lines each. A CPU 23 reads one by one line of the image data stored in the image memory 12 to detect a height of the original face at each read position and to detect a luminance level of image data corresponding to an image part and a background part of each line respectively and stores them to a memory 18. Then whether an image is a character image or an intermediate tone image is set by the entry by the operator and the system for image density control for the main scanning is selected based on the entry.  That is, in the case of the character image, the density level is adjusted based on the background density of an original and in the case of the intermediate tone image, the density level is adjusted based on the height information of the original.
Patent JP-H06189938-A (JP)
Title: Magnetic resonance imaging device
Inventor: NAKAMURA CHIKAKO
IPC: G01R33/32
Filed: 1992-12-25
Abstract: PURPOSE:To enable the speed, direction or the like of moving and flowing portions in a tomographic image to be clearly recognized and classified. CONSTITUTION:A magnetic resonance imaging device for obtaining an echo signal as data on K space, and processing the data through two-dimensional Fourier transformation, is constituted of an echo signal generation means where flow encoding pulses are applied to encoding gradient magnetic field having the same phase, at every four sequences concurrently repeated in the directions of X, Y and Z, and the flow encoding pulses for one time are made identical in each direction, with flow encoding pulses for other three times made different only once at each time and in each direction. Furthermore, the device is constituted of a means for transforming the generated echo signal for the preparation of data for X, Y and Z directions, relative to the phase data of transformed signal, and another means for assigning three types of color to each data and adding color information to the obtained image data.
Patent JP-2000171850-A (JP)
Title: Film unit with lens
Inventor: KOBAYASHI HIROYUKI
IPC: G03B15/03
Filed: 1998-12-07
Abstract: PROBLEM TO BE SOLVED: To obtain appropriate exposure whether luminance in photographing with strobe light is high or low by providing a diaphragm switching means capable of switching the diaphragm diameter and an energizing means energizing the diaphragm in the direction along which the diaphragm formed by the switching means tends to a minimum diaphragm. SOLUTION: A diaphragm plate 11 is provided behind a photo-graphing lens L, and a diaphragm switching operation member is fixed at the right end 11a of the diaphragm plate 11. By operating the diaphragm switching operation member right and left, the plate 11 is moved right and left in a state where its slot 11b slides with respect to a guide pin 12. A torsion spring 13 is hooked to the left end of the plate 11 so as to always energize the plate 11. Therefore, if a hand is not put on the diaphragm switching operation member, the right end of the slot 11b abuts on the pin 12 and a small diaphragm 11c consisting of a small circular through-hole is positioned concentrically with the optical axis of the lens L. By performing photographing in this state, a shutter is opened and object light transmitted through the lens L is converged by the small diaphragm 11c.