baber/WOPTO huggingface dataset:
Patent JP-2003073341-A (JP)
Title: Method for producing 4,5-dihydroxypentylamine compounds and new 4,5-dihydropentylamine derivative
Inventor: TOKUYASU HITOSHI
IPC: C07C213/02
Filed: 2001-09-05
Abstract: PROBLEM TO BE SOLVED: To enable the profitable production of (dihydroxyalkyl)amine compounds wherein one alkyl group bound to the nitrogen atom of the amine compound is substituted with two hydroxy groups. SOLUTION: The 4,5-dihydroxypentylamine compounds can be produced by reacting 4,5-dihydroxypentanal compounds whose hydroxy groups may be acylated, with hydrogen and an amine compound having at least one active hydrogen in the presence of a hydrogenation catalyst and, if necessary, further deacylating the reaction product. The 4,5-dihydroxypentylamine compound can also be produced by preliminarily reacting a 4,5-dihydroxypentanal compound with an amine compound having at least one active hydrogen, reacting the obtained reaction product with hydrogen in the presence of a hydrogenation catalyst, and, if necessary, further deacylating the reaction product.
Patent JP-2002158680-A (JP)
Title: Searching algorithm for foundation field bus protocol
Inventor: CHRISTENSEN DAN D
IPC: H04B3/46
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a searching algorithm, capable of performing abandonment of bus control to a first communication controller in proper timing, when bus control is acquired by a hand-held communication controller carelessly linked with a communication bus of a process control system. SOLUTION: Communication on the bus is allowed to the hand-held communication controller by using a communication schedule, and the search algorithm is used to detect devices including other communication controller. The hand- held communication controller successively selects search addresses from one of three address lists and transmits a search node message. One of the address lists is reserved for the communication controller; and when the bus control previously controlled by other communication controller is acquired, the existence of other communication controller is detected and the bus control is abandoned to other communication controller with proper timing.
Patent JP-2002103215-A (JP)
Title: Roller cage
Inventor: BAGUSCHE SIEGFRIED
IPC: B24B5/42
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To provide a roller cage of a deep rolling tool capable of unlimitedly keeping precision prescribed during deep rolling of a crankshaft. SOLUTION: The roller cage guides at least one deep rolling roller of the deep rolling tool for carrying out deep rolling of a rounded corner portion or a fillet portion of a journal bearing or crank pin of the crankshaft. The roller cage is supported on an end portion of a long leg portion of an L-shaped tool holder. In the roller cage, the tongue portion is guided in the longitudinal direction of a long leg portion to have a play space, and the tongue portion is engaged, out of an end portion of the long leg portion, in a vertical groove formed on the lower face of the roller cage. The vertical groove of the roller cage is wider than the tongue portion by 0.5 to 2.5 mm. At least one element is disposed on the end portion of the long leg portion to be engaged into a recess formed on the face of the roller cage facing the end portion of the long leg portion.
Patent JP-2003083526-A (JP)
Title: Combustion gas disposer and distributing valve used for it
Inventor: KARASUTANI HISASHI
IPC: F23L13/04
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To provide a distributing valve which is small in pressure loss by adopting the elaborate constitution to change the passage course of gas to be disposed of and thereby substantially enlarging the area of an opening. SOLUTION: This distributing valve, which distributively supplies the gas to be disposed of into each space of a heat storage part having heat accumulating material and distributively exhausts disposed-of gas from it, is equipped with its main body which lets the disposed-of gas flow to an outer circular passage made of an outer cylinder 1 and a middle cylinder 2 and lets the gas to be disposed of flow to the passage within the rotary shaft within the inner cylinder and lets purge gas flow to the inner circular passage made of the inner cylinder 3 and the middle cylinder, and a partition chamber 6 which is partitioned off into a plurality of cells with partition plates and each cell of which is connected to each space of the heat storage part, and a rotary plate 7 which rotates, accompanying the rotation of the rotary shaft,  and has openings for connecting the inner circular passage and the outer circular passage and each cell of the partition chamber, switching them in order, and at a hollow rotary shaft 4, a supply port to the partition chamber is made at one part of the periphery of itself, and the gas G2 to be disposed of is sent into the plural cells of the partition chamber from the supply port.
Patent JP-2003085836-A (JP)
Title: Method and apparatus for manufacturing optical disk
Inventor: KANEKO YUKIO
IPC: G11B7/24
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To simplify the constitution of an apparatus which performs manufacturing of an optical disk including a process step of forming >=2 continuous layers of radiation-curing resins on the disk. SOLUTION: The apparatus for manufacturing has a first coating means for forming the first layer by coating the surface of the optical disk with a first liquid material of a radiation curing type, a second coating means for forming the second layer by coating the surface of the first layer on the optical disk with a second liquid material of a radiation curing type and a single radiation irradiation means for irradiating the disk with radiations having an effect of curing the first and second liquid materials of the radiation curing type after the coating of the first layer by the first coating means and after the coating of the second layer by the second coating means.
Patent JP-2003087605-A (JP)
Title: Device and method for reducing noise, medium, and program
Inventor: YANO NOBUYUKI
IPC: G06T5/00
Filed: 2001-09-11
Abstract: PROBLEM TO BE SOLVED: To provide a device and a method for noise reduction, a medium, and a program which can effectively reduce visually conspicuous low-frequency noise and minimize deterioration of small-amplitude details. SOLUTION: The device is equipped with a vertical simultaneity means 1 which makes simultaneous a plurality of lines of the same time of an input video signal S1, a filter arithmetic means 2 which performs low-pass filter operation for the output of the vertical simultaneity means 1, a noise component extracting means 11 which extracts a noise component according to the output of the filter arithmetic means 2, and an adding means 10 which adds a noise- reduced object pixel at a specific position in the output of the vertical simultaneity means 1 and the output of the noise component extracting means 11 to attenuate the noise.
Patent JP-2003083343-A (JP)
Title: Main shaft device
Inventor: SUGITA SUMIO
IPC: F16C35/12
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a main shaft device which can maintain stable rotational performance of a shaft by ensuring good lubricating performance, can reduce noise and can save driving energy of a shaft, even in the case of generating a high speed. SOLUTION: Lubrication of a rolling bearing 5 rotatably supporting a shaft 3 of a main shaft device 100 is performed by directly injecting a fine amount of lubricating oil from a lubricating oil nozzle 13 mounted in a housing 7, simultaneously formed with a base end side lubricating oil route 13b and a tip end side lubricating oil route 13c in the lubricating oil nozzle 13 so as to make suction of lubricating oil caused by a flow of air due to rotation of the shaft 3 less than a delivery amount of one shot.
Patent JP-2003081143-A (JP)
Title: Electric working machine
Inventor: KANBARA FUMIKICHI
IPC: B66F9/20
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To provide an electric working machine which can allow an operator to consciously perform the advancing/retracting/work-traveling operation, improve the operability as a result thereof, and improve the working efficiency. SOLUTION: In a snow plow 10 in which a plurality of drive wheels 23 and driven wheels 24 are rotatably fitted to a machine body 19, these traveling wheels are driven by electric motors 21L and 21R, a potentiometer 72 to control the rotation of the electric motors 21L and 21R is provided, and the potentiometer 72 is operated by an operation lever 76, a hole 48 for guiding the operation lever 76 is formed in an operation panel 46 of the snow plow 10, the guide hole 48 is formed in a crank shape, and a hinge 79 is provided in the middle of the operation lever 76 to copy the crank shape.
Patent JP-2003087075-A (JP)
Title: High-frequency circuit component
Inventor: KARIYA NORIAKI
IPC: H01F17/00
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide small high-frequency circuit components having small variations, in a stray capacitance generated between an inductor pattern and a capacitor electrode pattern, accordingly having small variations in the characteristics. SOLUTION: The inductor pattern 19 is overlaid with the capacitor electrode pattern 21 in a plan view; that means the projection of the pattern 19 onto the pattern 21 is included within the pattern 21 in a laminating direction. Specifically, outer dimensions of W1, L1, D1 of the pattern 19 and corresponding outer dimensions W2, L2, D2 of the pattern 21 satisfy the following conditional equations: W2=W1+(0.1 mm to 1.0 mm), L2=L1+(0.1 mm to 1.0 mm) and D2=D1+(0.1 mm to 1.0 mm).
Patent JP-2003087096-A (JP)
Title: Ladder-type surface accoustic wave filter
Inventor: OWAKI TAKUYA
IPC: H03H9/64
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a ladder-type SAW filter, which has superior filter characteristic which oppresses a ripple within a passing band and is small in an insertion loss and an in-band deviation, in the ladder-type SAW filter. SOLUTION: A ladder-type surface accoustic wave filter employs a surface accoustic wave resonator. In the surface accoustic wave resonator, an interdigital transducer of an electrode cycle λand grating reflectors on both sides of the interdigital transducer are disposed along the propagation direction of a surface accoustic wave on a main surface of a piezoelectric substrate.  With the arrangement of the ladder-type surface accoustic wave filter, ratio Lt/Lr of a pitch Lt of the interdigital transducer to a pitch Lr of the grating reflector is set to be smaller than 1, additionally a center-to-center distance Ltr between neighboring electrode fingers of the interdigital transducer and the grating reflector is set to be smaller than 0.5 λ, and further, Lts of the surface accoustic wave resonator of at least two or more from among a plurality of surface accoustic wave resonators which are disposed in a serial arm are made to differ from each other.
Patent JP-2003111644-A (JP)
Title: Cushion structure
Inventor: IKEDA SHIGERU
IPC: A47C27/04
Filed: 2001-09-18
Abstract: PROBLEM TO BE SOLVED: To provide a cushion structure having elasticity to make easy turning in a bed without exerting pressure on a user, when the cushion is consists of a partition wall made of an elastic material with low resilience. SOLUTION: A spring unit 101 constituted by connecting a number of coil springs 103 in a row, the cushion 2 in which the thin partition wall is formed into a lattice with an elastic material and is laminated on the top of the coil springs, and a sheathed body 18 covering the laminated body of the springs and the cushion are provided.
Patent JP-2003097076-A (JP)
Title: Parking system
Inventor: ABE MASATO
IPC: E04H6/14
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To provide a parking system capable of preventing a driver and a fellow passenger from being shut up in the parking system. SOLUTION: In the course of the driver's storing operation, when a third party presses a button 'END DOOR CLOSE' mounted on a driving operation panel to start storing operation by the driving console panel, a guidance to the effect that the operation is impossible is given by an audio device provided in the vicinity of the driving operation panel (S280).
Patent JP-2003101221-A (JP)
Title: Method for manufacturing multilayer printed wiring board
Inventor: INAGAKI YASUSHI
IPC: H05K3/46
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a multilayer printed wiring board which has a conductor circuit in which a roughed surface is formed on the overall surface without undercut with a uniform thickness and in which no crack resultantly occurs in a resin insulating layer and no release occurs between the insulating layer and the circuit. SOLUTION: The method for manufacturing the multilayer printed circuit substrate comprises (1) a step of forming a thin film conductor layer 24 on the substrate and/or on the resin insulating layer 22, (2) a step of forming a thicker electrically plating layer 25 than the plating resist on the plating resist non-forming part after the plating resist 23 is formed by using the dry film on the part of the layer 2, (3) a step of etching the plating layer by using a first etching liquid, and (4) a step of removing the layer 24 existing under the resist 23 by using a second etching liquid after the resist 23 is removed and forming roughed surfaces on the surface of the layer 25 and the side face of the layer 24.
Patent JP-2003099885-A (JP)
Title: Information receiving device
Inventor: TSUMURA TOSHIHIRO
IPC: G08C23/04
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide an information receiving device capable of receiving information of sufficiently large information quantity with compact ground-side facilities even if being a mobile body moving relatively high speed. SOLUTION: This information receiving device 80 includes a camera 40 for obtaining multiple images reflected with the polarizing directions of polarizing plates based on the lights from a retroreflective plate disposed with the multiple polarizing plates having respective specified polarizing directions on the surface, and a decoder device 90 for decoding codes expressed by the polarizing directions of the multiple polarizing plates on the retroreflective plate from the multiple images obtained by the camera 40.
Patent JP-2003098650-A (JP)
Title: Photomask, method of manufacturing the same and method of forming magnetized pattern
Inventor: HARADA SHIGENOBU
IPC: G03F1/76
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a photomask formed with mask patterns with high accuracy. SOLUTION: The method of manufacturing the photomask having a process step of forming a photoresist layer on a transparent substrate element body 1 having a light shielding layer prior to an etching treatment, a process step of forming resist patterns on the light shielding layer by irradiating the photoresist layer with an energy ray to form latent image patterns, then developing the same, a process step of etching the light shielding layer, and a process step of removing the resist patterns, in which the transparent substrate element body 1 is rotated around its center and the energy ray is relatively moved in a diametral direction of the rotation of the transparent substrate element body and the transparent substrate element body is intermittently irradiated with the energy ray to be lined with the irradiation spots of the energy ray.
Patent JP-2003094686-A (JP)
Title: Inkjet printer and maintenance method therefor
Inventor: AOKI TETSUSHI
IPC: B41J2/185
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide an inkjet printer which prevents empty suction by preventing ink to be sucked in from running out midway through the suction of the ink, and efficiently performs maintenance of a head. SOLUTION: This inkjet printer has an ink storage part for storing the ink, the head which has a nozzle for the ink, and a suction means for performing the maintenance of the head by sucking in the ink from the nozzle. When the remaining quantity of the ink in the ink storage part before the start of the suction of the ink by the suction means is smaller than a prescribed quantity, the suction is inhibited without being started by the suction means.
Patent JP-2003100851-A (JP)
Title: Vacuum processing apparatus and method therefor
Inventor: ARAI SUSUMU
IPC: C23C16/458
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a vacuum processing apparatus and a vacuum processing method which never generate a positional deviation between a susceptor and a substrate when placing the substrate on the susceptor, lifting the substrate from on the susceptor, or the like, in heating and processing the substrate in the vacuum. SOLUTION: In a vacuum chamber 2, a glass substrate S is moved up and down by the susceptor 6 to put the glass substrate S on and heat it which can move up and down, and a support board 31. The support board 31 supports lower ends of a plurality of hollow up-and-down pins 11 which are disposed around the glass substrate S and are passed through the susceptor 6 in the up and down direction and support the edge of the glass substrate S by flange sections 12 formed at the top ends. At the same time, the support board 31 also supports lower ends of substrate support pins 21 which are inserted in the hollow parts of the up-and-down pins 11 and have their cone-shaped parts 22 projecting above the flange sections 12 on other occasions than when a film is formed. The support board 31 is moved up and down independently from the susceptor 6.  In the middle of lifting the glass substrate S to a film formation position, a mask 41 is lifted by the glass substrate S, to be set.
Patent JP-2002190125-A (JP)
Title: Optical head device, optical information recording/ reproducing apparatus, method for detecting aberration, and method of adjusting optical head device
Inventor: SANO AKIMASA
IPC: G11B7/095
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide an optical head device in which a spherical aberration detection signal is stably obtained for a high-density optical disk. SOLUTION: Returned light from an optical disk is split into two of transmitted light and diffracted light by a hologram element 108 and so forth. Information is reproduced by the transmitted light, which has a large amount thereof. The diffracted light, which has a small amount thereof, is split into two of a region near the optical axis and a region far from the optical axis, in which respective out-focus amounts are obtained as focus error signals. The differential signal thereof is defined as a spherical aberration error signal. Accordingly, an amount of spherical aberration may be detected, in which a high SN (signal to noise) ratio is maintained.
Patent JP-2003108085-A (JP)
Title: Display device
Inventor: NAKAMURA KAZUO
IPC: G09G3/20
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To reduce the power consumption of a display device and to realize multi-level display using simple constitution. SOLUTION: Each pixel circuit 3 consists of a first pixel circuit 3a which has a first memory M1 for recording a first bit of video data supplied to a signal line SIG(h) by a signal line driving circuit 6 and a first pixel electrode 1, and a second pixel circuit 3b which has a second memory M2 for recording a second bit of video data and a second pixel electrode 2. The ratio of the display areas of the first and the second pixel electrodes 1 and 2 is set to 2:1 in one embodiment. The ratio corresponds to the weight of each bit of the video data. A control section 8 has a means to perform multi-level display by adjusting data to be written into the first and the second memories M1 and M2 for each video frame.
Patent JP-2003102311-A (JP)
Title: Dog droppings collecting tool
Inventor: SASANOUCHI NARIMITSU
IPC: A01K23/00
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a dog droppings collecting tool capable of increasing chances for many and unspecified dog lovers to carry the dropping collecting tool, by improving its structure so as to be suitable for realizing weight-saving and miniaturization, using together with a plastic bag free of charge, easiness in attaching and detaching of the bag as a collecting bag, a function of hygienically collecting and treating the droppings with one of the hands without directly touching them with the hand, and easiness in collecting the droppings, and therefore capable of eliminating social nuisances of the droppings which become a social problem. SOLUTION: In this dog droppings collecting tool, a structure which is composed of a pair of movable collecting frames 3, 3a and forms a elliptical shape suitable for collecting the droppings is adopted, and mounting areas on which a collecting bag 7 is mounted are formed into T-shaped parts 4, 4a, so that the weight-saving and miniaturization of the tool and the easiness in attaching and detaching of the collecting bag are realized. Hooky fastener 2a, 5a for fastening the collecting bag are arranged in the front and rear parts of the collecting frame, and small projections 9, 9a positioned in central areas of the collecting bag are each fastened to the fasteners 2a, 5a, so that an opening of the collecting bag is opened in the longitudinal direction and formed into an elliptical shape. Therefore, the shape of the tool is stabilized and the collection of the droppings is easily conducted.
Patent JP-2003107013-A (JP)
Title: Method for inspecting tube by digital image, apparatus therefor and digital storage medium used in the method
Inventor: HOSHINO TETSUO
IPC: G06F3/048
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a method, an apparatus and a digital storage medium whereby an inspector can easily search for, read, inspect and evaluate an image of an abnormal point or the like of a tube from a table, by linking the table showing points of the imaged tube with digital images obtained by imaging the points, and can make use of advantages such as a high image quality and image processing by a digital image technique, and a random accessibility and compactness of the digital storage medium, or the like. SOLUTION: The method for inspecting abnormal points or the like of the tube by digital images obtained by imaging the inside of the tube includes digitally forming the inspection table with places corresponding to points of the tube including abnormal points, storing corresponding digital images of the tube while linking the images with places of the inspection table, displaying the inspection table on a display, clicking the place on the inspection table by a pointer or the like or carrying out the like operation, and displaying on the display the digital image of the point of the tube corresponding to the place of the inspection table in response to the clicking or the like operation.
Patent JP-2003110914-A (JP)
Title: Digital camera
Inventor: ISOYAMA TOMOYA
IPC: G01C9/10
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To display a reproduced image as intended by an operator by executing photographing while utilizing a character. SOLUTION: The inclination of a digital camera 10 around an optical axis is detected by an inclination sensor 48. When a shutter button 46 is pressed by half in a camera mode, a character signal corresponding to the detected result of the inclination sensor 48 is generated by a character generator 34, and the character based on the relevant character signal is displayed on a monitor 30. When the shutter button 46 is pressed fully, in response to relevant full pressing, the photographed image and information on the detected result of the inclination sensor 48 at the time point of relevant full pressing is recorded on a memory card 38. In a reproducing mode, the image reproduced from the memory card 38 is displayed in the style corresponding to the detected result information related to the relevant image.