baber/WOPTO huggingface dataset:
Patent JP-2001220461-A (JP)
Title: Solvent for polymer waste
Inventor: WADA YOICHI
IPC: C08J11/08
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To obtain a new solvent which is useful for plastic wastes, is used in recycle systems for easily recovering and again using plastic wastes such as foamed polystyrene, can dissolve the plastic wastes to reduce their volumes and facilitate their carriage, and enables the recycling of the recovered plastic wastes. SOLUTION: This solvent for plastic wastes, is characterized by using a mixed solvent comprising methylene chloride and a 1 to 6C aliphatic alcohol, and the solvent for plastic wastes, is characterized in that the weight ratio of the methylene chloride to the 1 to 6C aliphatic alcohol is 1:1 to 4:1.
Patent JP-2001228620-A (JP)
Title: Method for producing seamless photosensitive resin sleeve printing plate
Inventor: OZAKI SHUJI
IPC: G03F7/16
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for enhancing solidness in printing by suppressing the roughening of the surface of a printing plate due to grinding in a method for obtaining a seamless printing plate using an IR laser and a method for forming an IR sensitive layer free from defects such as pinholes by enhancing the appliability of an IR sensitive coating fluid to a photosensitive resin. SOLUTION: In a method for obtaining a seamless printing plate by laminating a photosensitive resin layer on a sleeve, subjecting the layer to treatment for making it seamless, grinding the surface of the photosensitive resin to make the layer thoroughly seamless, disposing an IR sensitive layer, forming a mask by IR laser beam patterning, imagewise exposing the photosensitive resin layer through the mask and removing the unexposed part by development, a step for treating the surface of the photosensitive resin with a solvent which dissolves the resin is carried out between the grinding step and the step for disposing the IR sensitive layer. And the objective seamless photosensitive resin sleeve printing plate is produced in such a method.
Patent JP-2001229889-A (JP)
Title: Battery of film sealing structure and manufacturing method thereof
Inventor: AWANO HIROMOTO
IPC: H01M2/08
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To provide a battery of film sealing structure in which the film is adhesive enough at the sealing portion and leakage of the electrolytes around the positive and negative electrodes extending outside is protected, and a manufacturing method thereof. SOLUTION: A positive electrode 10, a negative electrode 14 and a separator 18 are pinched by laminate films 20. End portions of the laminate films 20 are pressed from up and down by metal molds 26, heated and heat-fused to form a sealing film portion 30. At the sealing film portion 30, a concave portion 28 has been formed into which a molten polyethylene as a film material is flowing in at least one of the laminate films 20. The concave 28 has been formed at the junction point among a tab of the positive electrode 12 and a tab of the negative electrode 16, which are parts of the positive electrode 10 and the negative electrode 14, extending outside of the film sealing structure, and the laminate films 20.
Patent JP-2001226613-A (JP)
Title: Colored particulate dispersion, ink for ink jet printing use, and ink jet printing method
Inventor: YAMANOUCHI JUNICHI
IPC: C09D11/00
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a colored particulate dispersion excellent in color developability/color tone and water resistance/light resistance as well, therefore favorably usable for ink. SOLUTION: This colored particulate dispersion is characterized by comprising colored particulate comprising at least one polymer selected from among polyurethanes, polyesters, polyamides, polyurea and polycarbonates and an oil-soluble dye shown by general formula (I), (II), (III) or (IV); wherein R1, R2, R3 and R4 are each H or a nonmetallic atomic group; X is OH or NR5R6; R5 and R6 are each H, an alkyl, aryl or heterocyclic group; and R7, R8 and R9 are each H or a nonmetallic atomic group.
Patent JP-2001230498-A (JP)
Title: Group iii nitride-base compound semiconductor laser
Inventor: NAGAI SEIJI
IPC: H01S5/323
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To realize an inexpensive and long service-life semiconductor laser where no ununiform light emission due to exfoliation of a positive electrode or the like is caused and a threshold current is stably low. SOLUTION: Lead electrodes 14, 16 are coated on an upper face (front side) of a sub mount made of aluminum nitride (AIN) through vacuum vapor- deposition of Au/Mo. A metallic layer 15 made of nickel (Ni) is formed onto a lower face (rear side) of the sub mount 10. A semiconductor layer 100 is directly joined to the sub mount 10 by a solder material (1st conductivity type material) 11 or the like made of indium (In) directly connecting a positive element 106 to the lead electrode 14. The rear side (on the side of the metallic layer 15) of this sub mount 10 is directly joined with an upper face of a heat sink 19 made of copper (Cu) with a solder material (2nd conductivity type material) made of In/Sn whose melting temperature T2 is about 117 deg.C.
Patent JP-2001230674-A (JP)
Title: Device and method for decoding
Inventor: FUKUCHI HIROYUKI
IPC: G10L19/02
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive decoder of satisfactory data quality, capable of reducing memory capacity, while preventing the deterioration of data quality. SOLUTION: Concerning the data of 24 bits successively inversely quantized by an inverse quantizing circuit 12, a maximum shift amount to shift data to the side of MSB, without omitting effective bits, is detected by a shift amount detecting circuit 21, and the minimum shift amount of data in the same block is detected by a shift control circuit 22. Thus, a first shift circuit 24 performs shifting and high-order 16 bits are stored in a memory circuit 25 for data. After the data for all blocks are stored in the memory circuit 25 for data, the data are read out successively, the shift amount is controlled to the bottom value of blocks and the data are re-stored in the memory circuit 25 for data.  Then, these data are read out, decoded by a converting circuit 14 and outputted after the value is controlled by a second shift circuit 15. 16 bits are sufficient for the memory circuit 25 for data.
Patent JP-2001224879-A (JP)
Title: Sewing machine and its frame presser
Inventor: WATANABE HARUKI
IPC: D05B39/00
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To reduce a space on a table occupied by a sewing machine, to reduce the number of components, and to enable easy attachment. SOLUTION: This frame presser 9 for the sewing machine 1 is provided with a frame piece 4a of a sewing frame 4 extending in the left/right direction of the sewing machine 1 and a Y-directional drive mechanism 7 supporting the frame piece 4a slidably in its length direction via a movable part 20 disposed slidably in the width direction of the frame piece 4a and driving in the width direction of the frame piece 4a. This frame presser 9 is also provided with a presser member 35 pressing the upward face 34 of the frame piece 4a and characterized by being detachably attached to the movable part 20.
Patent JP-2001233248-A (JP)
Title: Front hood structure for vehicle
Inventor: KUMAGAI KEIICHI
IPC: B62D25/10
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To ensure bending deformation of a front hood in the case of application of an excessive shock load so as to surely prevent the front hood from penetrating a windshield. SOLUTION: The front hood 10 constructed of an outer panel 11 and inner panel 21 is provided with a main vertical reinforcement structure provided with side part vertical reinforcements 24, 25 formed along both side edges of the inner panel 11, a front part vertical reinforcement 23 formed along the front edge of the inner panel 11 and connected to the front ends of the side part vertical reinforcements 24, 25 at the both ends, and a pair of slant reinforcements 31, 32 arranged in the middle between the central part of the front vertical reinforcement 23 and the middle of the side vertical reinforcements 24, 25.  In the respective parts of the main vertical reinforcement structure crossing a bending line (a) along the vehicle width direction substantially in the vicinities of the connection parts between the side vertical reinforcements 24, 25 and the slant reinforcements 31, 32, bead parts 24a, 25a, 31a, 32a are formed.
Patent JP-2001230633-A (JP)
Title: Frequency-converting circuit, receiver and transmitter using the same
Inventor: ICHIKAWA KATSUHIDE
IPC: H03D7/14
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To reduce a local oscillating signal applied between the drains and sources of RF buffer transistors 109 and 110, and to improve linearity of channel conductance between the drains and sources of the RF buffer transistors 109 and 110. SOLUTION: Transistors which are large in the channel conductance between drains and sources and excellent in linearity are used for the RF buffer transistors 109 and 110.
Patent JP-2001236512-A (JP)
Title: Moving object extracting device
Inventor: SAKAIDA SHINICHI
IPC: H04N5/21
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that the contour of an object in a moving image looks since the continuity of frames is not considered when it is judged whether the moving image belongs to a background image or moving object by a watershed method inside a frame image as before when extracting the moving object from the moving image. SOLUTION: An undetermined area ambiguous to which area it belong between a background area and a moving object area in the moving image near the boundary of these areas, is made to belong to any one of the background area and the moving object area by a time space watershed method 7 using a time space edge image 4 extracted for each of plural frame images.
Patent JP-2001236033-A (JP)
Title: Information processor and liquid crystal display controller
Inventor: OWADA TORU
IPC: G09G3/20
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a display controller capable of flexibly changing the specification of a display control signal in accordance with the request of a display device in an information processor using the display device and also to provide a display controller capable of flexibly changing the specification of a gradation display control system in accordance with the request of a display device in an information processor in which the display controller using gradation levels of liquid crystal is used as a display device. SOLUTION: This display controller saves display data equivalent to one screen and display control signal data in a display data storage device and performs a display operation by reading out side the display data and the display control signal from the storage device and outputting them to a display device. Moreover, the display controller saves gradation display data equivalent to the needed number of frames in a display data storage device and performs a gradation display operation by reading out gradation display data from the storage device outputting them to the display device.
Patent JP-2001242531-A (JP)
Title: Camera
Inventor: OKUMURA YOICHIRO
IPC: G03B17/00
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To enable communication even in the case that a film (light-shielding) part is positioned above a sensor in a camera in which a photoreflector for the perforation detection of film is used both by a camera main body side and a back cover side and the communication of information such as film sensitivity and imprinting information is performed with light passing though a transmitting (hole) part. SOLUTION: In the case that the film (light-shielding) part of perforations is positioned on the sensor before the communication, the communication is performed after feeding the film and positioning the transmitting part of the perforations above the sensor, and the set state of an imprinting mode is detected by a main CPU on the camera main body side, and only in the case of the set state to perform imprinting, the communication is performed by feeding the film so that the transmitting part of the perforations is positioned above the sensor.
Patent JP-2001243229-A (JP)
Title: Site management system, scientific/technological information circulation system, its method, work assisting system, its method and computer readable storage medium
Inventor: MURAKAWA YORIYUKI
IPC: H04L12/54
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To promote distribution of scientific/technological information, to enable interactive information transmission and to further enable assistance of works of an academic society. SOLUTION: This site management system 1 is provided with a data managing device 2 to register and manage various contents provided from groups and individuals in relation to science/technology, a retrieval device 3 to transversally retrieve target contents among the contents in a site according to input from a data processor 6 on the user's side, a charging device 4 to perform a common charge processing for use of the contents in the site and a mailing list setting device 5 to set mailing lists in which persons in relation to the site participate.
Patent JP-2001243261-A (JP)
Title: Three-dimensional shape processing method and storage medium storing program to execute shape processing method
Inventor: HARADA MASANORI
IPC: G06T15/00
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a three-dimensional shape processing method capable of even processing plural external boundary curves which are actually discontinuous through they are treated as one continuous external curve in shape data of a closed trim rotation surface. SOLUTION: Whether or not the external boundary curves provided as one external boundary curve are continuous is checked (S2), when they are not continuous, the shape data of the boundary curve is divided at a discontinuous position, each of the divided pieces of data is defined as an independent boundary curve (S3), whether or not the boundary curves are separated is discriminated (S4), when they are separated, whether or not geometric information of the boundary curves on both adjacent side at a separated point is common is confirmed, when they are common, they are connected by using the geometrical information (S5), when the shape data of a set of the closed boundary curves is obtained, the boundary curves are expressed by bisecting the surface of revolution in the peripheral direction (S6)  and a surface of revolution division processing is executed by using the continuous external boundary curve when the external boundary curve is continuous (S7).
Patent JP-2001243236-A (JP)
Title: Video feature extracting method, video feature extracting device, video retrieving method, video retrieving device and recording medium in which its program is recorded
Inventor: ENDO HITOSHI
IPC: G06T7/00
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To efficiently retrieve video similar retrieval key video without collating all retrieving objects. SOLUTION: A feature vector to be constituted by the distance between patterns in a state that reference pattern is extended and contracted in time axis direction so as to make best matching with time series feature patterns of featured values extracted from the retrieving object video most for the feature pattern, an index is created and stored for the feature vector, a feature vector is similarly created for a certain feature pattern in time sequence created from the inputted retrieval key video, calculation between vectors with the stored feature vector is performed, sets of plural obtained video sections and the distance between vectors are narrowed down and outputted.
Patent JP-2001239425-A (JP)
Title: Broach and broach machining method
Inventor: OTSUKA SEIRO
IPC: B23D43/00
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a broach that has a large finishing stock, no chipping, a long service life, a high accuracy, and a high efficiency, and can finish a quenching material equivalent to 45-65 HRC, and to provide a machining method. SOLUTION: A tool material forming a finishing blade 4 of the broach 1 is a cemented carbide alloy, a rake face 11, a cutting blade 12, and a flank relief 13 are coated with hard coating 14, and finishing is performed at -10 deg. to -30 deg. of rake angle α, and at 40-60 m/min of cutting speed. Otherwise, a cutting blade 22 and a flank relief 23, other than a rake face 21, are coated with hard coating 14, and finishing is performed at +15 deg. to -10 deg. of rake angle β, and at 3-15 m/min of cutting speed.
Patent JP-2001244563-A (JP)
Title: Surface emitting semiconductor laser and method of manufacturing for surface emitting semiconductor laser
Inventor: KANEKO TAKESHI
IPC: H01S5/183
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a surface emitting semiconductor laser wherein polarizing direction of a laser light can be controlled and a manufacturing method of the semiconductor laser. SOLUTION: In the surface emitting semiconductor laser 100, a pillar-shaped part 110 is formed in a part of a resonator 120, which is formed by laminating a lower mirror 103, an active layer 105 and an upper mirror 117. The upper mirror 117 is contained in the pillar-shaped part 110 and includes a first semiconductor deposit layer 114 and a second semiconductor deposit layer 118 which is continuous with an outer side surface of the first semiconductor deposition layer 114. The second semiconductor deposit layer 118 includes a first semiconductor layer 118a, a second semiconductor layer 118b, a barrier layer 118c and a current constriction layer 111. The first semiconductor deposit layer 114 includes a fist semiconductor layer 114a, a second semiconductor layer 114b and a current catchment basin layer 107a.
Patent JP-2001243540-A (JP)
Title: Fluid supplying device with fixed quantity
Inventor: HIRATA HITOSHI
IPC: G07F15/04
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a fluid supplying device with fixed quantity eliminating handling of cash in water feeding equipment. SOLUTION: The fluid supplying device with fixed quantity having an opening and closing valve 6 for controlling passing of water by opening and closing a pipeline and a flow meter 5 capable of detecting the flow rate of water passing through the pipeline 3 to close operate the valve 6 to close the pipeline when a flow rate detected by the meter 5 amounts to a prescribed flow rate has a reader/writer 11 capable of accepting a prepaid card 12 having a degree equivalent to a prescribed water quantity written and stored thereon in advance and an operation part capable of inputting the prescribed water quantity. Then, when a water quantity inputted from this part 9 is detected by the meter 5, the reader/writer 11 rewrites the original degree stored in the card 12 to a degree obtained by subtracting a degree equivalent to the water quantity inputted from the part 9.
Patent JP-2001213178-A (JP)
Title: Direct drive electric wheel for electric vehicle and independent suspension device utilizing the same
Inventor: UEDA TOMIO
IPC: H02K29/06
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To eliminate a gear shift device and a differential gear by driving a wheel directly to reduce a weight of an electric vehicle and simplify a structure of an independent suspension device by eliminating a drive shaft because a conventional electric vehicle necessitates the gear shift device and the differential gear, thereby increasing its weight, and the wheel and the drive shaft are not separated from each others, thereby complicating the structure of the independent suspension device. SOLUTION: This direct drive electric wheel in which a wheel side is a rotator to which a permanent magnet or an electromagnet 3 which becomes a magnet due to electromagnetic connection and an element for detecting position are attached and a drive shaft side is a stator to which an electromagnet 6, a switch, a position detector, a switch for brake, a polarity switching switch, and a disc for brake 19 are attached is attached together with a spring 20, a shock absorber 21, a brake 22, a hinge 23 for steering, and an actuator for steering to constitute the independent suspension device.
Patent JP-2001249866-A (JP)
Title: Network with distributed fire wall function, fire wall server with fire wall distribution function and edge node with fire wall function
Inventor: YAMADA HITOSHI
IPC: H04L12/70
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To distribute a fire wall function in a network. SOLUTION: The fire wall function is realized by preliminarily distributing it among plural edge nodes to constitute the network. A fire wall sever is constituted so as to distribute at least a part of filtering rules among specified edge nodes and to perform a filtering processing by using the distributed filtering rule by the specified edge node when a load of the fire wall server becomes higher.
Patent JP-2001245883-A (JP)
Title: Ultrasonic probe
Inventor: SAITO TAKAYOSHI
IPC: A61B8/00
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To realize an ultrasonic probe of higher efficiency and quality. SOLUTION: The probe has a high molecular material 6 with a conductor material 7 between a piezoelectric element 1 and a sound-coordinating layer 8 and the high molecular material and the sound-coordinating layer have almost the same acoustic impedance. Owing to this structure, the probe is both slim and easy to handle without worsening the sensitivity and the special quality of frequency. Even if the piezoelectric element is broken by a mechanical shock, high quality ultrasonic probe can be realized with reduced noise, because it has no electrical disconnection.
Patent JP-2001252813-A (JP)
Title: Throwaway type face milling cutter
Inventor: TAKIGUCHI MASAHARU
IPC: B23C5/06
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To shorten the time required for adjustment work in a site by easily performing the rotation adjustment work for an adjust screw for adjusting the position in the axial direction of a tool of a tip. SOLUTION: A throwaway tip 5 is removably mounted on a tip mounting seat 3 formed in the outer periphery of the tip part of a substantially disc-like tool main body 1 rotated round an axis O with its seated surface closely adhering thereto. The adjust screw 9 is screw-engaged with a female screw part 7b formed in the wall surface 3c of the tool base end side of the tip mounting seat, and by rotating the adjust screw 9, the throwaway tip 5 is adjusted to the position in the direction of the tool axis through a pressing pin 8. In rotating the adjust screw 9, the tool is inserted from a tool base end opening of a through hole 7 penetrating a shoulder part 1b of the tool main body, and the tip of the tool is engaged with the engagement part of the head of the adjust screw to rotate the screw. Thus, the adjust screw can be freely rotated.
Patent JP-2001255525-A (JP)
Title: Method of manufacturing liquid crystal display device
Inventor: YOSHIMURA TETSUO
IPC: G02B5/30
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a liquid crystal display device, capable of removing air bubbles without releasing the polarizing plate stuck once. SOLUTION: The polarizing plate is stuck to the liquid crystal display panel (step S1) and the sticking state of the polarizing plate is inspected (step S2). When there is generation of air bubbles taking place, micropores for liberate the air in the air bubbles is formed at the air bubbles part of the polarizing plate with laser beam irradiation (step S3), and the air in the air bubbles is liberated through the micropores by heating and pressurizing treatment (step S4), so as tightly to adhere the polarizing plate to the liquid crystal display panel surface. Then, when there is a transmissive liquid crystal display device with a backlight on the rear side, black ink is dripped on the micropore part (step S5) to prevent light leakage from the micropore by shielding the backlight.