baber/WOPTO huggingface dataset:
Patent JP-2003124570-A (JP)
Title: Surface emitting semiconductor laser and its fabricating method
Inventor: FUKUTANI KAZUHIKO
IPC: H01S5/227
Filed: 2001-10-16
Abstract: PROBLEM TO BE SOLVED: To obtain a high luminance, low working voltage surface emitting semiconductor laser having a structure of high degree of freedom which can be fabricated by a simple method without limiting the device structure, e.g. the shape of an electrode, or the device characteristics, e.g. the resistance of an element. SOLUTION: The surface emitting semiconductor laser comprises an active layer region 14, and a pair of mirrors including at least one multilayer film semiconductor mirror 13, 15 constituting a vertical resonator together with the active layer region 14. The peripheral part 20 of the optical axis of the multilayer film semiconductor mirror 15 is introduced with dopant at a higher density as compared with the central part 21 of the optical axis. Consequently, reflectivity of the multilayer film semiconductor mirror 15 is high at the central part 21 of emission and low at the peripheral part 20 of emission. Carrier concentration of the multilayer film semiconductor mirror 15 is low at the central part 21 of emission and high at the peripheral part 20 of emission.
Patent JP-2003119662-A (JP)
Title: Cutting device for fiber
Inventor: SHIGEHARA MASAYA
IPC: B26D1/08
Filed: 2001-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a cutting device capable of cutting a fiber having a small single fiber diameter or an elastic fiber without a cutting miss in a high yield by 0.1-30 mm length. SOLUTION: This cutting device is constituted by including a delivery roller 11 of a fiber bundle, a guide roller 13 positioned between the delivery roller 11 and a cutting part 12 for covering a sheet-shaped material 2 over the fiber bundle 1, a feed roller 15 positioned at the directly front of the cutting part 12 and sending the fiber bundle 3 covered with the sheet-shaped material 2 to the cutting part 12 and the cutting part 12 consisting of a fixed blade 16 and moving blade 17 for cutting the fiber bundle 3 by a prescribed length. It is preferable to install a sieving device 19 for separating the cut pieces 4 to the cut short fibers and cut sheet-shaped materials. A guillotine type cutter is suitable as the cutting part 12.
Patent JP-2003121964-A (JP)
Title: Heat-developable photosensitive material and processing method for the same
Inventor: SAKATA HIDEAKI
IPC: G03C1/498
Filed: 2001-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a high-contrast heat-developable photosensitive material less liable to cause unevenness in an image by heat development, ensuring suppressed fogging and excellent in film sticking and maximum density and to provide a processing method for the material. SOLUTION: The heat-developable photosensitive material comprises silver halide an organic silver salt a developer, at least one of the vinyl compounds of formulae (I)-(V) and at least one of the silane compounds of formulae (VI)-(VII) on a support.
Patent JP-2003129213-A (JP)
Title: Production method for nitrided steel
Inventor: ISHII KAZUO
IPC: C22C38/14
Filed: 2001-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a production method for nitrided steel whereby the formation of a homogeneous passive film by an easy and simple way and the improvement in resistance to pitting corrosion accompanied by the improvement in fatigue strength can be achieved. SOLUTION: After subjected to nitriding, steel is subjected to a passivation treatment by heating in an oxygen-containing atmosphere. The heating condition of the passivation treatment is confined in a range enclosed by (100 deg.C, 120 min), (100 deg.C, 10 min), (125 deg.C, 5 min), (190 deg.C, 5 min), (200 deg.C, 10 min), (200 deg.C, 20 min), (190 deg.C, 30 min), (190 deg.C, 40 min), (180 deg.C, 60 min), and (180 deg.C, 120 min) on the coordinate axes of temperature and time.
Patent JP-2003123058-A (JP)
Title: Traveling lane recognition device
Inventor: OTSUKA YASUSHI
IPC: G06V10/44
Filed: 2001-10-17
Abstract: PROBLEM TO BE SOLVED: To provide a traveling lane recognition device capable of stably detecting two or more kinds of lane marks and improving lane recognition accuracy. SOLUTION: An image processing means 6 for image-processing a road image picked up by a camera 5 is provided with a plurality of different image processing algorithms 9-11. The image processing algorithm suited to a traveling lane is selected from a plurality of the image processing algorithms 9-11 depending on a road on which a vehicle is traveling so that the traveling lane is detected.
Patent JP-2003121346-A (JP)
Title: Method and apparatus for light-wave coherence tomogram imaging
Inventor: SATO MANABU
IPC: G01N21/17
Filed: 2001-10-17
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus of a compact nonoptical-axis direction illumination coaxial type for light-wave coherence tomogram imaging, by a method in which illumination light is introduced from the nonoptical direction of a refractive index profile element while the refractive index profile of the refractive index profile element, the light diffusion of the incoherence light of an LED or the like, and a profile illumination using a plurality of light emitting elements, are taken notice. SOLUTION: The light-wave coherence tomogram imaging apparatus is provided with the plurality of light emitting elements 1 which are arranged in a concentric circle shape, a conical trapezoidal tube body A in which the light emitting elements 1 are arranged on the bottom and which comprises an optical waveguide 2 composed of a transparent optical material, the refractive-index profile element 3 which is fitted to the tube body A, a very small mirror 4 which is arranged in the central part on the end face of the element 3, a semitransparent mirror 5 with a piezovibrator 10 which is arranged on the extension of the central axis of the mirror 4, a sample 6 which is arranged on the extension of the central axis so as to correspond to the semitransparent mirror 5 with the piezovibrator 10,  an image sensor 7 which is arranged on the extension of the central axis of the light emitting element side of the element 3, a computer 8 which is connected to the image sensor 7, and a drive unit 9 which is connected to the computer 8 and which drives the piezovibrator 10.
Patent JP-2003118214-A (JP)
Title: Imaging apparatus and communication method in imaging apparatus
Inventor: SUGANO SATORU
IPC: H04B1/713
Filed: 2001-10-17
Abstract: PROBLEM TO BE SOLVED: To provide an imaging apparatus in which the cost can be prevented from increasing due to increase in the peak current at the time of actuating accessories without complicating the control and without sacrifice of the merits of spread communication. SOLUTION: When communication is started upon turn on power or upon resetting from sleep mode, each accessory 2, 3, 4 waits for synchronization at a specified frequency included in a frequency hopping pattern in order to capture synchronization. Upon receiving that frequency, frequency hopping operation is started thus starting the receiving operation. In this regard, the phase for the origin of frequency at the time of waiting is shifted for each accessory 2, 3, 4 and the hopping period is switched before and after all accessories 2, 3 and 4 connected with the body 1 complete capturing of synchronization.
Patent JP-2003119825-A (JP)
Title: Handrail of construction machine
Inventor: MATSUDA MITSUNORI
IPC: E04F11/18
Filed: 2001-10-18
Abstract: PROBLEM TO BE SOLVED: To provide a handrail of a construction machine having high strength and available at low cost. SOLUTION: The handrail includes a handrail member 18 and a fastening member 23 provided at an end of the handrail member 18. The portion of the handrail member 18 near the end is formed to increase in diameter toward the fastening member 23. A connecting member 25 which increases in diameter toward the fastening member 23 may be formed as it is welded near the end of the handrail member 18. Alternatively, a connecting member 22 may be fitted over the portion of the handrail 18B near the end up to the fastening member 23 and be caulked and secured to the handrail member 18B.
Patent JP-2003129778-A (JP)
Title: Hanging ladder and manufacturing method therefor
Inventor: TANI MISAO
IPC: E06C1/56
Filed: 2001-10-22
Abstract: PROBLEM TO BE SOLVED: To provide a hanging ladder having adequate safety and good usability. SOLUTION: This hanging ladder is equipped with many footstep members 2, metallic wires 4 for coupling the footstep members 2 together, and nonmetallic ropes 5 for protecting a user against the metallic wires 4 by covering the metallic wires 4. A load, which is imposed on the footstep member 2 by the user, is surely supported by the metallic wires 4. The metallic wires 4 are covered with the nonmetallic ropes 5, so that the user's palms and body can be prevented from coming into direct contact with the metallic wires 4. Thus, there is no fear, for example, that the user may get hurt.
Patent JP-2003128331-A (JP)
Title: Sheet post-processing device for printer
Inventor: SAKAMOTO NORIO
IPC: B65H37/04
Filed: 2001-10-23
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the number of part items and cost are increased as an aligning means for a sheet carrying direction and a width direction and a means for carrying a post-processed sheet bundle to a sheet storage part are control-driven separately. SOLUTION: A sheet post-processing device 20 is detachably provided on the top surface of a printer 10 and a sheet storage part 11 is placed at the lower part. With the sheet post-processing device 20, printed sheets 41 carried from the printer 10 are aligned to the carrying direction by a post-processing tray 21 loading the printed sheets 41 and a sheet vertical guide 52, aligned for the sheet width by a side edge truing-up plate 26, made into a post-processed sheet bundle 40 at a staple section 24 or the like, and stored in a sheet storage part 11. The carriage to the width aligning part, carrying direction aligning part and the sheet storage part 11 for the post-processed sheet bundle 40 is driven by a common motor 31.
Patent JP-2003131509-A (JP)
Title: Roll
Inventor: OKUDA KOICHI
IPC: F16C13/00
Filed: 2001-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a roll which has no roughness and no crack on its surface and has high releasing property. SOLUTION: The roll composed of at least a core bar, an elastic layer, an intermediate layer and a surface layer is constituted by being coated with a denatured fluororesin as the intermediate layer and with a coating material containing a fluororesin as the surface layer and dispersing fibrous filler in the intermediate layer.
Patent JP-2003131053-A (JP)
Title: Waveguide with reflecting mirror and manufacturing method thereof
Inventor: IMOTO KATSUYUKI
IPC: G02B6/122
Filed: 2001-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a waveguide equipped with a reflecting mirror which is highly precise and easily manufactured, and to provide a manufacturing method therefor. SOLUTION: By emitting/condensing an ultra-short pulse laser beam into a clad layer 1 from outside of it, a reflecting mirror 4 of sealed-space type comprising air bubbles is formed. The light made incident on a core layer 2-1 is totally reflected on the reflecting mirror 4 and then emited from a core layer 2-3.
Patent JP-2003133794-A (JP)
Title: Detecting method of bring-back part in electronic part mounting apparatus
Inventor: HIMENO MOTOSHI
IPC: B25J15/06
Filed: 2001-10-25
Abstract: PROBLEM TO BE SOLVED: To provide an electronic part mounting apparatus for detecting a bring-back part correctly and effectively, and to provide a method for detecting the bring-back part in the electronic part mounting apparatus. SOLUTION: In the electronic part mounting apparatus, an electronic part is picked up by a suction nozzle and mounted on a board. To detect a bring- back part held still by a suction nozzle even after the mounting operation, in which the suction nozzle holding the electronic part by suction is moved up and down and the electronic part is mounted on the board, a flow rate of air sucked by the suction nozzle and passed through a vacuum suction circuit is measured by a flow-rate sensor provided at the vacuum suction circuit which connects the suction nozzle and the vacuum suction source after the mounting operation. Then, a flow-rate pattern for indicating a change of flow rate in time is sought and compared with previously set flow-rate data to determine whether there is an electronic part at an lower edge of the suction nozzle or not.  As a result, the bring-back part can be detected correctly and effectively.
Patent JP-2002314121-A (JP)
Title: Electromagnetic wave detector
Inventor: IZUMI YOSHIHIRO
IPC: G01T1/24
Filed: 2001-10-26
Abstract: PROBLEM TO BE SOLVED: To constitute an electromagnetic wave detector to prevent the peeling of a semiconductor film. SOLUTION: The electromagnetic wave detector is provided with an insulating substrate 21, a charge storage capacity 23 formed above the substrate 21, and a charge collecting electrode 24 connected to the capacity 23. The detector is also provided with the semiconductor film 12 which is laminated upon the electrode 24 and has electromagnetic wave conductivity. The charge collecting electrode 24 has recessed/projecting sections 41 which are composed at least of either recessed sections or projecting sections and exclusively used for strengthening the connection strength between the semiconductor film 12 and electrode 24 so as to prevent the peeling of the semiconductor film 12.
Patent JP-2003133146-A (JP)
Title: Transformer-bobbin
Inventor: WATANABE TOSHIO
IPC: H01F30/00
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To securely prevent contact between the lead of a winding wire located internally and a winding wire located externally without any tube or protective tape required. SOLUTION: In a transformer-bobbin 1 having a winding of a plurality of layers, a stepped section 5 is provided on the side of a base 2 of a bobbin center 4 in accordance with the thickness of the plurality of windings, and a slit 7 is provided, which reaches the inside of the stepped section and which guides the lead 8a of a primary winding wire 8 located internally to a pin 3 at the lower part of the base.
Patent JP-2003140770-A (JP)
Title: Computer device, function extending pad, mouse cradle, and function extending pad connecting unit
Inventor: TAKAHASHI TOMOYUKI
IPC: G06F1/16
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a convenient computer device. SOLUTION: A notebook-sized PC 10 is provided with an extended ten key pad 100 as an attachable and detachable function extending pad at a receiving part formed next to a keyboard 20. Moreover, a tray 40 to be drawn from a side part 15 of a main body part 14 is provided with a cradle pad 110 for a PDA as the attachable and detachable function extending pad. The extended ten key pad 100 and the cradle pad 110 for the PDA are provided with a common connection terminal to the main body part 14, and the receiving part and a tray 40 are provided with the common connection terminal. The setting positions of the extended ten key pad 100 and the cradle pad 110 for the PDA being the function extending pads can be changed in response to the desire of a user.
Patent JP-2003133231-A (JP)
Title: Manufacturing method of crystal thin film of large particle diameter from amorphous film
Inventor: KOMIYAMA HIROSHI
IPC: H01L21/20
Filed: 2001-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for obtaining a crystal thin film of a large particle diameter at a low cost. SOLUTION: A seed crystal being a nucleus of a crystal is formed by partial heating or crystal adhesion on an amorphous thin film formed in the form of an arbitrary substrate. Only the seed crystal is selectively heated. The crystal thin film of the large particle is obtained b selective heating of only the seed crystal.
Patent JP-2003143721-A (JP)
Title: Switchboard
Inventor: NORIHISA TOMONORI
IPC: H02B1/04
Filed: 2001-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a switchboard which can precisely and properly perform connection between a unit and a circuit connector device. SOLUTION: A switchboard which accommodates a plurality of units 5 is equipped with a circuit connector device 2 which is arranged on a floor face and a unit 5 which is arranged on a floor face on nearly the same level as the floor face where the circuit connector device 2 is arranged and shifts in the depth direction on the floor face, thereby being connected with the circuit connector device 2, and a partition plate 1 is provided with a guide part 1a which is extended in the depth direction opposing the upper frame 4 of the unit 5 and regulates the upward shifting of the unit 5 in shifting in the depth direction of the unit 5.
Patent JP-2003141667-A (JP)
Title: Method of communicating abnormality in health of resident
Inventor: TSUCHIDA YASUHIDE
IPC: H04M11/04
Filed: 2001-10-30
Abstract: PROBLEM TO BE SOLVED: To detect and communicate not only an emergency state but also abnormality, change and the like about an inherent health condition, as to the detection of health abnormality of a resident. SOLUTION: In this health abnormality communication system 1 for the resident, a communication device 11 installed in a resident dwelling house 4 is connected to a center equipment 5 of a meter inspection and safety center 2. The communication device 11 detects using conditions of gas and city water in the resident house 4 based on meter inspection data in a gasmeter 12, a city water meter 13 and the like, the detected using conditions are compared with using patterns, in a healthy condition of the resident, of the gas and the city water reflecting a life pattern when the resident is healthy, and abnormality occurrence notification that the abnormality occurs in the resident is issued to the center equipment 5 and a cellular phone 30 of a predetermined communication destination, when the detected using conditions are separated from the using patterns in the healthy condition.
Patent JP-2003141902-A (JP)
Title: Starting device, discharging lamp with starting device, and discharge lamp lighting device
Inventor: HAMADA HIDEKI
IPC: H05B41/18
Filed: 2001-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a structure for preventing heat generated at lighting of a discharge lamp from being transmitted to electronic parts in a starting device and for radiating outside heat generated from the electronic parts in the starting device. SOLUTION: With a structure in which a discharge lamp bulb 40 and a high-voltage transformer PT for its start-up as well as a circuit block 37 consisting of coils L1, L2, a capacitor C, a switch SW or the like are arranged close to each other, at least one portion or more thermal insulation wall are fitted against the circuit block 37 so as to shield heat from the discharge lamp bulb 40. A case body 30, for instance, of thermal insulation resin will do as a thermal insulation wall. It is preferable to set at least one air layer or more between the thermal insulation wall and the circuit block 37. Or in stead, a protrusion may be set to radiate heat from the circuit block 37, or an outer periphery of the circuit block 37 may be wrapped with a high thermal- conductance member.
Patent JP-2003141535-A (JP)
Title: Image evaluating method, apparatus and program
Inventor: YAMADA MASAHIKO
IPC: G06T7/00
Filed: 2001-11-02
Abstract: PROBLEM TO BE SOLVED: To efficiently evaluate using a CDRAD (Contrast Detail Digital/ Conventional Radiography) phantom or the like an image provided either by a radiography apparatus producing image data or an image processor processing images. SOLUTION: A radiograph of the CDRAD phantom is produced to provide evaluation image data S0 and images are evaluated using the data. Positioning is carried out for reference image data S1 showing an image of a pattern similar to the CDRAD pattern and the evaluation image data S0. After the positioning, grid areas surrounded by grid lines are detected from an image to be evaluated and a reference image. The positions of signal areas existing in all the grid areas in the image to be evaluated are detected and a right-answer table is collated with the detection results to determine whether or not each grid area is right. Based on the results, the image to be evaluated is evaluated.
Patent JP-2003135438-A (JP)
Title: Method, device, and program for image generation
Inventor: SAKAIDA HIDEYUKI
IPC: G06T7/40
Filed: 2001-11-02
Abstract: PROBLEM TO BE SOLVED: To calculate an inverse projection function by using a radiograph obtained at a plurality of photographing positions and to accurately generate phase contrast images by using the inverse projection function. SOLUTION: While moving a detection panel 31, the detection panel 31 is irradiated with an X-ray 12 transmitted through an object 21 and image data Sn indicating the X-ray image of the object 21 are obtained at a plurality of the photographing positions. In an arithmetic part 40, the inverse projection function for calculating the fluctuation components of a spatial frequency is calculated from the image data Sn. In the case that a denominator of the inverse projection function becomes 0 and the inverse projection function diverges, the fluctuation components to be calculated are defined as 0. By Fourier transforming the calculated fluctuation components, the image data Sp indicating the phase contrast images are obtained.
Patent JP-2003104268-A (JP)
Title: Three-wheeled rollator
Inventor: SAKAMI HIROYUKI
IPC: B62K17/00
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To provide a walking assisting apparatus as a walking assistant tool, with which a user can walk at an average speed or even can trot. SOLUTION: This equipment comprises a frame 15, a driving wheel 1 that is attached to a rotational shaft 8 on one side of the frame, a front support wheel 2 and a rear support wheel 3 that are mounted in-line to rotational shafts 9 and 10 on the opposite side of the driving wheel 1, and a drive shaft 12 and a pedal 4 that are connected to the rotational shaft 8 of the driving wheel 1 for rotating the driving wheel 1.
Patent JP-2002195152-A (JP)
Title: Material distributing pump
Inventor: BONNINGUE PHILIPPE
IPC: F04B9/14
Filed: 2001-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a pump having a relatively small number of constituent element portions, easy to fabricate, and isolating an air inlet hole from the exterior during storage. SOLUTION: This material distributing pump comprises: a) a pump body 2 fixed on a container, and provided with at least one air inlet hole; b) a push button movable between a low position and a high position with respect to the pump body; c) a suction valve provided with a shutter forming member; d) a piston 30 cooperating with the pump body for defining a capacity variable pump chamber 34; e) a distribution duct for making communicate the pump chamber with a distribution orifice 32, and a seal skirt surrounding at least a little portion of a height of the distribution duct. When the push button is located in its low position to isolate the hole 38 from the exterior, the seal skirt is properly applied to the pump body by preventing leakage, and the distribution duct is mounted on the push button.