baber/WOPTO huggingface dataset:
Patent JP-2003204078-A (JP)
Title: Nitride semiconductor element
Inventor: TANIZAWA KOJI
IPC: H01L33/06
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nitride semiconductor element that can be improved further in luminous output so as to expand the applicable range of the element to various applied products.  <P>SOLUTION: This nitride semiconductor element has an active layer between an n-type contact layer equipped with an n-electrode and a p-type contact layer equipped with a p-electrode. This element is also provided with an undoped nitride semiconductor layer having a thickness of ≥100 Å between the n-type contact layer and active layer and a superlattice structure between the active layer and p-type contact layer. The superlattice structure is in contact with the active layer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004241677-A (JP)
Title: Optical equipment
Inventor: OKAYAMA HIDEAKI
IPC: G01J3/26
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical equipment which has a compact structure, a small optical loss within the equipment, and a reduced manufacturing cost.  <P>SOLUTION: A lens 2 has a spherical shape. A half mirror film 3 is formed by depositing a metal or dielectric material on a part of the surface of the lens 2. The half mirror film 3 functions also as a concave mirror 3m having a curvature R. Light reflected on the half mirror film 3 is directed toward a first PD (photodiode) 5 as light B2. The first photodiode (PD) 5 monitors the power of the light B2. Light B3 passed through the half mirror film 3 is refracted and directed to an etalon 4. A semiconductor LD 1 is positioned at the focal point of the lens 2 so that the light B3 becomes collimated light. The light B3 is passed through the etalon 4 and then enters a second PD 6. The second PD 6 monitors the wavelength of the light B3.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004242455-A (JP)
Title: Electrostatic drive type actuator and optical switch using the same
Inventor: KIRIHARA MASAO
IPC: G02B26/08
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrostatic drive type actuator which is adapted to an optical switch or particularly to a matrix optical switch and which has a small size/low power.  <P>SOLUTION: This electrostatic drive type actuator includes a movable member deformed by an electrostatic attraction force, a fixed member connected to the movable member, and a magnetic force attraction member for holding a shape in the state that the movable member is attracted. The fixed member has a connector connected to the movable member, and a fixed electrode part connected to the connector and having the form that a distance to the movable member gets longer toward the distal end of the movable member in a length direction. The movable member has a movable electrode part deformed by connecting to the connector, and a magnetic part mounted at the distal end of the movable electrode part at the opposite side of the connector and made of a soft magnetic plate. The magnetic force attraction member has a permanent magnet part for holding the magnetic part by a magnetic attraction force in the state that the movable electrode part is attracted to the fixed electrode part by the electromagnetic attraction force, and an electromagnet part for weakening the magnetic field of permanent magnet part.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004242166-A (JP)
Title: Optical module, its manufacturing method, and electronic equipment
Inventor: OMORI OSAMU
IPC: H01L31/0203
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To make both the optical axis of an optical component and the optical axis of a lens coincide with each other.  <P>SOLUTION: This optical module comprises a wiring board 30 including a base board 32 and a wiring pattern 34 formed on the base board 32, an optical chip 10 including the optical component 12 and an electrode 24 for electrically connecting the optical component 12 and the wiring pattern 34, and a substrate 40 holding the lens 42 that converges light beams on the optical component 12. The substrate 40 is directly attached to the optical chip 10.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241345-A (JP)
Title: Push-button device
Inventor: MIZUNO DAISUKE
IPC: H01H13/702
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a push-button device structured by combining each member, making click feelings between finished products constant even if a combined tolerance errors are generated.  <P>SOLUTION: The push-button device is structured by forming a second contact portion 6b formed so as to cover a first contact portion 6a formed on a substrate 4 on the same substrate 4, providing a protrusion 7 at a prescribed position of the second contact portion 6b, and furthermore, by providing a pressurizing portion 3a to transfer an external force to the protrusion portion 7.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245065-A (JP)
Title: Gas ejector for oil tank
Inventor: TANIGUCHI TAKANORI
IPC: F01D25/18
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas ejector for an oil tank capable of preventing gas from bypassing to be ejected from a second drain pipe immediately after new installation or the like, in a short time.  <P>SOLUTION: In this gas ejector 1 for the oil tank, the oil discharge side end part of a first drain pipe 7 is connected to a seal part 51 of the second drain pipe 5 in contrast to conventional examples.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247879-A (JP)
Title: Video imaging apparatus
Inventor: ITO TETSUYA
IPC: H04N5/225
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To achieve high-speed operation processing by improving the general-purpose performance of image processing and reducing the redundancy of the operation processing, although a load on image processing increases due to the high resolution, pixel density increase and high frame rate of an image.  <P>SOLUTION: The image processing circuit of a video imaging apparatus performing image processing in the inside has a means for performing the image processing at a high speed by using FPGA, and a means for enabling a ROM for storing program data of the FPGA rewritten by a microcomputer. The circuit also has a power supply control circuit capable of dropping only the power supply of the FPGA. By this configuration, the program of the FPGA can be rewritten without dropping the power source of the video imaging apparatus.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004246975-A (JP)
Title: Disk reproducing device
Inventor: FUJITA HIDENOBU
IPC: G11B17/056
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a disk reproducing device provided with a disk loading mechanism in which operation for placing a disk on a tray is easy independently of horizontal attitude or vertical attitude of a device, a gap between a disk and a disk holding member on the tray can be secured at the time of reproducing a disk, and chucking operation is performed smoothly and surely.  <P>SOLUTION: This device is provided with a turn table 32 holding and rotating a disk 38, and a tray 6 placing the disk 38 and approaching and separating the disk 38 for the turn table 32, a disk holder 1 holding the placed disk 38 is provided at the tray 6, when the disk 38 approaches the turn table 32 and is being held by the turn table 32, the disk holder 1 is shifted to a direction of being separated from the turn table 32.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003302310-A (JP)
Title: Test structure for simultaneously deciding characteristics of two ports of optical component using optical network analysis of interferometer base
Inventor: TAN TUN SEIN
IPC: G01M11/00
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To simultaneously measure both transmission characteristics and reflection characteristics of an optical component.  <P>SOLUTION: Test structures (200, 300, and 400) support simultaneously deciding of characteristics of a 2-port optical component. The test structures comprise input ports (226, 326, and 426) for receiving an input signal from a light source, two test ports (222 and 224, 322 and 324, 422 and 424) for connecting the test structure to components (202, 302, and 402) to be measured, a separate optical path which supplies reflection light and transmission light response signals from the component to be measured to separate receivers (238 and 240, 338 and 340, 438 and 440), and optical components (232 and 234, 332 and 334, 432 and 434) which combine the reflection light response signal and a first part of the input signal before the first part of the input signal and the reflection light response signal are detected by the first receiver while combine a light response signal and a second part of the input signal before the second signal and the light response signal are detected by the second receiver. The optical components of the test structure can be connected with an optical fiber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004252088-A (JP)
Title: Transfer roller, transfer device and image forming apparatus
Inventor: TAKIGUCHI TOSHIKI
IPC: G03G15/16
Filed: 2003-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transfer roller capable of preventing the breakage of its end, a transfer device equipped with the transfer roller and an image forming apparatus equipped with the transfer device.  <P>SOLUTION: The transfer device is equipped with a transfer roller 60 whose hardness at least at its end 60a is ≥45 and ≤60 in Asker C, and a photoreceptor drum 3. A transfer belt 63 constituted by using synthetic rubber and having thickness ≥0.5 mm and ≤0.65 mm is arranged between the roller 60 and the drum 3, then an image formed on the drum 3 is transferred to a recording sheet S carried on the belt 63.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004253596-A (JP)
Title: Thin film transistor substrate and method for manufacturing it
Inventor: OKUMURA NOBU
IPC: H01L21/84
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To form with high throughput a plurality of kinds of TFTs having a different thickness of a gate insulating film and a uniform threshold characteristic, and capable of driving at high frequencies and operating a highly reliable circuit.  <P>SOLUTION: An island shaped semiconductor layer is formed on an insulating substrate 101, and a first gate insulating film 103 is deposited on it. A first gate electrode 104 is formed on the semiconductor layer on the side of a low voltage driven TFT 201. An impurity is doped in both the low voltage driven TFT 201 and a high voltage driven TFT 202. A gate cover film 106 is deposited, an impurity activation is processed, and then, a hydrotreatment is processed (e). A second gate electrode 107 of the high voltage driven TFT 202 is formed (f). An interlayer insulating film 108 is deposited and a metal wiring 109 is formed (g).  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004253275-A (JP)
Title: Method and device for generating plasma
Inventor: MATSUMOTO HIROYUKI
IPC: H05H1/24
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plasma generation device capable of continuously generating uniform glow discharge plasma between a pair of opposing electrodes, with an industrially inexpensive power supply structure in a pressure atmosphere near the atmospheric pressure, and capable of processing surfaces of various base materials such as glass and an organic plate using the plasma generated in such a way.  <P>SOLUTION: The electric field formed by superimposing a low frequency and a high frequency is applied between the pair of the counter electrodes to generate plasma. The low frequency and the high frequency are superimposed by a parallel circuit or a series circuit and applied at the same time. In the plasma generation device, at least one of metal electrodes which are a pair of the opposing counter electrodes is disposed so that a solid dielectric contacts with a metal-electrode surface, the electric field formed by superimposing the low frequency and the high frequency is applied between the pair of the opposing electrodes to introduce gas generated by discharge between the electrodes. A processed base material is disposed perpendicularly to the flow between the counter electrodes or in a down-stream position of the flow of the gas generated by discharge outside of the electrodes.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004249880-A (JP)
Title: Car washing device
Inventor: TATSUNO HIYOSHI
IPC: B60S3/04
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a car washing device that can check the process of car-washing while preventing detergent and wash water from splashing, utilize effectively space of a site and reduce the price with a simplified configuration.  <P>SOLUTION: This car washing device incudes a containing component 11 having a transparent panel 13 being formed with a lateral width and a height that are sufficient to contain an automobile 2 placed on a site 1 of a gas station, through which the inside can be seen, a car-washing nozzle mechanism 23 being placed inside the containing component 11, with a car-washing nozzle 17 placed on a mounting frame 16 for covering the upper portion of the automobile 2, a support component 14 being placed uprisingly inside the component 11 for supporting the mechanism 23 movably, moving means 15 for moving the mechanism 23 along the support component 14 back and forth and a car-washing control device 20 for controlling behaviors of the mechanism 23 and the means 15.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257086-A (JP)
Title: Sliding door gate door
Inventor: NAKAMURA HIROSHI
IPC: E06B11/02
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sliding door gate body capable of simply choosing existence or nonexistence of a sub door by enhancing exchangeability of the sliding body with the subdoor and the sliding door without the subdoor and appropriately selecting parts corresponding to the execution purpose.  <P>SOLUTION: Door body units 21 having squarely framed door body are connected together to form a sliding door body 2. As a stile of the sliding door body 2 positioning at the door stop, the stile with a locking device locking the sliding door body 2 or a subdoor hanging stile 6 hanging the subdoor 5 at the door stop of the sliding body 2 is selectively mounted. Exchange between the sliding door 1 with the subdoor 5 and the sliding door without the subdoor is facilitated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004259007-A (JP)
Title: Compiler device, compiler program, and storage medium
Inventor: TAKEUCHI MIKIO
IPC: G06F9/44
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To optimize a program for handling character strings.  <P>SOLUTION: This compiler device for optimizing the program for handling character strings comprises an addition instruction detection part for detecting an addition instruction for adding a character string to a character string variable storing a character string in the program; a storage code generation part for generating, in stead of each of a plurality of addition instructions for adding a character string to the same character string variable, which is detected by the addition instruction detection part, a storage code for storing data of an additional character string to be added according to the addition instruction concerned; and an addition code generation part for generating, in a position to be executed prior to an instruction referring to the character string variable in the program, an additional code for adding each of a plurality of additional character strings to the character string variable.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257193-A (JP)
Title: Ground strength measuring device
Inventor: FUJIWARA NARIFUMI
IPC: E02D1/02
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ground strength measuring device requiring not much time for measuring ground strength.  <P>SOLUTION: This ground strength measuring device 10 measures ground hardness from a moving distance of a rod 30 by pressing the rod 30 connected to an elastic body 40 to the ground, and is integrally constituted by arranging the elastic body 40, the rod 30, and a displacement gauge 50 for detecting the moving distance of the rod 30 in a frame 20, and is characterized by installably constituting the frame 20 on a moving vehicle 60.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004264414-A (JP)
Title: Method for developing photosensitive lithographic printing plate material, solid alkali developer for photosensitive lithographic printing plate material and lithographic printing plate
Inventor: GOTO SEI
IPC: G03F7/004
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for developing a photosensitive lithographic printing plate material by which contamination by sludge during printing is decreased in a long-run developing process, a good dot form is obtained and favorable finish quality of the printed material is obtained when a photosensitive layer containing an IR absorbing compound is processed, to provide a solid alkali developer for a photosensitive lithographic printing plate material, and to provide a lithographic printing plate.  <P>SOLUTION: A photosensitive lithographic printing plate material containing an IR absorbing compound and an alkali soluble resin in a photosensitive layer is exposed based on the data converted into a digital form and then processed to obtain a lithographic printing plate. In the method for developing the printing material, after the photosensitive lithographic printing plate material is exposed, the plate is developed with a developing solution prepared by dissolving a solid alkali developer. The solid alkali developer for a photosensitive lithographic printing plate is presented by the invention, and the lithographic printing plate is obtained by the method for developing a photosensitive lithographic printing plate material.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004265702-A (JP)
Title: Reflecting mirror, lamp unit, and image display device
Inventor: TSUTSUMI TAKEHARU
IPC: F21Y101/00
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve condensing efficiency and realize improvement in luminance at the time of condensing by an optical system when used for image display device in the lamp unit for reflecting the emitted light from a light emitting part.  <P>SOLUTION: The difference of angle between the light ray a incident on a reflection point Pa on the reflecting face A and a straight line b connecting the reflection point Pa and a first focal point P1 is made δ. A correction of δ/2 applied to the inclination Xb of the reflecting face B at each reflection point Pb is set to be an inclination Xa at the reflection point Pa (Za, Ya) on the reflecting face A of a reflecting mirror 10.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004223221-A (JP)
Title: Traveling road for toy automobile
Inventor: SHIMOOKA HIDEHITO
IPC: A63H18/02
Filed: 2003-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a traveling road for a toy automobile with which visual effects can be obtained for improving senses of presence of a car body, movement and speed when the toy automobile is traveled in a dark place.  <P>SOLUTION: In a traveling road (1) for traveling a toy automobile (4), over a continuous and wide range on the traveling road along with a course where the toy automobile (4) is traveled, a light accumulation layer (2) using a material including a light accumulation function is provided so that light from the upside of a road surface can reach the light accumulation layer (2) and that light emission of the light accumulation layer (2) is visible from the upside of the road surface.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004273534-A (JP)
Title: Surface-mounting machine
Inventor: TAKEDA HIROSHI
IPC: H05K13/02
Filed: 2003-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface-mounting machine which picks up an electronic part from a part feeder with its head unit to reduce a time required for the part to reach a mounting position on a substrate so as to shorten a tact time.  <P>SOLUTION: A conveyer device 2 is composed of a pair of conveyers 2a and 2b arranged apart enough from each other to hold a substrate P by the sides, the conveyer 2a is so structured as to move freely for adjusting an interval between the conveyers 2a and 2b corresponding to the size of the substrate P, one of part feeders 15a and 15b is linked to the conveyer 2a, and a substrate holder 8 which holds the transferred substrate P is provided between the conveyers 2a and 2b so as to be movable along the conveyers 2a and 2b.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004268635-A (JP)
Title: Vehicle body front structure
Inventor: MAKITA TADASHI
IPC: B62D25/08
Filed: 2003-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle body front structure capable of avoiding load concentration in the axial direction of a longitudinal skeleton members by dispersing a load at the time of a frontal collision, and preferably transmitting the load in the axial direction of the skeleton members in the fore/aft direction even if a collision with a low lap rate occurs.  <P>SOLUTION: In each pair of the plurality pairs of the upper and lower longitudinal skeleton members 2, 3, 17, a curvature rate is applied to front end portions 2A, 3A, 17A of the longitudinal skeleton members in a vertical position relation in the same direction. Therefore, the front end portions 2A, 3A, 17A incline on the opposite side to a center P of the curvature rate when the front surface of the vehicle collides, curvature deformation gradually proceeds, and a collision contact area is increased in the curvature deformation direction, the load is dispersed in the increase direction thus, avoiding load concentration in the axial direction of the longitudinal skeleton members 2, 3, 17.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004270288-A (JP)
Title: Pool floor
Inventor: KAJI NOBORU
IPC: E04H4/06
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pool floor installed in a pool to be elevated, simplifying the structure of the elevating device for elevating the pool floor, and tilted or bent.  <P>SOLUTION: A pool floor 1a and a pool floor 1b constituting a pool floor 1 are collapsibly connected to each other by a hinge 12, and composed of a frame 14 formed of a closed square pipe and a hollow floor material. The pool floors are constituted so that the buoyancy exceeds the weight, and formed to have rigidity. The side wall of the pool floor is provided with a stopper projected to be stopped at the stage of the pool side wall, thereby positioning the elevating position. In the pool floor 1, wires 21, 22, 23, 24 are connected at fixed intervals to one side, the other side and both sides of the hinge, and bound together through a sheave 25 to be led to the outside of the pool, to draw and payout the wires by hydraulic cylinders 27, 28, 29, 30.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004273940-A (JP)
Title: Method and device for pattern formation
Inventor: IRIE SHIGEO
IPC: H01L21/3065
Filed: 2003-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pattern formation method and a pattern formation device which can form a desired pattern in a processing substrate by using F<SB>2</SB>laser beam.  <P>SOLUTION: The method has a process for forming a reflection preventing film on a processing substrate, a process for forming a resist film on the reflection preventing film, a process for forming a resist pattern latent image by irradiating the resist film with exposure light via a prescribed mask, a process for forming a resist pattern by developing the resist film, a process for forming a reflection preventing film pattern by etching the reflection preventing film by using the resist pattern as a mask, a process for hardening the reflection preventing film pattern and a process for etching the processing substrate by using the reflection preventing film pattern as a mask after hardening treatment.  <P>COPYRIGHT: (C)2004,JPO&NCIPI