baber/WOPTO huggingface dataset:
Patent JP-2003007947-A (JP)
Title: Manufacturing method for lead frame
Inventor: UEMURA MIKIO
IPC: H01L23/50
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a press-mark method capable of decreasing a sag occurring at punching for a reliable lead frame, related to manufacturing of a lead frame coping with higher integration and miniaturization by the press-working. SOLUTION: A lead frame is provided by press-working which comprises a plurality of inner leads so radially extending as to enclose a semiconductor chip mounting part and an outer lead extending through a dam-bar. Here, at least an inner lead root part and the vicinity of dam-bar are punched with a smaller punch so that the punching position in the inner lead direction is inside a mold line, then the inner lead, the dam-bar, and the outer lead are punched.
Patent JP-2003001125-A (JP)
Title: Rice polisher
Inventor: YAGI MASATOSHI
IPC: B02B3/00
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for removal of bran only on the surface of rice grains without damaging the surface of rice, and to prevent uneven polishing by inhibiting rice grains to stay inside the rice polishing section by centrifugation without moving, in a rice polisher without using water. SOLUTION: At the bottom of a rice storage section 2 fixed to the main body 1 of the rice polisher, a measuring section 3 is prepared, and a rice polishing section 4 driven by a motor 30 is prepared beneath this measurement section 3, an outlet 5 of almost conical shape is prepared beneath the rice polishing section 4. A rice outlet section 12 of a hand drum shape with convexed inside is also equipped at the rice polishing section 4.
Patent JP-2003005497-A (JP)
Title: Nonmagnetic one-component developing device
Inventor: SHIMAZAKI HIROMITSU
IPC: G03G15/08
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a nonmagnetic one-component developing device which is capable of forming high-quality images without being affected by the oil included in a developing roller 5. SOLUTION: This nonmagnetic one-component developing device has a central processing unit(CPU) 30 for controlling the entire part, a developing rollers 5, a development bias voltage supplying power source 12 for impressing a development bias voltage to the developing roller 5, a toner supplying roller 6, a toner supplying bias voltage supplying power source 26 for impressing the toner supplying bias voltage to the toner supplying roller 6 and a toner regulating blade 7 and visualizes the electrostatic latent image on an electrostatic latent image carrying member by sticking toners thereto. The CPU 30 described above has development bias voltage impressing means 27 and superposed voltage impressing means 29 for impressing the superposed voltage of the AC and DC to the developing roller 5 before applying the development bias voltage to the developing roller 5.
Patent JP-2003008381-A (JP)
Title: Method for mounting piezoelectric vibration piece, mounting tool of piezoelectric vibration piece and piezoelectric vibrator
Inventor: KAWAUCHI OSAMU
IPC: H01L41/312
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for mounting a piezoelectric vibration piece capable of providing the piezoelectric vibration piece mounted horizontally. SOLUTION: The method is for mounting the piezoelectric vibration piece 2 on a mount electrode 22 of a prescribed height formed on the bottom plate 12 of a package container 10. Before calcinating and hardening the package container 10 made of ceramic, the upper surface of the mount electrode 22 is pressurized and flattend and by using a mounting tool obtained by tilting the side of the tip part of the piezoelectric vibration piece on a contacting surface with the piezoelectric vibration piece 2 upward, the tip part of the piezoelectric vibration piece 2 is mounted on the mount electrode 22 by making the tip part of the piezoelectric vibration piece 2 face upward.
Patent JP-2002122898-A (JP)
Title: Coherent light source, semiconductor exposure device, laser therapy equipment, laser interferometer and laser microscope
Inventor: HARADA MASAKI
IPC: G01B9/02
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a coherent light source for UV light which is high in efficiency and simple in device constitution. SOLUTION: The light of a wavelength 1,554 nm emitted from a semiconductor laser 100 is amplified by an erbium-doped fiber 106 and is made incident on a nonlinear optical crystal LBO 110 by a lens 109 and the light 111 of a wavelength 772 nm which is a second optical harmonic is generated. The light 111 of the wavelength 772 nm is condensed to a nonlinear optical crystal LBO 113 by a lens 112 and is converted into a light of a wavelength 386 nm by second optical harmonic generation. The light 114 of a wavelength 386 nm is condensed to a pseudo phase matching crystal 116 by a lens 115 and is converted to the light 111 of a wavelength 193 nm by second optical harmonic generation. When the pseudo phase matching of first order is attempted to be carried out in this case, the period of polarization inversion is about 0.95 μm.  In this case, too, there is no Walk-Off effect and the second optical harmonic generation of good beam quality with high efficiency is possible.
Patent JP-2003005430-A (JP)
Title: Image forming method
Inventor: SHIGETA KUNIO
IPC: G03G5/147
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an image forming method capable of obtaining a good image without causing defective cleaning, surface staining, defective image having voids, toner scattering/swelling. SOLUTION: A compressed toner particle having the average diameter equivalent to a circle of 5 to 10 μm when viewed from a direction where a projection area becomes the maximum, having the average thickness (t) of 1 to 4 μm, the average flatness d/t of 2 to 8 is used for the image forming method, and an image forming body and an intermediate transfer body having the surface roughness shown by a ten-point average roughness Rz (μm) so as to establish Rz<=d×0.5 μm are used for the image forming method.
Patent JP-2003002009-A (JP)
Title: Pneumatic tire for evaluating blending of tread rubber, and blending evaluating method using it
Inventor: OHIRA JUNJI
IPC: B60C11/00
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To accurately compare and evaluate characteristics of a plurality of rubber compositions. SOLUTION: A tread rubber 10 having a tread surface 2S is formed of a plurality of rubber regions 11 that are substantially equally partitioned in the circumferential direction of a tire and comprise different kinds of rubber compositions G having mutually different rubber blending.
Patent JP-2003011760-A (JP)
Title: Parking support device
Inventor: KIMURA TOMIO
IPC: B62D6/00
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a parking support device capable of accurately guiding a driving operation in parking without placing a heavy burden to a driver. SOLUTION: A controller 1 provides guide information on the driving operation necessary for backward parking on the basis of output from a yaw rate sensor 2 through a speaker 6 to a driver, and drives an automatic braking device 7 in a stop position of advancing movement or retreating movement necessary for parking to actuate a brake of a vehicle so that the vehicle automatically stops.
Patent JP-2003013885-A (JP)
Title: Impeller of centrifugal blower and centrifugal blower equipped with impeller
Inventor: HIGASHIDA TADASHI
IPC: F24F1/00
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide an impeller capable of reducing noises originating from turbulent vortices generated in the neighbourhood of the main plate of the impeller and to provide a centrifugal blower emitting low noises. SOLUTION: The centrifugal blower 40 of multiple vane type is composed chiefly of the impeller 63, a casing 11 enclosing the impeller 63, and a motor 14 to rotate impeller 43. The impeller 43 is structured so that a plurality of vanes 33 are fixed to the peripheral edge of the disc-shaped main plate 61 in such a way that their farther ends are tied by a ring-shaped side plate 62. In the main plate 61 portion near the inner edges of the vanes 33, an undulation 64 with surface unevenness is formed along the peripheries of the inner edges. The undulation 64 crushes small the turbulent vortices grown by collision of a gas flow Z1 with the main plate 61 and convergence of flows immediately before the grown vortices reach the vanes 33, which should lessen the noise emission.
Patent JP-2003011731-A (JP)
Title: Fixing structure of housing device
Inventor: SAWATANI SEIJI
IPC: B60N3/12
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a fixing structure of a housing device such as a coin case for an automobile. SOLUTION: The fixing structure of the housing device provided with a housing 1 fixed on a mounting hole on the vehicle body side and a housing body 2 supported by the housing so as to open and close, includes a frame body 3 formed of resin material with more excellent toughness on an outer periphery of the housing than that of the housing, and elastic leg pieces 4A, 4B, and 4C integrally formed on the frame body so as to engage with a hole edge of the mounting hole on the vehicle body side.  Thereby, the elastic leg pieces for engaging with the hole edge of the mounting hole on the vehicle body side are not provided on the housing, but are integrally formed on the frame body formed of the resin material with more excellent toughness than that of the housing, and the frame body is fitted into the outer periphery of the housing so that the elastic leg pieces are elastically engaged with the hole edge of the mounting hole on the vehicle body side with characteristics of molding resin material, and mountability and a mounting condition to the mounting hole of the housing is extremely good.
Patent JP-2003011062-A (JP)
Title: Polishing tool and manufacturing method therefor
Inventor: ENOMOTO TOSHIYUKI
IPC: B24D3/00
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a polishing tool capable of machining and forming a mirror finished surface stably and efficiently. SOLUTION: Secondary particles 12 formed by coagulating primary fine grains 11 such as colloidal silica and ultrafine zirconia and having an average grain size of above 30 μm, 300 μm or less, and preferably 40 to 100 μm are fixed on a basic material 16 by a bond 18 as abrasive to form the polishing tool 10 so that a condition in which the secondary grains protrude from a surface of the bond at all times is maintained and chips can be satisfactorily removed to machine and form the mirror finished surface stably and efficiently when performing polishing and machining.
Patent JP-2002345599-A (JP)
Title: Linkable mattress-type small-sized futon mat
Inventor: YASUKI HIROSHI
IPC: A47C27/00
Filed: 2001-05-26
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized mattress type Futon (Japanese quilt) which enables the adjustment of size as desired and partial replacement thereof by providing loading/unloading means on four sides thereof. SOLUTION: A small square mattress type small-sized Futon mat (1) is formed as a single unit with the thickness thereof made almost even entirely and trapezoidal cloth pieces (2a) and (2b) having surface fasteners (3a) so stuck as to allow linking thereof in four directions are so arranged on the respective four sides of the mattress type small-sized Futon mat at upper and lower positions across the thickness thereof as to be extended from the respective four sides.
Patent JP-2003015026-A (JP)
Title: Image processing method and image processing device
Inventor: YAMAMOTO HIDEAKI
IPC: G03B27/32
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To realize the improvement of image quality and foreign matter correcting accuracy by measuring and correcting the change of focusing relation when the focusing relation of every color changes even in a focused state. SOLUTION: As for image information consisting of one or more color components, image information picked up by making autofocusing act is processed to correct the change of the ratio of characteristics between the color components of the image information caused when the autofocusing is made to act.
Patent JP-2002068994-A (JP)
Title: Extract, compound, medicinal composition and the like, having anti-diabetes mellitus activity
Inventor: RUBIN IAN DUNCAN
IPC: A61K31/58
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide an extract and a compound obtained from a plant and having an anti-diabetes mellitus activity, and a medicinal composition, beverage and food containing them. SOLUTION: The extract having the anti-diabetes mellitus activity is obtained from a plant belonging to the genus Trichocaulon or Hoodia. The compound having the above activity is a steroid glycoside compound expressed by formula (I) or its analogues, and the medicinal composition, food or beverage containing them are also provide.
Patent JP-2003021063-A (JP)
Title: Gas pulsation restricting device
Inventor: KANBE SHIGEHARU
IPC: F04C29/06
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To solve problems that a gas meter and a city gas supplying pressure at an upstream side, and a gas turbine at a downstream side are badly affected by the pulsation of a gas current generated by compressing action of a gas compressor. SOLUTION: In this gas current pulsation restricting device, multifoil rotors 23A, 23B fixed to plural shafts 22A, 22B, and synchronously rotated by a pair of gears 24A, 24B are rotated in a gas channel, and the gas is discharged by the rotation of the multifoil rotors, whereby the gas current is discharged in a state of dividing the pulsation of the gas current, and the pulsation of the gas current can be restricted.
Patent JP-2003021098-A (JP)
Title: Moving blade variablr mechanism of axial blower
Inventor: NAGANO TSUKASA
IPC: F04D29/36
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To hold a moving blade at a certain position even when oil is not supplied. SOLUTION: A moving blade opening/closing mechanism of an axial blower has a connecting rod 11 fixed to a piston 5, supplies oil to one of hydraulic chambers 6a and 6b on the opening side and closing side of a piston 5 via a rotary coupling 1, a supply side oil passage 9a of a spool 2, a supply side oil, passage 10a of a distributing valve 3, and a supply side oil passage 12a in the connecting rod 11 to drive the connecting rod 11 in the axial direction to convert the moving blade 14 to an operation in the opening/closing direction.  The mechanism has an oil blocking means 16 that releases return oil from the other of the hydraulic chambers 6a and 6b on the opening side and closing side through a discharge side oil passage 12b in the connecting rod 11, a discharge side oil passage 10b of the distributing valve 3, a discharge side oil passage 9b of the spool 2, and an external communication port 15, and closes when pressure in the supply side oil passage 9a of the spool 2 becomes below a predetermined value to block the external communication port 15.
Patent JP-2003022547-A (JP)
Title: Optical pickup device
Inventor: OGAWA MASARU
IPC: G11B7/09
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To improve a tracking accuracy by generating a stable detection signal of high quality by separating light reflected from a magneto-optical recording medium into light which mostly includes diffracted component and light which mostly includes radial offset component with a simple structure. SOLUTION: A diffraction element 31 which is provided on an optical pickup device 30 which records or reproduces an information signal with magneto-optics is divided into a plurality of regions. The light which mostly includes component diffracted with a guide groove of a magneto-optical recording medium 32 and the light which mostly includes radial offset component are separately diffracted according to the divided regions. Thus, the light which mostly includes the radial offset component is removed, and a stable detection signal of high quality with the light which mostly includes diffraction component is obtained. A tracking accuracy is improved because a tracking error signal is composed of the detection signal.
Patent JP-2003019108-A (JP)
Title: Flexible endoscope
Inventor: OUCHI NAOYA
IPC: A61B1/00
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide a flexible endoscope superior in durability causing no breaking of optical fibers of an optical fiber bundle inserted and arranged inside even if a bending section is repeatedly bent in a small radius of curvature. SOLUTION: In this flexible endoscope, the optical fiber bundle 20 bundled with a large number of optical fibers 21 is inserted and arranged in flexible insertion tubes 1 and 2 having in the tip vicinity the bending section 2 freely bending by remote control. A part other than the bending section 2 of the optical fiber bundle 20 is covered with a flexible covering tube 23. In the bending section 2, the optical fiber bundle 20 is not covered with the covering tube 23, and is covered with a metallic spiral tube 24.
Patent JP-2003019787-A (JP)
Title: Controller for printer
Inventor: TAKAMI YOSHITAKA
IPC: B41J2/01
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To automatically regulate an alignment of an ink cartridge with a simple and low cost constitution. SOLUTION: When a CPU judges that a position of a carrier 11 arrives at the vicinity of a position of a slit 16 by the drive of a carrier motor, the CPU controls the cartridge to inject an ink from the cartridge while the position of the carrier 11 is moved at each predetermined amount, and the ink from the cartridge is detected by a detecting sensor 6. The CPU calculates a deviated position of the leading position of the carrier 11 to a home position from the position of the slit 16 when the ink from the cartridge is detected by the sensor 6 to output a detection signal, and the CPU corrects the position of the carrier 11 to the home position by its deviated amount.
Patent JP-2003032070-A (JP)
Title: Surface acoustic wave element and surface acoustic wave device
Inventor: MASUKO SHINGO
IPC: H03H9/25
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To standardize a bump pad position of a surface acoustic wave chip and to enhance joining performance with a package substrate. SOLUTION: The surface acoustic wave device includes a package substrate whose front side has connection terminals and a surface acoustic wave chip mounted on the package substrate, having comb-line electrodes opposed to each other and a metallic bump joined with the connection terminals. The connection terminals of the package substrate are placed in a substrate region where a bent of the package substrate is 15% of the height of the metallic bump or below and the metallic bump is placed at the inside of the opposed comb-line electrodes.
Patent JP-2003032437-A (JP)
Title: Image sensor and image reader
Inventor: HIROMATSU KENJI
IPC: H04N5/372
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To enable high-speed color reading by providing a structure matching even the required high-quality reading when using a color contact image sensor, with which a CCD is used for a read element, for the reading part of a color image forming device. SOLUTION: When using a color contact image sensor, with which a plurality of CCD are located straight in line in a main scanning direction as reading elements, for the image sensor of a color image reading part, each of CCD has one analog shift register for RGB time division reading and three RGB read opening parts parallel provided at pitches corresponding to reading resolution and the pitch of pixels in the main scanning direction becomes a fixed interval.
Patent JP-2003025376-A (JP)
Title: Method for manufacturing toothbrush handle
Inventor: KOBAYASHI KAIJI
IPC: B29C45/16
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of manufacturing a toothbrush handle having a multilayered structure excellent in appearance discriminability, functionality and quality without requiring much mold cost. SOLUTION: A single handle mold 4 is constituted so that a plurality of resin filling gates becoming a multiple core structure are provided to the end part of a cavity 1 assuming the shape of a handle. This handle mold 4 is used to successively fill the cavity 1 with a resin 7 so as to pierce the central part of the resin 6 charged in the cavity 1 immediately before from the outside gate 2, among a plurality of the resin filling gates 2 and 3 becoming the multiple core structure, before the resin 6 charged in the cavity 2 immediately before is cooled and solidified to obtain the toothbrush handle 5 constituted so that a plurality of the resins 6 and 7 are laminated in a core-sheath state along the longitudinal direction of the handle.
Patent JP-2003032002-A (JP)
Title: Primary radiator for parabolic antenna
Inventor: AHIKO NARIKAZU
IPC: H01P1/16
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a primary radiator for a parabolic antenna which can be downsized without deteriorating the cross polarization wave characteristic and whose cost can be reduced. SOLUTION: A circuit board 22 is placed at a distance of nearly λg/4 from a short-circuit end face of a circular waveguide 20, and a 1st probe 23 and a 2nd probe 24 are formed by a strip line on one side of the circuit board 22. e.g. at a side thereof opposite to the short circuit end face of the circular waveguide 20. The 1st probe 23 is placed vertically toward a waveguide center axis and the 2nd probe 24 is placed horizontally toward the waveguide center axis. A stub 25 is placed to the circular waveguide 20 at a distance of about 0 to λ g/4 from the circuit board 22 in its front direction at an angular distance of 135 deg. from the 1st probe 23 and the 2nd probe 24, respectively.  The stub 25 acts like suppressing the deterioration in the cross polarization wave characteristic due to disturbance in an electromagnetic field in the circular waveguide 20 caused when the 1st probe 23 and the 2nd probe 24 are placed on the same plane.
Patent JP-2003030287-A (JP)
Title: System for supporting travel agency
Inventor: NISHIMORI YASUO
IPC: G06Q50/00
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a system for smoothly selecting a tour adjusted to a customer, explaining a tour content to the customer so that the customer can easily understand and easily customizing the tour content by adjusting it to the desire of the customer and to easily make a guide book and an album original to the customer. SOLUTION: The system is provided with a server and a terminal (3) which can operate the server. The server has a database where information on a tourist spot is recorded, a database where information on an accommodation facility is recorded and a database where information on an optional tour is recorded. A plurality of the contents of the base tours are recorded in them. Various piece of information can be referred to by the operation of the terminal (3) and the content of the base tour can be change into the content of the original tour. The guide book can be made by using information recorded in the database with the operation of the terminal (3).
Patent JP-2002178878-A (JP)
Title: Antitheft device for automobile
Inventor: DOI KEIJI
IPC: B60R25/01
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide an antitheft device for an automobile that does not induce a breakdown of each device. SOLUTION: A stepping-on operation of a pedal device is restrained by covering a part of an automotive pedal device with a cover element.
Patent JP-2003040807-A (JP)
Title: Method for producing optically active alcohol
Inventor: HAMANAKA MITSUHARU
IPC: G01N30/88
Filed: 2001-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an optically active substance in high purity from a mixture of optically active substances of 4-amino-2- methylbutane-1-ol. SOLUTION: Optically active 4-amino-2-methylbutane-1-ol is produced by optically resolving the mixture of optically active substances of 4-amino-2- methylbutane-1-ol by liquid chromatography.