Patents by Inventor Shigeyuki Watanabe

Shigeyuki Watanabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7258466
    Abstract: A lighting unit for a vehicle includes a light emitting diode unit, a plate-shaped radiating board having an upper surface to which the light emitting diode unit is directly fixed, and a feeding connector connected electrically to the light emitting diode unit at the end of the radiating board and having an input portion for a power to be supplied to the light emitting diode unit below the radiating board. The feeding connector is provided on the end of the radiating board and there may further be provided a wiring extended from the light emitting diode unit toward the end of the radiating board over the upper surface of the radiating board and connected to the feeding connector at the end.
    Type: Grant
    Filed: January 24, 2005
    Date of Patent: August 21, 2007
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Shigeyuki Watanabe, Hironori Tsukamoto
  • Publication number: 20070171667
    Abstract: A vehicular lamp including power supply connectors 20, attached to a bracket 10, and LED modules 30, attached detachably to the power supply connectors 20, respectively. The LED module includes an LED circuit board 31, an LED 32 mounted on the LED circuit board, and conduction portions 33 disposed on the LED circuit board and electrically connected to the LED. The power supply connector includes an accommodation portion 41, into which the LED circuit board of the LED module is inserted when the power supply connector is attached to the bracket, and a pair of contact terminals 50. When the LED circuit board of the LED module is inserted in the accommodation portion of the power supply connector, the contact terminals of the power supply connector contact the conduction portions of the LED module, thus making an electrical connection between the LED module and the power supply connector.
    Type: Application
    Filed: January 4, 2007
    Publication date: July 26, 2007
    Inventors: Shigeyuki Watanabe, Hironori Tsukamoto, Masahiro Oda
  • Patent number: 7244057
    Abstract: Optical axes are simultaneously adjusted by tiltably mounting a plurality of lighting device units on a common unit support member. A rectilinear propagation blocking member of each lighting device unit is fixed with screw via the elastic bush to the unit support member, so that the optical axis can be adjusted. Due to the above structure, even when the accuracy of shapes of the rectilinear propagation blocking member and the unit support member are not sufficiently ensured and also even when the accuracy of the attaching work can not be sufficiently ensured, the optical axes of the lighting device units can be arranged in order by adjusting the optical axis of the rectilinear propagation blocking member.
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: July 17, 2007
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Shigeyuki Watanabe, Naoki Tatara, Kazuki Okui, Hirohiko Ohshio
  • Publication number: 20070133220
    Abstract: A vehicle lighting device with a lamp compartment having a light source unit disposed therein. The light source unit includes a light emitting device as a light source and a projection lens as a light distribution control member for distributing light. A face bearing portion at a distal end of a lens mounting portion of the light emitting device corresponds to a rear surface of a collar portion disposed along an outer circumference of the projection lens. Complimentary extending projections and stepped portions on the collar portion and lens mounting portion are ultrasonically welded together, and burrs formed during the welding process are prevented from protruding toward the optical axis by an erect wall of the stepped portion.
    Type: Application
    Filed: December 8, 2006
    Publication date: June 14, 2007
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Shigeyuki Watanabe, Tetsuaki Inaba, Tatsuhiko Yamamichi
  • Publication number: 20070025117
    Abstract: A headlamp including a metal bracket and a plurality of light source units 50, each unit having a light source, being mounted on the metal bracket 20, and being disposed within a lamp chamber. Irradiation light patterns of the light source units 50 are combined together to form a predetermined light distribution pattern. Each of the light source units 50 includes a resin shade 58, which is fastened to the bracket 20 by a fastening portion and is disposed forwardly of the light source, and a resin lens 52 connected to the shade 58. Part of the fastening portion is made of metal.
    Type: Application
    Filed: July 25, 2006
    Publication date: February 1, 2007
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Shigeyuki Watanabe, Tetsuaki Inaba
  • Publication number: 20070019774
    Abstract: Monitor-guide-tube fixing sections are fixed to portions on a core support plate side of a plurality of in-core monitor guide tubes disposed in a reactor vessel. The monitor-guide-tube fixing sections are fixed to the core support plate disposed in the reactor vessel to fix the in-core monitor guide tubes to the core support plate. This makes it possible to realize improvement of rigidity of the fixed sections of the in-core monitor guide tubes. A tie plate is fixed to the in-core monitor guide tubes. The in-core monitor guide tubes are coupled by the tie plate. This makes it possible to realize improvement of rigidity of the entire in-core monitor guide tubes. As a result, it is possible to realize vibration damping for the in-core monitor guide tubes.
    Type: Application
    Filed: June 27, 2006
    Publication date: January 25, 2007
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Satoshi Yonemoto, Shigeyuki Watanabe, Makoto Nakajima
  • Patent number: 7144145
    Abstract: Optical axes are simultaneously adjusted when a plurality of lighting device units 30, the light sources of which are light emitting elements 34, are tiltably supported by the common unit support member 20. In this case, the positioning recess portion 20d is provided which is composed so that the light source fixing portion 20B1 formed in a plurality of portions of the unit support member 20 can be contacted with the back face 42a and the outer circumferential face 42b of the support plate 42 for supporting the light emitting element 34. Due to the foregoing, the light emitting element 34 can be highly accurately attached to the unit support member 20, and the optical axes Ax, of the lighting device units 30 can be put in order.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: December 5, 2006
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Shigeyuki Watanabe, Naoki Tatara, Kazuki Okui, Hirohiko Ohshio, Takeshi Ohmi
  • Publication number: 20060239022
    Abstract: A projector-type lamp unit including a first reflecting surface for reflecting and condensing light emitted from an LED toward a projection lens disposed in the forward direction than the LED, a second reflecting surface for reflecting a part of the reflected light from the first reflecting surface toward the projection lens, and a design portion disposed between the second reflecting surface and the projection lens and continuing to the second reflecting surface. The first reflecting surface, the second reflecting surface and the design portion form a one-piece reflection mirror unit.
    Type: Application
    Filed: April 21, 2006
    Publication date: October 26, 2006
    Inventors: Tetsuaki Inaba, Shigeyuki Watanabe
  • Patent number: 7026035
    Abstract: There is provided a laminated film for optical use comprising a polyester film which has a lubricity layer containing globular particles in at least one side thereof, wherein the laminated film has a thickness irregularity of 0.5 to 7.0%, and wherein the polyester film contains inert particles derived from catalysts and the amount of the inert particles determined by a dark-field microscopy satisfies the following conditions: the number of inert particles having a particle size of from 1 to 10 ?m is 200 to 20,000/mm2; and the number of inert particles having a particle size of greater than 10 ?m is 10/mm2 or less. The laminated film for optical use which is improved in uniformity, transparency, lubricity, color tone and scratch resistance, which deposits only a reduced amount of low molecular materials, and which is excellent in the adhesion to a layer adopted for various optical purposes.
    Type: Grant
    Filed: April 25, 2003
    Date of Patent: April 11, 2006
    Assignee: Teijin DuPont Films Japan Limited
    Inventors: Shinji Yano, Kouji Kubo, Makoto Handa, Tetsuo Ichihashi, Kei Mizutani, Shigeyuki Watanabe
  • Publication number: 20060051848
    Abstract: A bacterium capable of producing ethanol at a temperature of 40° C. or more from a carbon compound which is gaseous at ordinary temperature and ordinary pressure as the raw material, and a process for producing ethanol by culturing the bacterium at 40° C. or more.
    Type: Application
    Filed: May 28, 2003
    Publication date: March 9, 2006
    Inventors: Naomichi Nishio, Yutaka Nakashimada, Shigeyuki Watanabe, Hiroaki Otsuka, Osamu Chiyoda, Toru Tanaka
  • Publication number: 20060044840
    Abstract: A lighting unit to be used for illumination includes an LED unit having a semiconductor light emitting unit, a radiating board for directly fixing the semiconductor light emitting unit to an upper surface, and a contact formed on the radiating board and serving to input a power to cause the semiconductor light emitting unit to emit a light, an attachment having a power supply portion for surrounding and holding the LED unit and supplying a power to cause the semiconductor light emitting unit to emit a light from an external power plug to the contact in a state in which at least a part of lower and side surfaces of the radiating board and an upper part of the semiconductor light emitting unit are open.
    Type: Application
    Filed: August 9, 2005
    Publication date: March 2, 2006
    Inventors: Shigeyuki Watanabe, Hironori Tsukamoto, Yukio Nomura
  • Publication number: 20050180157
    Abstract: A lighting unit for a vehicle includes a light emitting diode unit, a plate-shaped radiating board having an upper surface to which the light emitting diode unit is directly fixed, and a feeding connector connected electrically to the light emitting diode unit at the end of the radiating board and having an input portion for a power to be supplied to the light emitting diode unit below the radiating board. The feeding connector is provided on the end of the radiating board and there may further be provided a wiring extended from the light emitting diode unit toward the end of the radiating board over the upper surface of the radiating board and connected to the feeding connector at the end.
    Type: Application
    Filed: January 24, 2005
    Publication date: August 18, 2005
    Inventors: Shigeyuki Watanabe, Hironori Tsukamoto
  • Publication number: 20050122737
    Abstract: Optical axes are simultaneously adjusted by tiltably mounting a plurality of lighting device units on a common unit support member. A rectilinear propagation blocking member of each lighting device unit is fixed with screw via the elastic bush to the unit support member, so that the optical axis can be adjusted. Due to the above structure, even when the accuracy of shapes of the rectilinear propagation blocking member and the unit support member are not sufficiently ensured and also even when the accuracy of the attaching work can not be sufficiently ensured, the optical axes of the lighting device units can be arranged in order by adjusting the optical axis of the rectilinear propagation blocking member.
    Type: Application
    Filed: December 3, 2004
    Publication date: June 9, 2005
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Shigeyuki Watanabe, Naoki Tatara, Kazuki Okui, Hirohiko Ohshio
  • Publication number: 20050122735
    Abstract: A plurality of lighting device units 30, the light sources of which are light emitting elements 34, are tiltably supported by a common unit support member 20, so that optical axes of the plurality of lighting device units 30 are simultaneously adjusted. The projection lens 32 and the rectilinear propagation blocking member 38, which compose each lighting device unit 30, are integrated with each other as a light control member 40, and this light control member 40 and the light emitting element 34 are individually attached to the unit support member 20. Due to the foregoing, the lighting device structure can be made simple compared with the structure in which the completed lighting device unit is attached to the unit support member 20.
    Type: Application
    Filed: December 1, 2004
    Publication date: June 9, 2005
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Shigeyuki Watanabe, Naoki Tatara, Kazuki Okui, Hirohiko Ohshio, Kazuhisa Ashizawa
  • Publication number: 20050122736
    Abstract: Optical axes are simultaneously adjusted when a plurality of lighting device units 30, the light sources of which are light emitting elements 34, are tiltably supported by the common unit support member 20. In this case, the positioning recess portion 20d is provided which is composed so that the light source fixing portion 20B1 formed in a plurality of portions of the unit support member 20 can be contacted with the back face 42a and the outer circumferential face 42b of the support plate 42 for supporting the light emitting element 34. Due to the foregoing, the light emitting element 34 can be highly accurately attached to the unit support member 20, and the optical axes Ax, of the lighting device units 30 can be put in order.
    Type: Application
    Filed: December 1, 2004
    Publication date: June 9, 2005
    Applicant: KOITO MANUFACTURING CO., LTD.
    Inventors: Shigeyuki Watanabe, Naoki Tatara, Kazuki Okui, Hirohiko Ohshio, Takeshi Ohmi
  • Patent number: 6857768
    Abstract: In a projector-type lamp unit, a shade is pivotally supported on a holder provided between a reflector and a projection lens. This support is provided at a plurality of regions disposed on an axis Ax1 of pivotal movement of the shade. This support at the plurality of regions is effected through a single shaft extending in a direction of the pivotal movement axis.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: February 22, 2005
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Shigeyuki Watanabe, Shoichiro Yokoi
  • Patent number: 6848814
    Abstract: A headlamp in which a frame member 50 is supported on a lamp body 14 in a vertically swingable fashion, and a lighting device unit 20 is supported on said frame member 50 in a horizontally swingable fashion. A control unit 108 controls the circular movement of said frame member 50 and said lighting device unit 20 in accordance with vehicle running conditions. With such a construction, a beam emitted from said lighting device unit 20 may be vertically and horizontally varied in its direction in accordance with vehicle running conditions.
    Type: Grant
    Filed: October 17, 2002
    Date of Patent: February 1, 2005
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Shigeyuki Watanabe, Katsuhito Mochizuki, Takashi Hori
  • Publication number: 20050019555
    Abstract: There is provided a laminated film for optical use comprising a polyester film which has a lubricity layer containing globular particles in at least one side thereof, wherein the laminated film has a thickness irregularity of 0.5 to 7.0%, and wherein the polyester film contains inert particles derived from catalysts and the amount of the inert particles determined by a dark-field microscopy satisfies the following conditions: the number of inert particles having a particle size of from 1 to 10 ?m is 200 to 20,000/mm2; and the number of inert particles having a particle size of greater than 10 ?m is 10/mm2. The laminated film for optical use which is improved in uniformity, transparency, lubricity, color tone and scratch resistance, which deposits only a reduced amount of low molecular materials, and which is excellent in the adhesion to a layer adopted for various optical purposes.
    Type: Application
    Filed: April 25, 2003
    Publication date: January 27, 2005
    Inventors: Shinji Yano, Kouji Kubo, Makoto Handa, Tetsuo Ichihashi, Kei Mizutani, Shigeyuki Watanabe
  • Patent number: 6796692
    Abstract: A vehicle headlamp structure for engagement between a plunger of a solenoid and a shade leg of a movable shade, wherein the solenoid moves the movable shade to vary the light distribution of a lamp fixture. A moveable shade 22 is pivoted between two positions by a solenoid 34 having a longitudinally extending plunger 36. The plunger 36 has a notch (U-shaped recess) 36a formed in its peripheral surface at a position near the tip thereof. A shade leg 22B of the movable shade 22 has an engaging portion 22Ba for engaging with the notch 36a. Since the engaging portion 22Ba abuts on a front end face 36a1 and a rear end face 36a2 of the notch 36a, reciprocating movement if the plunger 36 is converted into pivoting movement of the movable shade 22.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: September 28, 2004
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Katsumi Nakada, Shoichiro Yokoi, Shigeyuki Watanabe
  • Patent number: 6652130
    Abstract: A vehicle headlamp includes a lamp body having a hollow portion opening forward, a support member supported tiltably in the lamp body, and a plurality of reflectors supported side by side in one of the vertical and lateral directions by the support member. Each reflector is made to support a corresponding light source and least one of the reflectors is pivotably supported by the support member in the horizontal direction. In one embodiment, a lower reflector is pivotable in the horizontal direction and a low beam is formed by an upper reflector and the light source supported by the upper reflector. In this embodiment, the upper reflector does not have any portion that does not affect luminous distribution.
    Type: Grant
    Filed: January 23, 2002
    Date of Patent: November 25, 2003
    Assignee: Koito Manufacturing Co., Ltd.
    Inventors: Katsuhito Mochizuki, Takashi Matsunaga, Shigeyuki Watanabe, Kiyotaka Fukawa, Takashi Hori, Masatoshi Yoneyama