Patents by Inventor Hitoshi Kawano
Hitoshi Kawano 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).
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Publication number: 20120153841Abstract: An illuminating device includes a plurality of kinds of LEDs that emit light having different color temperatures; a plurality of LED lighting circuits that independently light the LEDs for each color temperature of emitted light; and a control unit that selects a first control changing illuminance of the LEDs as a whole by controlling the lighting of the LEDs and a second control changing the colors of light of the LEDs as a whole by controlling the lighting of the LEDs, and corrects an illuminance difference generated before and after the second control.Type: ApplicationFiled: December 20, 2011Publication date: June 21, 2012Applicant: Toshiba Lighting & Technology CorporationInventors: Sayaka TOMIYAMA, Masahiko Kamata, Toshihiko Sasai, Hitoshi Kawano, Naoko Iwai, Masatoshi Kumagai, Toru Ishikita, Hiromichi Nakajima
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Publication number: 20120063148Abstract: A light-emitting module includes a substrate having a front surface side component mounting surface and a rear surface side flat heat dissipating surface. Light-emitting elements are arranged to protrude at a central portion of the component mounting surface and radiate light at least man upper surface direction and in a direction along the component mounting surface. A lighting circuit component is electrically connected to the light emitting elements by a wiring pattern arranged on the substrate and which is arranged closer to the peripheral edge side of the substrate than the light emitting elements: A connector for power supply connection is arranged closer to the peripheral edge side of the substrate than the light emitting elements on the component mounting surface of the substrate and is electrically connected to the lighting circuit component.Type: ApplicationFiled: September 7, 2011Publication date: March 15, 2012Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Toshiya Tanaka, Akiko Saito, Hitoshi Kawano
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Publication number: 20120056560Abstract: A DC power source unit 37 is provided which boosts source voltage from a power source portion 36. A lighting circuit 38 is provided which supplies DC voltage to loads, the DC voltage being obtained by stepping down output current of the DC power source circuit 37. A control circuit 39 is provided which controls the lighting circuit 38 in accordance with at least either voltage or current of LEDs 25 and controls the DC power source unit 37 so that a ratio of output voltage to voltage of the LEDs 25 becomes a preset fixed ratio.Type: ApplicationFiled: August 26, 2011Publication date: March 8, 2012Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Naoko IWAI, Toshihiko SASAI, Masahiko KAMATA, Hiroshi TERASAKA, Toru ISHIKITA, Hitoshi KAWANO, Masatoshi KUMAGAI
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Publication number: 20120008318Abstract: A lighting apparatus includes a red LED; a green LED; a blue LED; and a white LED made up of a blue light-emitting element and a yellow phosphor, wherein the red LED, the green LED, the blue LED, and the white LED generate 26 to 38%, 35 to 50%, 0 to 2%, and 12 to 33% of light, respectively, and white light obtained by additive color mixing of light from the red, green, blue, and white LEDs has a correlated color temperature of 2800 K or more to less than 3500 K, a deviation of 0.02 or below in absolute value, and a color gamut area ratio of 120% or more to 140% or less. Consequently, the lighting apparatus can radiate an illuminating light which makes colors look vivid.Type: ApplicationFiled: April 27, 2010Publication date: January 12, 2012Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Tomoko Ishiwata, Kazunori Yashiro, Kazutoshi Mita, Hitoshi Kawano, Katsusuke Uchino, Isao Yamazaki
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Publication number: 20120002429Abstract: There is provided a lighting fixture capable of efficiently radiating heat of a lamp device attached to a socket device. By attaching the lamp device to the socket device, a cap portion of the lamp device is brought into contact with. a fixture body, and pressed against and brought into close contact with the fixture body by an elastic body. Heat generated by lighting of LEDs of the lamp device is conducted from the cap portion to the fixture body and efficiently radiated.Type: ApplicationFiled: September 15, 2011Publication date: January 5, 2012Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Satoshi Watanabe, Keiichi Shimizu, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa, Takeshi Hisayasu, Hirokazu Otake, Hitoshi Kawano, Makoto Sakai
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Publication number: 20110291594Abstract: In a lamp device 12 using a GX53-type cap 31 and also using an LED 56 as a light source, there is regulated an appropriate configuration of a metallic cover 32. A cap 31 and a lighting device 36 are arranged on an upper surface side of the metallic cover 32, and a substrate 33 on which the LED 56 is mounted is arranged on a lower surface side thereof. The metallic cover 32 has an approximately cylindrical shape with a maximum outer diameter D of 80 to 150 mm, a height H of 5 to 25 mm, and 2? (D/2) H/W, that is, an area of the outer peripheral surface per gross input power W to the lamp device 12 being in a range of 200 to 800 mm2/W. The gross input power W is 5 to 20 W.Type: ApplicationFiled: February 19, 2010Publication date: December 1, 2011Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Toshiya Tanaka, Keiichi Shimizu, Takumi Suwa, Makoto Sakai, Kozo Ogawa, Sigeru Osawa, Takeshi Hisayasu, Hitoshi Kawano
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Publication number: 20110261572Abstract: There is provided a lighting fixture 11 capable of efficiently radiating heat of a lamp device 14 attached to a socket device 13. By attaching the lamp device 14 to the socket device 13, a cap portion 38 of the lamp device 14 is brought into contact with a fixture body 12, and pressed against and brought into close contact with the fixture body 12 by an elastic body 30. Heat generated by lighting of LEDs 35 of the lamp device 14 is conducted from the cap portion 38 to the fixture body 12 and efficiently radiated.Type: ApplicationFiled: November 16, 2009Publication date: October 27, 2011Inventors: Satoshi Watanabe, Keiichi Shimizu, Takeshi Osada, Keiichi Shimizu, Toshiya Tanaka, Shigeru Osawa, Takeshi Hisayasu, Hirokazu Otake, Hitoshi Kawano, Makoto Sakai
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Publication number: 20110181198Abstract: According to one embodiment, an LED lighting device includes a DC source, a non-insulated step-down chopper and a light emitting diode. The non-insulated step-down chopper includes: a first circuit in which a switching element, a current detecting impedance element and an inductor are connected in series to each other; a second circuit in which the inductor and a freewheel diode are connected in series to each other; and a control portion for controlling the switching element. A power portion including the switching element and the control portion are constituted by a single package IC, and the current detecting impedance element and inductor are attached to the outside of the IC.Type: ApplicationFiled: January 25, 2011Publication date: July 28, 2011Applicants: TOSHIBA LIGHTING & TECHNOLOGY CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Naoko IWAI, Hajime Osaki, Kenichi Asami, Hitoshi Kawano, Masatoshi Kumagai
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Publication number: 20110074291Abstract: A light-emitting module includes a module substrate, semiconductor light-emitting elements and a connection substrate. On one face of the module substrate, a conductive layer is formed. The semiconductor light-emitting elements and the connection substrate are mounted on the conductive layer of the module substrate. Electric wires, which extend from a lighting circuit, are connected to the connection substrate. Power is supplied to the semiconductor light-emitting elements through the connection substrate and the conductive layer of the module substrate.Type: ApplicationFiled: September 20, 2010Publication date: March 31, 2011Applicants: TOSHIBA LIGHTING & TECHNOLOGY CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Shigeru Osawa, Masahiko Kamata, Takuro Hiramatsu, Tsutomu Araki, Hitoshi Kawano
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Publication number: 20110006680Abstract: An object of the present invention is to provide a light-emitting module having excellent light emission efficiency and excellent light distribution characteristics and also provide a lighting apparatus using the light-emitting module.Type: ApplicationFiled: February 13, 2009Publication date: January 13, 2011Inventors: Toshiya Tanaka, Akiko Saito, Hitoshi Kawano
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Patent number: 7847490Abstract: A self-ballasted fluorescent lamp capable of achieving a similar appearance to that of an electric light bulb for general illumination includes a base that is attached to a bottom end of a cover and a luminous tube that is supported at a top end of the cover. Electronic components forming a lighting circuit are mounted on a substrate. The substrate is formed to have such a width dimension that allows the substrate to be inserted into the base. The substrate is vertically disposed along a center axis of the base at a position offset from the center axis. Large electronic components are disposed on a first face of the substrate, which faces a large component area in the base formed by the offset substrate.Type: GrantFiled: March 24, 2006Date of Patent: December 7, 2010Assignee: Toshiba Lighting & Technology CorporationInventors: Hiroshi Kubota, Shinya Hakuta, Mari Nakamura, Ryota Irie, Katsuyuki Kobayashi, Hitoshi Kawano, Yoshikazu Ito, Yasuhiro Shida
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Publication number: 20100301748Abstract: The invention provides a self-ballasted lamp having high heat radiation performance, which is lightweight and inexpensive. A substrate having LED elements mounted is provided at one edge side of the radiator, and a cap is provided at the other edge side the radiator. A lighting circuit is accommodated between the radiator and the cap. The radiator includes a cylindrical cover member and an annular radiation member fitted to the outer circumferential part of the cover member and is composed by combining the cover member and the radiation member together. The cover member and the radiation member are made of metal and are formed by press-working.Type: ApplicationFiled: May 27, 2010Publication date: December 2, 2010Applicants: TOSHIBA LIGHTING & TECHNOLOGY CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Makoto SAKAI, Toshiya Tanaka, Keiichi Shimizu, Hitoshi Kawano
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Publication number: 20100026185Abstract: A substrate is attached to one edge side of a radiator and a globe is attached covering the substrate. Heat-radiating fins are provided on the other edge side of the radiator and an air-cooling unit is rotatably provided inside the heat-radiating fins which enables to freely rotate. A case storing a circuit part is attached to the other edge side of the radiator and a cap is provided to the case. By the wind blast from the air-cooling unit, the heat-radiating fins are caused to be a part of the ventilation path to allow for ventilation of the inside of the radiator.Type: ApplicationFiled: July 29, 2009Publication date: February 4, 2010Applicant: Toshiba Lighting & Technology CorporationInventors: Nobuhiko Betsuda, Takumi Suwa, Hitoshi Kawano, Akiko Saito, Makoto Bessho, Yusuke Shibahara, Hiroki Tamai, Nobuo Shibano, Keiichi Shimizu
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Patent number: 7548210Abstract: Provided is an internal antenna device in such a form as a door handle for a smart entry system and an electronic key that can provide a metallic appearance similar to that of a metallic plating while avoiding a loss in the antenna output and ensuring a stable communication. A metallic thin film is deposited on a surface of an outer cover (9) that receives an antenna of the internal antenna device by sputtering. Cr (chromium) may be selected for the sputtering target, and the film thickness may be in the range of 0.05 ?m to 0.20 ?m to produce the appearance of a metallic surface. A double layer structure may be used by forming a coating consisting of acrylic urethane paint and having a thickness of 5 ?m to 50 ?m on the metallic film (16) to protect the metallic film (16) on the surface of the outer cover (9).Type: GrantFiled: October 10, 2006Date of Patent: June 16, 2009Assignee: Kabushiki Kaisha Honda LockInventors: Kenji Hashiguchi, Hitoshi Kawano, Kazuyuki Kuriyama
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Publication number: 20090066254Abstract: A self-ballasted fluorescent lamp capable of achieving a similar appearance to that of an electric light bulb for general illumination includes a base that is attached to a bottom end of a cover and a luminous tube that is supported at a top end of the cover. Electronic components forming a lighting circuit are mounted on a substrate. The substrate is formed to have such a width dimension that allows the substrate to be inserted into the base. The substrate is vertically disposed along a center axis of the base at a position offset from the center axis. Large electronic components are disposed on a first face of the substrate, which faces a large component area in the base formed by the offset substrate.Type: ApplicationFiled: March 24, 2006Publication date: March 12, 2009Applicant: Toshiba Lighting & Technology Corp.Inventors: Hiroshi Kubota, Shinya Hakuta, Mari Nakamura, Ryota Irie, Katsuyuki Kobayashi, Hitoshi Kawano, Yoshikazu Ito, Yasuhiro Shida
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Patent number: 7300190Abstract: A capacitive sensor unit of a door handle device is universally adaptable to door handles of various different designs. The vehicle door handle device, having an electrostatic capacitance detection circuit incorporated in a grip portion thereof, includes a sensor unit having a detection circuit insert molded in a plastic member, a hollow cavity formed in the grip portion to receive the sensor unit, and a retaining member made of plastic material for retaining the sensor unit in the cavity. By suitably changing the shape of the retaining member, the sensor unit can be adapted to door handles of different designs.Type: GrantFiled: March 1, 2005Date of Patent: November 27, 2007Assignee: Kabushiki Kaisha Honda LockInventors: Masakatsu Nitawaki, Hitoshi Kawano
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Patent number: 7278812Abstract: A wafer conveyance system is described for transporting one or more wafers that undergo, while being transported, different processes at a plurality of wafer processing apparatuses inside which one or more wares are processed. A hermetically closed chamber is provided that defines an isolated environment inside which a controlled atmosphere. At least one guide path is provided inside the hermetically closed chamber. At least one mobile element is movable inside the hermetically closed chamber along the at least one guide path to transport one or more wafers from one wafer processing apparatus to another. A plurality of position sensors that detect positions of the at least one mobile element are deployed along each of the at least one guide path in such a manner that they are deployed at intervals close together when near the wafer processing apparatuses and deployed at wider intervals elsewhere. In another aspect, the guide rails may be constructed of a plurality of connectable rail units.Type: GrantFiled: January 28, 2005Date of Patent: October 9, 2007Assignee: Shinko Electric Co., Ltd.Inventors: Takumi Mizokawa, Makoto Omori, Yuzo Takakado, Hitoshi Kawano
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Patent number: 7226096Abstract: A door handle device for vehicles includes a handle body positioned on an outer surface of a vehicle door and lifted to be pulled back when the vehicle door is opened. The handle body is provided with a finger rest which extends to at least three directions of four directions including up, down, right and left directions.Type: GrantFiled: May 5, 2004Date of Patent: June 5, 2007Assignee: Honda Motor Co., Ltd.Inventors: Hidehiro Ito, Makoto Iwaki, Masakatsu Nitawaki, Hitoshi Kawano
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Publication number: 20070115191Abstract: Provided is an internal antenna device in such a form as a door handle for a smart entry system and an electronic key that can provide a metallic appearance similar to that of a metallic plating while avoiding a loss in the antenna output and ensuring a stable communication. A metallic thin film is deposited on a surface of an outer cover (9) that receives an antenna of the internal antenna device by sputtering. Cr (chromium) may be selected for the sputtering target, and the film thickness may be in the range of 0.05 ?m to 0.20 ?m to produce the appearance of a metallic surface. A double layer structure may be used by forming a coating consisting of acrylic urethane paint and having a thickness of 5 ?m to 50 ?m on the metallic film (16) to protect the metallic film (16) on the surface of the outer cover (9).Type: ApplicationFiled: October 10, 2006Publication date: May 24, 2007Applicant: Kabushiki Kaisha Honda LockInventors: Kenji Hashiguchi, Hitoshi Kawano, Kazuyuki Kuriyama
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Publication number: 20050231364Abstract: A capacitive sensor unit of a door handle device is universally adaptable to door handles of various different designs. The vehicle door handle device, having an electrostatic capacitance detection circuit incorporated in a grip portion thereof, includes a sensor unit having a detection circuit insert molded in a plastic member, a hollow cavity formed in the grip portion to receive the sensor unit, and a retaining member made of plastic material for retaining the sensor unit in the cavity. By suitably changing the shape of the retaining member, the sensor unit can be adapted to door handles of different designs.Type: ApplicationFiled: March 1, 2005Publication date: October 20, 2005Applicant: Kabushiki Kaisha Honda LockInventors: Masakatsu Nitawaki, Hitoshi Kawano