Patents by Inventor Shigeru Osawa
Shigeru Osawa 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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Patent number: 9772098Abstract: According to one or more arrangements, a lighting device such as a lamp may include a cover a device body. The device body may have a projection having a support surface at one end and an attachment portion to which the cover is configured to attach. In one or more examples, while the cover is configured to attach to the attachment portion, the cover may be configured to cover the supporting surface of the projection. The cover portion may include a translucent cover portion in some configurations. Additionally or alternatively, the supporting surface of the projection portion may be disposed closer to a center of the cover portion than the attachment portion. In one example, the projection portion may be disposed closer to the cover portion center by a distance equal to a height of the projection portion.Type: GrantFiled: August 3, 2012Date of Patent: September 26, 2017Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 9249967Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: GrantFiled: December 17, 2013Date of Patent: February 2, 2016Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 9234657Abstract: According to one or more arrangements, a lamp may include a device body having heat conductive properties. The device body may include a light source support and a heat radiating surface forming at least a portion of an exterior surface of the lamp device. In some examples, the light source support may be integrally formed with the heat radiating surface. The light source support may further be thermally connected or fixed to a board in various manners (e.g., screw). The board may include a plurality of light-emitting elements mounted thereon. The lamp may further include a cover. In one example, the cover may be constructed of a translucent material.Type: GrantFiled: August 3, 2012Date of Patent: January 12, 2016Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 9103541Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: GrantFiled: November 21, 2013Date of Patent: August 11, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 9080759Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: GrantFiled: June 4, 2010Date of Patent: July 14, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 9018828Abstract: A light emitting element lamp and a lighting equipment for suppressing a temperature rising of a substrate on which a light emitting element is mounted by using a reflector is described. Aspects relate to a lamp including a heat-conductive reflector, a base connected to the reflector, a heat-conductive heat radiating member, a substrate having a light emitting element mounted thereon and attached to the heat radiating member and a lighting circuit housed in the cover to light the light emitting element. Other components and features may also be included.Type: GrantFiled: November 16, 2012Date of Patent: April 28, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Toshiya Tanaka, Shigeru Osawa, Takeshi Hisayasu
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Patent number: 8992041Abstract: A lamp may include an outer shell having heat conductivity and a base provided in the outer shell. The outer shell may include a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support may, in some examples, be formed integrally with the heat radiating surface. A light source may be supported on the light source support. The light source may be heated during lighting, and be thermally connected to the light source support. In some examples, the light source may be covered by a cover.Type: GrantFiled: February 8, 2013Date of Patent: March 31, 2015Assignee: Toshiba Lighting & Technology CorporationInventor: Shigeru Osawa
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Patent number: 8979315Abstract: According to one or more arrangements, a lighting device such as a lamp may include a substrate on which one or more lighting elements are mounted. One or more aspects of the lamp may further provide heat conductive/dissipating properties. Additionally or alternatively, the substrate may include a through hole through which at least one wire of the lighting device may extend. For example, the wire may extend through the at least one through-hole from a first side of the substrate to a second side of the substrate. The wire may be connected to a pattern layer of the substrate. According to other aspects, the lighting device may further include a supporting body for supporting the substrate. The supporting body may include another through-hole through which the at least one wire further extends.Type: GrantFiled: August 3, 2012Date of Patent: March 17, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 8894254Abstract: According to one embodiment, a lamp apparatus includes a light-emitting module, housing, and a lighting circuit. The light-emitting module includes a light-emitting element. The housing opens in the direction of irradiation of a light beam and having a cap on a side opposite from the direction of irradiation of the light beam. The cap is provided with a light-emitting module mounting portion projecting in the direction of irradiation of the light beam and the light-emitting module is mounted on the light-emitting module mounting portion. The lighting circuit is accommodated in the housing.Type: GrantFiled: January 30, 2012Date of Patent: November 25, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Ryotaro Matsuda, Jun Sasaki, Shigeru Osawa, Yuichiro Takahara, Hiromichi Nakajima, Kenji Takanashi, Keiichi Shimizu, Masahiro Izumi, Hiroshi Matsushita, Masahiro Toda, Junichi Kimiya, Hiroshi Takenaga, Takeshi Osada
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Patent number: 8858041Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: GrantFiled: August 30, 2011Date of Patent: October 14, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Patent number: 8827506Abstract: A luminaire capable of contacting a lamp device to a luminaire main body is provided.Type: GrantFiled: June 21, 2011Date of Patent: September 9, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Takeshi Osada, Satoshi Watanabe, Keiichi Shimizu, Shigeru Osawa
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Patent number: 8814399Abstract: A luminaire 1 of an embodiment has a radiator 3 which comes into surface-contact with a cap abutment surface 6C of a lamp unit 6 and conducts and radiates heat generated by the lamp unit 6, and a terminal board 7 which is attached to the upper side of the radiator 3 on the lateral outside of the cap abutment surface 6C.Type: GrantFiled: July 5, 2011Date of Patent: August 26, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Takeshi Osada
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Patent number: 8764249Abstract: According to one embodiment, a lamp device includes a light-emitting module including a semiconductor light-emitting element, a lighting circuit to light the semiconductor light-emitting element, and a housing to house the light-emitting module and the lighting circuit. The housing includes a case including a holder part to hold the light-emitting module, and a cap member fixed to the case by a fixing unit. The light-emitting module is sandwiched and fixed between the holder part and the cap member.Type: GrantFiled: March 16, 2012Date of Patent: July 1, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Masahiro Toda, Shigeru Osawa, Yuichiro Takahara, Hiroshi Matsushita, Junichi Kimiya
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Patent number: 8760042Abstract: A lighting device and a lighting fixture of the embodiment of the present invention comprises a thermally conductive main body having a substrate support portion in one end portion, and having a through-hole and a groove portion formed in the substrate support portion, the through-hole penetrating from the one end portion to the other end portion of the main body, the groove portion extending continuously from the through-hole, a substrate mounted with a semiconductor light-emitting device, and disposed on the substrate support portion, an electrical connector connected to the semiconductor light-emitting device, a power supply device housed in the main body and configured to light the semiconductor light-emitting device, a wire connected to the power supply device and to the electrical connector while being inserted through the through-hole and the groove portion, and a base member provided in the other end portion of the main body and connected to the power supply device.Type: GrantFiled: February 26, 2010Date of Patent: June 24, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Makoto Sakai, Shigeru Osawa, Yusuke Shibahara, Takeshi Hisayasu, Kazuto Morikawa, Tomohiro Sanpei, Erika Takenaka
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Publication number: 20140168944Abstract: A socket (53) includes a socket body (64) provided with a socket surface (69) to which lamp device is attached. A cylindrical insertion port (68) through which a cap protrusion (36) of the lamp device is inserted is opened in the socket surface (69). A plurality of erroneous mounting preventing keys (71) protruded from positions separated from the socket surface (69) at specified positions of an inner circumferential surface of the insertion port (68). A distance (L2) from the socket surface (69) to the separated position of the erroneous mounting preventing key (71) is smaller than a distance (L1) from a front end surface (38) of the cap protrusion (36) to an attachment key (41). In a state where the front end surface (38) of the cap protrusion (36) contacts the plurality of erroneous mounting preventing keys (71), insertion of the cap protrusion (36) into the insertion port (68) is regulated, and rotation of the cap protrusion (36) in the insertion port (68) in the regulated state is possible.Type: ApplicationFiled: July 29, 2011Publication date: June 19, 2014Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Takeshi Osada, Shigeru Osawa, Yuichiro Takahara
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Publication number: 20140169004Abstract: A lamp device includes a semiconductor light-emitting element. The lamp device includes a housing including a heat conductive part, and the heat conductive part is thermally connected to an external thermal radiator. Heat generated by the semiconductor light-emitting element is conducted to the thermal radiator through the heat conductive part. A thermosensor is thermally connected to the heat conductive part. The lamp device includes a lighting circuit to light the semiconductor light-emitting element, and the lighting circuit controls an output of the semiconductor light-emitting element according to detection of the thermosensor.Type: ApplicationFiled: September 27, 2011Publication date: June 19, 2014Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Hiromichi Nakajima, Shinichiro Matsumoto, Masahiko Kamata, Yuichiro Takahara, Hiroshi Matsushita, Shinichi Kumashiro, Shigeru Osawa
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Publication number: 20140153250Abstract: According to an embodiment, a lamp main body, a lighting device, a reflecting member and a light-emitting module are provided. The lamp main body includes a case and a cap member attached to the case. The case includes an opening at one end and a hole in the other end center. The cap member integrally includes a projection insertable into the hole. The lighting device and the reflecting member are housed in the case. The lighting device includes a circuit board. The reflecting member configured to reflect light to the outside of the lamp main body includes a reflecting cylinder section including a small-diameter opening and a large-diameter opening. The diameter of the cylinder section expands further toward the large-diameter opening side. The light-emitting module is arranged on the projection to be capable of transmitting heat to the projection.Type: ApplicationFiled: February 6, 2014Publication date: June 5, 2014Applicant: Toshiba Lighting & Technology CorporationInventors: Hiroshi Matsushita, Yuichiro Takahara, Shinichiro Matsumoto, Hiromichi Nakajima, Shigeru Osawa, Masahiko Kamata
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Patent number: 8714785Abstract: Provided are a cap, a socket device, and a luminary which reduce the influence of noise. A lamp with the cap includes a lamp main body having engaging means mounted so as to be attachable to and detachable from a socket device; a light emitting-portion; a control device that controls the light-emitting portion; a cap member for a power source situated adjacent to one side with the engaging means interposed therebetween is disposed in a circular track of the lamp main body and connected to the control device; a cap member for signaling situated adjacent to the other side with the engaging means interposed therebetween is disposed in the circular track of the lamp main body and connected to the control device; and a thermal conductor that comes into contact with a thermal radiator when mounted on the socket device.Type: GrantFiled: July 5, 2011Date of Patent: May 6, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Takeshi Osada, Satoshi Watanabe, Keiichi Shimizu, Shigeru Osawa, Kenji Nezu
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Publication number: 20140104837Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: ApplicationFiled: December 17, 2013Publication date: April 17, 2014Applicant: Toshiba Lighting & Technology CorporationInventors: Shigeru Osawa, Kazuto Morikawa
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Publication number: 20140078750Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.Type: ApplicationFiled: November 21, 2013Publication date: March 20, 2014Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Shigeru Osawa, Kazuto Morikawa