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: 20240110998Abstract: A magnetic sensor includes: a sensor head having a magnetic material; a drive unit configured to energize the sensor head; a pickup coil close to the sensor head; and an information processing unit configured to generate a bias magnetic field by energizing the pickup coil and detect a signal corresponding to an induced voltage generated in the pickup coil, in which the information processing unit generates a difference signal indicating a difference between a first signal corresponding to a first voltage generated in the pickup coil when the sensor head is in an energized state and a second signal corresponding to a second voltage generated in the pickup coil when the sensor head is in a non-energized state.Type: ApplicationFiled: December 21, 2021Publication date: April 4, 2024Inventors: Ippei AKITA, Michiharu YAMAMOTO, Hitoshi AOYAMA, Takeshi KAWANO
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Patent number: 9279272Abstract: An external handle device for a vehicle door is provided in which an operating handle comprising a handle main body that has formed therein a housing recess having a substantially U-shaped cross section and a handle cover that is secured to the handle main body so as to cover the housing recess is disposed so as to be operable on an outer face side of the vehicle door, and an electronic component unit formed by covering at least an electronic component with a jacket member is housed within the housing recess, wherein an extending portion is provided integrally with the jacket member, which is formed from a resilient material, the extending portion being sandwiched between abutting parts of the handle main body and the handle cover. Such configuration prevents rubbing occurring between abutting parts of the handle main body and the handle cover while eliminating necessity for an adhesive.Type: GrantFiled: June 28, 2012Date of Patent: March 8, 2016Assignee: Kabushiki Kaisha Honda LockInventors: Yuichiro Noda, Hitoshi Kawano, Keita Yoshii
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Patent number: 9273838Abstract: A light-emitting module may be configured to have improved light emission efficiency and light distribution characteristics. A light-emitting module may include a substrate having a front surface side as a component mounting surface and a rear surface side as a flat heat dissipating surface, a plurality of light-emitting elements arranged in a manner protruding at a central portion of the component mounting surface of the substrate. The light-emitting elements may radiate light at least in an upper surface direction and in a direction along the component mounting surface. The module may further include one or more lighting circuit components 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 on the component mounting surface of the substrate, and a connector for power supply connection.Type: GrantFiled: August 16, 2012Date of Patent: March 1, 2016Assignees: Toshiba Lighting & Technology Corporation, Kabushiki Kaisha ToshibaInventors: Toshiya Tanaka, Akiko Saito, Hitoshi Kawano
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Patent number: 9006974Abstract: A switching power supply apparatus according to an embodiment includes a switching element, an inductor, a drive circuit, a mounting substrate, and an insulating substrate. The switching element is connected between a power supply and a lighting load. The inductor is connected in series to the switching element. The drive circuit controls the switching element, converts a voltage supplied from the power supply, and is mounted on the mounting substrate. The insulating substrate is thermally connected to the switching element, and has thermal conductivity higher than the mounting substrate.Type: GrantFiled: September 10, 2012Date of Patent: April 14, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Noriyuki Kitamura, Yuji Takahashi, Hitoshi Kawano, Masatoshi Kumagai, Yosuke Saito
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Patent number: 8952627Abstract: 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: GrantFiled: December 20, 2011Date of Patent: February 10, 2015Assignee: Toshiba Lighting & Technology CorporationInventors: Sayaka Tomiyama, Masahiko Kamata, Toshihiko Sasai, Hitoshi Kawano, Naoko Iwai, Masatoshi Kumagai, Toru Ishikita, Hiromichi Nakajima
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Patent number: 8899795Abstract: 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: GrantFiled: February 19, 2010Date of Patent: December 2, 2014Assignees: Toshiba Lighting & Technology Corporation, Kabushiki Kaisha ToshibaInventors: Toshiya Tanaka, Keiichi Shimizu, Takumi Suwa, Makoto Sakai, Kozo Ogawa, Sigeru Osawa, Takeshi Hisayasu, Hitoshi Kawano
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Patent number: 8878439Abstract: According to one embodiment, a lighting control system includes a plurality of luminaire, a sensor device, a luminance sensor, and a lighting control unit. The luminaires are set in a lighting space. The sensor device detects presence of a person in the lighting space. The luminance sensor detects indirect luminance in a predetermined position in the lighting space by the luminaire. The lighting control unit subjects the luminaire to lighting control such that the indirect luminance detected by the luminance sensor does not fall below a predetermined value in a position where the sensor device detects presence of the person.Type: GrantFiled: November 29, 2012Date of Patent: November 4, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Yoko Noguchi, Tomoko Ishiwata, Makoto Kawagoe, Takayuki Ono, Kenji Takahashi, Hidenori Nishigaki, Junko Takahashi, Shigehisa Kawatsuru, Hitoshi Kawano, Fumie Iwata
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Publication number: 20140300277Abstract: Plural luminaires are installed in a lighting space surrounded by a wall part. A sensor equipment detects existence or nonexistence of a person in the lighting space. If existence of a person in the lighting space is detected, the sensor equipment detects a direction of the person. The sensor equipment detects a distance between the wall part positioned in front of the direction of the person and the person. A lighting control unit selectively switches between a first control for performing lighting control of the luminaires to illuminate the wall part positioned in front of the direction of the person if the detected distance is a specified distance or less, and a second control for performing lighting control of the luminaires to reduce brightness at a place as the place becomes farther from a position of the person if the detected distance is larger than the specified distance.Type: ApplicationFiled: April 1, 2014Publication date: October 9, 2014Applicant: TOSHIBA LIGHTING AND TECHNOLOGY CORPORATIONInventors: Takayuki ONO, Tomoko ISHIWATA, Yoko NOGUCHI, Makoto KAWAGOE, Kenji TAKAHASHI, Hidenori NISHIGAKI, Junko TAKAHASHI, Shigehisa KAWATSURU, Hitoshi KAWANO, Fumie IWATA, Katsusuke UCHINO
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Patent number: 8823278Abstract: 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: GrantFiled: August 26, 2011Date of Patent: September 2, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Naoko Iwai, Toshihiko Sasai, Masahiko Kamata, Hiroshi Terasaka, Toru Ishikita, Hitoshi Kawano, Masatoshi Kumagai
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Publication number: 20140203574Abstract: An external handle device for a vehicle door is provided in which an operating handle comprising a handle main body that has formed therein a housing recess having a substantially U-shaped cross section and a handle cover that is secured to the handle main body so as to cover the housing recess is disposed so as to be operable on an outer face side of the vehicle door, and an electronic component unit formed by covering at least an electronic component with a jacket member is housed within the housing recess, wherein an extending portion is provided integrally with the jacket member, which is formed from a resilient material, the extending portion being sandwiched between abutting parts of the handle main body and the handle cover. Such configuration prevents rubbing occurring between abutting parts of the handle main body and the handle cover while eliminating necessity for an adhesive.Type: ApplicationFiled: June 28, 2012Publication date: July 24, 2014Applicant: KABUSHIKI KAISHA HONDA LOCKInventors: Yuichiro Noda, Hitoshi Kawano, Keita Yoshii
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Publication number: 20140191658Abstract: 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: March 13, 2014Publication date: July 10, 2014Applicant: Toshiba Lighting & Technology CorporationInventors: Makoto SAKAI, Toshiya TANAKA, Keiichi SHIMIZU, Hitoshi KAWANO
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Publication number: 20140167645Abstract: A lighting apparatus (L) includes: a light source section that includes two or more kinds of plural LEDs having different emission colors as light sources; a storage section that stores light color characteristic information that indicates the relation between a light color of an illumination light that is generable by the light source section and an output of each LED; a transmission section through which a light color control command for designating the light color of the illumination light is input; and a control section that converts the light color control command into output information of each LED on the basis of the light color characteristic information, and controls an output level of each LED on the basis of the output information.Type: ApplicationFiled: August 30, 2013Publication date: June 19, 2014Applicant: TOSHIBA LIGHTING & TECHNOLOGY CORPORATIONInventors: Junko Takahashi, Kenji Takahashi, Hitoshi Kawano, Shinichi Kumashiro, Hisashi Yamamoto
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Patent number: 8746919Abstract: According to one embodiment, a luminaire is provided which can enhance the feeling of brightness of a space and can reduce glare. The luminaire includes an equipment mounted on a ceiling surface. The equipment includes a light source and a light control unit. When an amount of light emitted outside from the equipment is an equipment luminous flux, and a direction right under the equipment has a luminous intensity distribution angle of 0°, the light control unit controls to cause a luminous flux falling within a range of a luminous intensity distribution angle of 90° to 120° to be 20% or more of the equipment luminous flux and to cause a luminous flux falling within a range of a luminous intensity distribution angle of 60° to 90° to be 20% or less of the equipment luminous flux.Type: GrantFiled: June 22, 2012Date of Patent: June 10, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Yoko Noguchi, Tomoko Ishiwata, Kazunori Yashiro, Masaru Inoue, Makoto Kawagoe, Fumie Iwata, Hitoshi Kawano, Shigehisa Kawatsuru
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Patent number: 8721125Abstract: 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: GrantFiled: May 27, 2010Date of Patent: May 13, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Makoto Sakai, Toshiya Tanaka, Keiichi Shimizu, Hitoshi Kawano
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Patent number: 8710746Abstract: In the lighting control device according to the exemplary embodiment, the detection section detects the presence or absence of a person in a lighting area and a movement speed of a person, based on an image data of the lighting area that is lighted by a light source of a plurality of lighting apparatuses and is acquired from an imaging device. A decision section decides whether each of division areas is a stay area or a non-stay area based on the movement speed of a person detected by the detection section. A lighting control section performs different lighting controls on the lighting apparatus of the division area decided as the stay area by the decision section and the lighting apparatus of the division area decided as the non-stay area.Type: GrantFiled: September 10, 2012Date of Patent: April 29, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Toshiaki Takahashi, Yasushi Morimoto, Kenji Takahashi, Yukio Ishida, Hitoshi Kawano, Shinichi Kumashiro, Sayaka Kikuta
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Patent number: 8686663Abstract: A lighting system according to embodiments includes a first light source, a second light source, a first lighting circuit, a second lighting circuit, a signal input unit, and a control circuit. The first light source has a predetermined color temperature. The second light source has a color temperature which is different from that of the first light source. The first lighting circuit lights the first light source. The second lighting circuit lights the second light source. The signal input unit receives an external signal. The control circuit includes a first light source lighting control cycle which performs a predetermined lighting control of the first light source, and a second light source lighting control cycle which performs a predetermined lighting control of the second light source, controls the first and second lighting circuits so as to start the lighting control.Type: GrantFiled: August 30, 2012Date of Patent: April 1, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Toru Ishikita, Naoko Iwai, Makoto Kono, Hiroya Kan, Takao Kowada, Kiyoteru Kosa, Hitoshi Kawano, Yosuke Saito
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Patent number: 8686647Abstract: Plural luminaires are installed in a lighting space surrounded by a wall part. A sensor equipment detects existence or nonexistence of a person in the lighting space. If existence of a person in the lighting space is detected, the sensor equipment detects a direction of the person. The sensor equipment detects a distance between the wall part positioned in front of the direction of the person and the person. A lighting control unit selectively switches between a first control for performing lighting control of the luminaires to illuminate the wall part positioned in front of the direction of the person if the detected distance is a specified distance or less, and a second control for performing lighting control of the luminaires to reduce brightness at a place as the place becomes farther from a position of the person if the detected distance is larger than the specified distance.Type: GrantFiled: October 25, 2012Date of Patent: April 1, 2014Assignee: Toshiba Lighting & Technology CorporationInventors: Takayuki Ono, Tomoko Ishiwata, Yoko Noguchi, Makoto Kawagoe, Kenji Takahashi, Hidenori Nishigaki, Junko Takahashi, Shigehisa Kawatsuru, Hitoshi Kawano, Fumie Iwata, Katsusuke Uchino
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Patent number: 8664857Abstract: A lighting device may include a substrate attached to one edge side of a radiator and a cover may be attached to cover the substrate. Heat-radiating fins may be provided on the other edge side of the radiator and an air-cooling unit may be rotatably provided inside the heat-radiating fins, thereby enabling freely rotation. In one or more examples, 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 air flow 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: GrantFiled: August 27, 2012Date of Patent: March 4, 2014Assignee: 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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Publication number: 20140055040Abstract: A lighting control system according to the embodiment includes a plurality of lighting fixtures, a lighting control unit, and an access point. The plurality of lighting fixtures are arranged in a lighting area. The lighting control unit is configured so as to control the lighting fixture. The access point transmits a layout chart of a different lighting area depending on an installation position of the access point.Type: ApplicationFiled: March 13, 2013Publication date: February 27, 2014Applicant: Toshiba Lighting & Technology CorporationInventors: Hidenori Nishigaki, Kenji Takahashi, Junko Takahashi, Hitoshi Kawano, Shinichi Kumashiro
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Publication number: 20140042914Abstract: According to one embodiment, a lighting control unit turns on luminaires corresponding to a presence area among four detection areas adjacent to one another in a predetermined direction and a crossing direction. If there is one presence area among the four detection areas, the lighting control unit relatively reduces the brightness of the luminaires corresponding to remaining three absence areas. If there are two presence areas among the four detection areas, the lighting control unit relatively reduces the brightness of the luminaires on a side adjacent to the presence areas among the luminaires corresponding to the remaining two absence areas and turns off the remaining other luminaires. If there are three presence areas among the four detection areas, the lighting control unit turns off the luminaires corresponding to the remaining one absence area.Type: ApplicationFiled: October 30, 2012Publication date: February 13, 2014Applicant: Toshiba Lighting & Technology CorporationInventors: Yoko NOGUCHI, Tomoko ISHIWATA, Makoto KAWAGOE, Takayuki ONO, Kenji TAKAHASHI, Hidenori NISHIGAKI, Junko TAKAHASHI, Fumie IWATA, Shigehisa KAWATSURU, Hitoshi KAWANO, Katsusuke UCHINO