Patents by Inventor Motonobu Yoshikawa
Motonobu Yoshikawa 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: 10633102Abstract: A screen device includes a screen, a plurality of first photoelectric conversion elements, a plurality of second photoelectric conversion elements, a flying object, a support member, and a controller. The plurality of first photoelectric conversion elements are on the screen and are arranged at an outermost periphery, in a frame shape, of an area in which photoelectric conversion elements are arranged. The plurality of second photoelectric conversion elements are on the screen and are arranged inside the area at the outermost periphery covered by the plurality of first photoelectric conversion elements. The flying object is configured to be powered by electric power generated by the plurality of second photoelectric conversion elements. The support member connects the screen with the flying object. The controller is configured to control the flying object based on an evaluation of the electric power generated by the plurality of first photoelectric conversion elements.Type: GrantFiled: May 18, 2016Date of Patent: April 28, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yusuke Adachi, Motonobu Yoshikawa, Masahiro Inata, Norikazu Katsuyama, Ryo Okumura, Fumio Muramatsu, Naoto Yumiki
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Publication number: 20180072428Abstract: A screen device in accordance with the present disclosure comprises: a screen that has a plurality of photoelectric conversion elements and receives image light from an image projection device; a power supply unit that supplies electric power generated by photoelectric conversion from the received image light by the plurality of photoelectric conversion elements; a flying object that supports the screen and flies on the electric power supplied from the power supply unit; and a flight controller that controls flight of the flying object. An image projection system in accordance with the present disclosure comprises: the screen device; and the image projection device that projects the image light onto the screen.Type: ApplicationFiled: May 18, 2016Publication date: March 15, 2018Inventors: YUSUKE ADACHI, MOTONOBU YOSHIKAWA, MASAHIRO INATA, NORIKAZU KATSUYAMA, RYO OKUMURA, FUMIO MURAMATSU, NAOTO YUMIKI
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Patent number: 9201187Abstract: A light-emitting device used in a liquid crystal display device is provided with a planar illuminator that focuses emitted light on a predetermined light focus point, and an optical deflector that two dimensionally deflects the light from the planar illuminator. The planar illuminator switches an emission direction of the light to enable alternate switching between a first light focus state in which the predetermined light focus point is the position of a right eye of a viewer and a second light focus state in which the predetermined light focus point is the position of a left eye of the viewer. The optical deflector can modulate each of the predetermined light focus point in the first light focus state and the predetermined light focus point in the second light focus state according to movement of the viewer.Type: GrantFiled: November 16, 2011Date of Patent: December 1, 2015Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Shinichi Shikii, Katsuhiko Hayashi, Motonobu Yoshikawa
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Patent number: 9052565Abstract: A light deflector capable of deflecting light in a predetermined deflection direction and modulating the angle of deflection of light includes a plurality of liquid crystal deflection elements arranged in the predetermined deflection direction. In at least one pair of adjacent liquid crystal deflection elements, the dimension of one of the liquid crystal deflection elements in the predetermined deflection direction is different from the dimension of the other liquid crystal deflection element in the predetermined deflection direction.Type: GrantFiled: November 16, 2011Date of Patent: June 9, 2015Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Shinichi Shikii, Katsuhiko Hayashi, Motonobu Yoshikawa
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Publication number: 20150022746Abstract: A backlight device and an image display apparatus which are capable of controlling the degree of diffusion of emitted light are provided. The backlight device according to the present disclosure includes: a light source; a light guide plate that causes surface emission of light emitted from the light source; a directivity control film that is provided on a light-emitting side of the light guide plate, and causes the light emitted from the light guide plate to have directivity; and a liquid crystal diffusion element that is switchable between a first state in which the light emitted from the directivity control film is transmitted as it is, and a second state in which the light emitted from the directivity control film is diffused.Type: ApplicationFiled: October 10, 2014Publication date: January 22, 2015Inventors: Kouki ICHIHASHI, Motonobu YOSHIKAWA, Masahiro KASANO
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Patent number: 8845119Abstract: A light emitting device (1) is configured to radiate light with an optical axis A at the center, and is provided with a light source (2), and a lens (3) that radially expands the light from light source (2). The light source (2) has a light emitting surface (21) extending in an X direction orthogonal to the optical axis A. The lens (3) is configured to have a greater refractive power in a Y direction orthogonal to the X direction than in the X direction. For example, the lens (3) has a light entrance surface (31) including an anamorphic curved surface with different curve forms between the X direction and the Y direction.Type: GrantFiled: January 21, 2011Date of Patent: September 30, 2014Assignee: Panasonic CorporationInventors: Tomoko Iiyama, Motonobu Yoshikawa, Daizaburo Matsuki
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Patent number: 8508689Abstract: A light-emitting device includes a light-emitting element 110; and a lens section 132 covering over the light-emitting element 110. The lens section 132 includes an entrance surface S1 on which light from the light-emitting element 110 is incident; an exit surface S2 from which the light incident on the entrance surface S1 is emitted; and an optical axis L extending so as to penetrate the entrance surface S1 and the exit surface S2. A concave section 132a is formed in an area of the exit surface S2, which contains the optical axis L, and two flat sections 132b are formed so as to face each other across the optical axis L. The exit surface S2 defines an upwardly-protruding curved surface formed between the two flat sections 132b, and the optical axis L is coincidence with a reference optical axis of the light-emitting element 110.Type: GrantFiled: June 22, 2009Date of Patent: August 13, 2013Assignee: Panasonic CorporationInventors: Takashi Kuwaharada, Tooru Aoyagi, Hiroshi Yamaguchi, Seiji Hamada, Motonobu Yoshikawa
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Publication number: 20130093663Abstract: A light deflector capable of deflecting light in a predetermined deflection direction and modulating the angle of deflection of light includes a plurality of liquid crystal deflection elements arranged in the predetermined deflection direction. In at least one pair of adjacent liquid crystal deflection elements, the dimension of one of the liquid crystal deflection elements in the predetermined deflection direction is different from the dimension of the other liquid crystal deflection element in the predetermined deflection direction.Type: ApplicationFiled: November 16, 2011Publication date: April 18, 2013Inventors: Shinichi Shikii, Katsuhiko Hayashi, Motonobu Yoshikawa
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Imaging device, display control device, display device, printing control device, and printing device
Patent number: 8390717Abstract: In an imaging device, a display control device, and a display device which are operable to conveniently display reduced images in accordance with a motion and an attitude at the time of shooting, a motion detection section detects the motion of the imaging device during continuous shooting. A recording section records reduced images of the shot images obtained by the imaging device, and motion information on the motion of the imaging device corresponding to the reduced images. An image extraction section extracts a plurality of the reduced images of the consecutively shooting from among the recorded reduced images. An image display control section causes a display section to display the extracted reduced images. An image display control section arranges the extracted reduced images in accordance with the motion information and causes the display section to display the extracted reduced images.Type: GrantFiled: February 10, 2011Date of Patent: March 5, 2013Assignee: Panasonic CorporationInventors: Motonobu Yoshikawa, Naoto Yumiki -
Publication number: 20120287037Abstract: A light-emitting device used in a liquid crystal display device is provided with a planar illuminator that focuses emitted light on a predetermined light focus point, and an optical deflector that two dimensionally deflects the light from the planar illuminator. The planar illuminator switches an emission direction of the light to enable alternate switching between a first light focus state in which the predetermined light focus point is the position of a right eye of a viewer and a second light focus state in which the predetermined light focus point is the position of a left eye of the viewer. The optical deflector can modulate each of the predetermined light focus point in the first light focus state and the predetermined light focus point in the second light focus state according to movement of the viewer.Type: ApplicationFiled: November 16, 2011Publication date: November 15, 2012Inventors: Shinichi Shikii, Katsuhiko Hayashi, Motonobu Yoshikawa
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Patent number: 8289477Abstract: A backlight apparatus is provided that enables a balance of brightness to be maintained over the entire area of a display screen and long life to be achieved. The surface of substrate 130 is opposite the rear surface of liquid crystal panel 110. LEDs 140 are placed on the surface of substrate 130. LED drive circuits 150 supply LEDs 140 with a current that causes LEDs 140 to emit light that illuminates liquid crystal panel 110. LED drive circuits 150 supply a lower current to LEDs 140 placed in an area having a higher ambient temperature within the surface area of substrate 130.Type: GrantFiled: December 19, 2011Date of Patent: October 16, 2012Assignee: Panasonic CorporationInventors: Takahiro Kobayashi, Motonobu Yoshikawa, Yuichi Nishikoji
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Patent number: 8259394Abstract: A diffusing plate is formed so as to have a surface having a larger surface roughness than a predetermined wavelength and having an aperiodic roughness shape. A plurality of fine concave/convex portions are formed on the surface so as to be arranged within a cycle equal to and smaller than a predetermined wavelength.Type: GrantFiled: April 15, 2011Date of Patent: September 4, 2012Assignee: Panasonic CorporationInventors: Kazuhiro Yamada, Takamasa Tamura, Motonobu Yoshikawa, Hiroshi Yamaguchi, Kazuhiko Ishimaru
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Patent number: 8184373Abstract: The present invention relates to a structure comprising: a resin pattern (A)3 formed on a base material 1 and having structure units of a predetermined shape; and a resin pattern (B)5 formed on a surface of the resin pattern (A)3 and having microscopic structure units, of a predetermined shape, arranged at a period shorter than or equal to a wavelength range of a using light, and to a method for producing the structure, comprising the steps of: (i) forming a resin layer 2 on the base material 1 and subjecting the resin layer 2 to an exposure-development process so as to form the resin pattern (A)3; and (ii) subjecting a surface of the resin pattern (A)3 to an exposure-development process so as to form the resin pattern (B)5, wherein the steps (i) and (ii) are sequential.Type: GrantFiled: May 9, 2005Date of Patent: May 22, 2012Assignee: Panasonic CorporationInventors: Yasuhiro Tanaka, Makoto Umetani, Hiroshi Yamaguchi, Motonobu Yoshikawa, Katsuhiko Hayashi
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Publication number: 20120087109Abstract: A backlight apparatus is provided that enables a balance of brightness to be maintained over the entire area of a display screen and long life to be achieved. The surface of substrate 130 is opposite the rear surface of liquid crystal panel 110. LEDs 140 are placed on the surface of substrate 130. LED drive circuits 150 supply LEDs 140 with a current that causes LEDs 140 to emit light that illuminates liquid crystal panel 110. LED drive circuits 150 supply a lower current to LEDs 140 placed in an area having a higher ambient temperature within the surface area of substrate 130.Type: ApplicationFiled: December 19, 2011Publication date: April 12, 2012Applicant: PANASONIC CORPORATIONInventors: Takahiro KOBAYASHI, Motonobu YOSHIKAWA, Yuichi NISHIKOJI
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Publication number: 20120057101Abstract: A light emitting device (1) is configured to radiate light with an optical axis A at the center, and is provided with a light source (2), and a lens (3) that radially expands the light from light source (2). The light source (2) has a light emitting surface (21) extending in an X direction orthogonal to the optical axis A. The lens (3) is configured to have a greater refractive power in a Y direction orthogonal to the X direction than in the X direction. For example, the lens (3) has a light entrance surface (31) including an anamorphic curved surface with different curve forms between the X direction and the Y direction.Type: ApplicationFiled: January 21, 2011Publication date: March 8, 2012Applicant: PANASONIC CORPORATIONInventors: Tomoko Iiyama, Motonobu Yoshikawa, Daizaburo Matsuki
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Publication number: 20110319659Abstract: A method for producing methionine includes a hydrolyzing step of hydrolyzing 5-(?-methylmercaptoethyl)hydantoin, and a crystallizing step of crystallizing with carbon dioxide introduced into a reaction solution after hydrolysis, to obtain methionine. In the crystallizing step, as carbon dioxide introduced into the hydrolysis reaction solution, carbon dioxide that is separated in a carbon dioxide separation section from a reformed gas formed by steam reforming reaction in a steam reformation section and carbon dioxide that is separated in an exhaust gas separation section from a combustion exhaust gas generated by pure oxygen combustion in a hydrocarbon heating furnace and a reformation reaction heating furnace are used.Type: ApplicationFiled: June 28, 2011Publication date: December 29, 2011Inventors: Motonobu YOSHIKAWA, Takehiro Nakasuji
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Patent number: 8081271Abstract: A backlight apparatus is provided that enables a balance of brightness to be maintained over the entire area of a display screen and long life to be achieved. The surface of substrate 130 is opposite the rear surface of liquid crystal panel 110. LEDs 140 are placed on the surface of substrate 130. LED drive circuits 150 supply LEDs 140 with a current that causes LEDs 140 to emit light that illuminates liquid crystal panel 110. LED drive circuits 150 supply a lower current to LEDs 140 placed in an area having a higher ambient temperature within the surface area of substrate 130.Type: GrantFiled: May 13, 2009Date of Patent: December 20, 2011Assignee: Panasonic CorporationInventors: Takahiro Kobayashi, Motonobu Yoshikawa, Yuichi Nishikoji
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Publication number: 20110299169Abstract: A diffusing plate has a surface including a plurality of fine concave/convex portions regularly arranged within a cycle equal to or smaller than a predetermined wavelength. The surface has a larger surface roughness than the predetermined wavelength. An average value for an angle between a normal vector of the tangent plane of a roughness shape of the surface and a normal vector of a reference plane of the surface is 5 degrees or more.Type: ApplicationFiled: August 15, 2011Publication date: December 8, 2011Applicant: Panasonic CorporationInventors: Kazuhiro YAMADA, Takamasa TAMURA, Motonobu YOSHIKAWA, Hiroshi YAMAGUCHI, Kazuhiko ISHIMARU
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Patent number: 8023190Abstract: A diffusing plate has a surface including a plurality of fine concave/convex portions regularly arranged within a cycle equal to or smaller than a predetermined wavelength. The surface has a larger surface roughness than the predetermined wavelength. An average value for an angle between a normal vector of the tangent plane of a roughness shape of the surface and a normal vector of a reference plane of the surface is 5 degrees or more.Type: GrantFiled: May 15, 2007Date of Patent: September 20, 2011Assignee: Panasonic CorporationInventors: Kazuhiro Yamada, Takamasa Tamura, Motonobu Yoshikawa, Hiroshi Yamaguchi, Kazuhiko Ishimaru
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Publication number: 20110188123Abstract: A diffusing plate is formed so as to have a surface having a larger surface roughness than a predetermined wavelength and having an aperiodic roughness shape. A plurality of fine concave/convex portions are formed on the surface so as to be arranged within a cycle equal to and smaller than a predetermined wavelength.Type: ApplicationFiled: April 15, 2011Publication date: August 4, 2011Applicant: PANASONIC CORPORATIONInventors: Kazuhiro YAMADA, Takamasa TAMURA, Motonobu YOSHIKAWA, Hiroshi YAMAGUCHI, Kazuhiko ISHIMARU