Patents by Inventor Seiji Hayashimoto
Seiji Hayashimoto 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: 20230251523Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: ApplicationFiled: February 3, 2023Publication date: August 10, 2023Inventors: Kenji HATA, Yuji IWAI, Seiji HAYASHIMOTO, Yuji NAKAHATA
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Patent number: 11604381Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: GrantFiled: July 25, 2022Date of Patent: March 14, 2023Assignee: SATURN LICENSING LLCInventors: Kenji Hata, Yuji Iwai, Seiji Hayashimoto, Yuji Nakahata
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Publication number: 20220357617Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: ApplicationFiled: July 25, 2022Publication date: November 10, 2022Inventors: Kenji HATA, Yuji IWAI, Seiji HAYASHIMOTO, Yuji NAKAHATA
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Publication number: 20220313213Abstract: The present technology relates to a display device, a display method, and an ultrasonic diagnostic system capable of providing a realistic ultrasonic diagnostic result. An image corresponding to an image signal obtained from an output signal of an ultrasonic diagnostic device is displayed on a display panel. Moreover, the display panel is vibrated according to a sound vibration signal obtained from the output signal by an actuator disposed on a back surface side of the display panel, whereby sound that is audibly sensed and vibration that is tactilely sensed are output on the display panel. The present technology can be applied to, for example, the ultrasonic diagnostic system or the like that performs inspection using ultrasonic waves.Type: ApplicationFiled: June 19, 2020Publication date: October 6, 2022Inventors: TAKAHIRO MAKINO, SEIJI HAYASHIMOTO
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Patent number: 11428983Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: GrantFiled: October 15, 2021Date of Patent: August 30, 2022Assignee: SATURN LICENSING LLCInventors: Kenji Hata, Yuji Iwai, Seiji Hayashimoto, Yuji Nakahata
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Publication number: 20220179262Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: ApplicationFiled: October 15, 2021Publication date: June 9, 2022Applicant: Saturn Licensing LLCInventors: Kenji Hata, Yuji Iwai, Seiji Hayashimoto, Yuji Nakahata
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Publication number: 20210228185Abstract: An ultrasound diagnostic apparatus includes: a probe that receives an ultrasound signal reflected off an object; a processing unit that generates image information based on the ultrasound signal; and a liquid crystal display that displays the image information, wherein the liquid crystal display includes: a liquid crystal panel including a pair of substrates arranged in an opposing manner and a liquid crystal layer sandwiched between the pair of substrates; a pair of polarizing plates arranged on a light source side and a display surface side, respectively, of the panel and forming crossed Nicol prism; a first optical element in which a light-blocking layer and a light-transmitting layer are alternately and continuously arranged in a planar direction; and a second optical element having a surface scattering function arranged on the polarizing plate on the display surface side.Type: ApplicationFiled: August 26, 2019Publication date: July 29, 2021Applicant: Sony CorporationInventors: Kenji HATA, Seiji HAYASHIMOTO
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Publication number: 20180321555Abstract: An illuminating unit includes: a plurality of light sources; a light-guide plate including an end surface disposed to face the plurality of light sources, a first surface that outputs light which is based on incident light from the end surface, and a second surface that faces the first surface and includes a plurality of convex parts; and an optical sheet adhered to side of the second surface of the light-guide plate, with the plurality of convex parts being interposed therebetween. The plurality of convex parts include a plurality of first convex parts disposed in a first region inside the second surface, and one or plurality of second convex parts disposed in at least a portion of a second region on a periphery of the first region inside the second surface.Type: ApplicationFiled: September 14, 2016Publication date: November 8, 2018Applicant: Sony CorporationInventors: Kenji Hata, Yuji Iwai, Seiji Hayashimoto, Yuji Nakahata
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Publication number: 20170357112Abstract: A display unit of the present invention includes a display section (10) that outputs a first linearly-polarized light as image light, and a display switching section (20) that performs switching between an image display mode and an external light reflection mode. The display section (10) includes a first absorption-type polarization member (11) that allows the first linearly-polarized light to pass through and absorbs second linearly-polarized light. The display switching section (20) includes a reflection-type polarization member (21), a switchable transmission polarization axis member (22), and a second absorption-type polarization member (23). The reflection-type polarization member (21) allows the first linearly-polarized light to pass through and reflects the second linearly-polarized light.Type: ApplicationFiled: December 15, 2015Publication date: December 14, 2017Applicant: Sony CorporationInventors: Seiji Shibahara, Seiji Hayashimoto, Kotaro Shima, Kazuaki Kameshima
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Patent number: 7652730Abstract: A liquid crystal display device is disclosed. The device may include a case; and a square-shaped flat liquid crystal panel incorporated inside of the case. In the device, the case may include a square-frame-shaped rear wall abutting a rim portion of a rear surface located on a side opposite to a display surface of the liquid crystal panel, and a square-frame-shaped front wall abutting a rim portion of the display surface of the liquid crystal panel, and sandwiching the liquid crystal panel with the rear wall, a pair of positioning pieces may be provided to either the rear wall or the front wall for positioning of the liquid crystal panel with respect to the case by respectively coming in contact with side portions of the liquid crystal panel that are opposing each other, and the positioning pieces may each be formed to be elastically deformable along a plane direction of the liquid crystal panel.Type: GrantFiled: November 15, 2007Date of Patent: January 26, 2010Assignee: Sony CorporationInventor: Seiji Hayashimoto
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Patent number: 7649592Abstract: A backlight unit for use in a liquid crystal display device is disclosed. The backlight unit which may include a reflection plate; a plurality of fluorescent tubes; and a diffusion plate. The reflection plate may include a rectangular-shaped bottom plate section, four side plate sections respectively formed upright from four sides of the bottom plate section with a skew in the direction of moving away from the bottom plate section, and an edge plate section that protrudes from a tip end of each of the side plate sections toward outside thereof.Type: GrantFiled: October 3, 2007Date of Patent: January 19, 2010Assignee: Sony CorporationInventor: Seiji Hayashimoto
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Publication number: 20080143922Abstract: A liquid crystal display device is disclosed. The device may include a case; and a square-shaped flat liquid crystal panel incorporated inside of the case. In the device, the case may include a square-frame-shaped rear wall abutting a rim portion of a rear surface located on a side opposite to a display surface of the liquid crystal panel, and a square-frame-shaped front wall abutting a rim portion of the display surface of the liquid crystal panel, and sandwiching the liquid crystal panel with the rear wall, a pair of positioning pieces may be provided to either the rear wall or the front wall for positioning of the liquid crystal panel with respect to the case by respectively coming in contact with side portions of the liquid crystal panel that are opposing each other, and the positioning pieces may each be formed to be elastically deformable along a plane direction of the liquid crystal panel.Type: ApplicationFiled: November 15, 2007Publication date: June 19, 2008Applicant: Sony CorporationInventor: Seiji Hayashimoto
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Patent number: 7382343Abstract: Polarity patterns (polarity pattern signal POL) are stored in a ROM in a polarity pattern controlling portion. Then, the polarity pattern is changed according to applications of a liquid crystal display panel. Since the polarity pattern is stored in the ROM, the polarity pattern can be changed without modification of a hardware. Also, two sets of polarity patterns or more are stored in the ROM, and then any one polarity pattern can be output according to the application. In addition, the polarity pattern signal POL and image signals RGB are compared with each other, and then the polarity pattern which is to be read from the ROM is switched according to the result.Type: GrantFiled: September 24, 2003Date of Patent: June 3, 2008Assignee: Sharp Kabushiki KaishaInventors: Katsuyoshi Hiraki, Takae Ito, Toshiaki Suzuki, Seiji Hayashimoto, Masaki Miyahara, Toshimitsu Minemura, Koichi Katagawa, Satoshi Sekido, Yasutake Furukoshi
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Publication number: 20080123020Abstract: A backlight unit for use in a liquid crystal display device is disclosed. The backlight unit which may include a reflection plate; a plurality of fluorescent tubes; and a diffusion plate. The reflection plate may include a rectangular-shaped bottom plate section, four side plate sections respectively formed upright from four sides of the bottom plate section with a skew in the direction of moving away from the bottom plate section, and an edge plate section that protrudes from a tip end of each of the side plate sections toward outside thereof.Type: ApplicationFiled: October 3, 2007Publication date: May 29, 2008Applicant: Sony CorporationInventor: Seiji Hayashimoto
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Patent number: 7310122Abstract: A liquid crystal display apparatus includes a liquid crystal panel having front and rear surfaces, a printed circuit board for driving the liquid crystal panel, and an optical waveguide for illuminating the front surface of the liquid crystal panel, the optical waveguide including first and second planes, and a thick side and a thin side, wherein the second plane is inclined with respect to the first plane, wherein the liquid crystal panel is inclined with respect to the first plane of the optical waveguide, wherein the second plane of the optical waveguide faces the liquid crystal panel, wherein a space portion having a size based on the difference between the thickness of the thick side and the thin side is situated at the thin side of the optical waveguide, and wherein at least a portion of the printed circuit board is disposed in the space portion.Type: GrantFiled: March 28, 2006Date of Patent: December 18, 2007Assignee: Sharp Kabushiki KaishaInventors: Seiji Hayashimoto, Koshu Yonemura
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Patent number: 7236215Abstract: A liquid crystal display device has a framework which includes a first frame for supporting a liquid crystal panel, a second frame having an upper portion for covering a peripheral portion of the surface of the liquid crystal panel and a side extending substantially parallel to the side of the first frame, and third members being in the form of clips detachably attached to the side of the first frame. The second frame is fixed to the first frame via the third members. The liquid crystal display device also includes a mechanism for changing the angle of the display.Type: GrantFiled: May 29, 2001Date of Patent: June 26, 2007Assignee: Sharp Kabushiki KaishaInventors: Kazuhiro Okamoto, Shinpei Nagatani, Takayuki Eiraku, Hiroyoshi Takahashi, Seiji Hayashimoto
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Publication number: 20060176419Abstract: A liquid crystal display apparatus includes a liquid crystal panel having front and rear surfaces, a printed circuit board for driving the liquid crystal panel, and an optical waveguide for illuminating the front surface of the liquid crystal panel, the optical waveguide including first and second planes, and a thick side and a thin side, wherein the second plane is inclined with respect to the first plane, wherein the liquid crystal panel is inclined with respect to the first plane of the optical waveguide, wherein the second plane of the optical waveguide faces the liquid crystal panel, wherein a space portion having a size based on the difference between the thickness of the thick side and the thin side is situated at the thin side of the optical waveguide, and wherein at least a portion of the printed circuit board is disposed in the space portion.Type: ApplicationFiled: March 28, 2006Publication date: August 10, 2006Inventors: Seiji Hayashimoto, Koshu Yonemura
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Patent number: 7046317Abstract: A liquid crystal display apparatus includes a liquid crystal panel having front and rear surfaces, a printed circuit board for driving the liquid crystal panel, and an optical waveguide for illuminating the front surface of the liquid crystal panel, the optical waveguide including first and second planes, and a thick side and a thin side, wherein the second plane is inclined with respect to the first plane, wherein the liquid crystal panel is inclined with respect to the first plane of the optical waveguide, wherein the second plane of the optical waveguide faces the liquid crystal panel, wherein a space portion having a size based on the difference between the thickness of the thick side and the thin side is situated at the thin side of the optical waveguide, and wherein at least a portion of the printed circuit board is disposed in the space portion.Type: GrantFiled: March 31, 2004Date of Patent: May 16, 2006Assignee: Sharp Kabushiki KaishaInventors: Seiji Hayashimoto, Koshu Yonemura
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Patent number: 7015632Abstract: The present invention relates to a light source device including discharge tubes that emit light by discharging in a thin atmosphere, a method of producing the light source device, and a display apparatus in which the light source device is employed. This light source device includes discharge tubes and a heat conductive member that is brought into contact with the neighboring area of the electrodes of the discharge tubes so as to locally cool down the neighboring area of the electrodes. In the light source device, a low heat conductivity member having lower heat conductivity than the heat conductive member is interposed between the heat conductive member and the discharge tubes. With such a structure, the luminance in the entire light source device can be increased and made uniform, and the reliability of the light source device can be increased accordingly.Type: GrantFiled: March 28, 2002Date of Patent: March 21, 2006Assignees: Sharp Kabushiki Kaisha, Fujitsu Kasei LimitedInventors: Tetsuya Kobayashi, Keiji Hayashi, Koshu Yonemura, Fumiaki Yamada, Kazumasa Kaiwa, Hiroyoshi Takahashi, Toshihiro Suzuki, Takeshi Gotoh, Tetsuya Hamada, Mari Sugawara, Seiji Hayashimoto
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Patent number: D941815Type: GrantFiled: December 28, 2015Date of Patent: January 25, 2022Assignee: SONY CORPORATIONInventors: Kazuaki Kameshima, Seiji Hayashimoto, Yuji Nakahata, Kotaro Shima