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Takahiro Igarashi patents

Recent patents with Takahiro Igarashi listed as an inventor - additional entries may be under other spellings.


Takahiro Igarashi - Related organizations: Sony Corporation patents, Dexerials Corporation patents

Radiation detector, method of manufacturing radiation detector, imaging unit, and imaging and display system

06/09/16 - 20160163754 - There is provided a radiation detector including: a plurality of photoelectric conversion devices, each photoelectric conversion device formed at least partially within an embedding layer and having a light receiving surface situated at least partially outside of the embedding layer, and a plurality of scintillator crystals, at least a first
Inventors: Takahiro Igarashi, Izuho Hatada, Takeshi Kodama, Kiwamu Adachi, Shuichi Oka, Shun Mitarai, Hiizu Ootoril, Shusaku Yanagawa, Katsuji Matsumoto

Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device

04/07/16 - 20160096990 - A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The
Inventors: Hiraku Akiho, Tsuneo Kusunoki, Takahiro Igarashi, Takamasa Izawa

Green-emitting phosphor particles, method for manufacturing green-emitting phosphor particles, color conversion sheet, light-emitting device, and image display device assembly

03/03/16 - 20160061418 - A method for manufacturing green-emitting phosphor particles including the steps of producing a powder containing europium and strontium from a solution containing a europium compound and a strontium compound, mixing the resulting powder and a powdered gallium compound, and performing firing.
Inventors: Takamasa Izawa, Tsuneo Kusunoki, Takahiro Igarashi

Light emitting element, light source apparatus, and projector

10/01/15 - 20150276177 - A light emitting element includes a base material having a rough surface and a phosphor layer which is directly or indirectly formed on the rough surface of the base material and includes a plurality of phosphor particles which are bonded to each other by a binder.
Inventors: Yuki Maeda, Takahiro Igarashi, Yutaka Imai

Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device

07/03/14 - 20140183411 - A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The
Inventors: Inventors: Mitsuhiro Kawanishi, Takahiro Igarashi, Shinichi OguchiMitsuhiro Kawanishi, Takahiro Igarashi, Shinichi Oguchi, Hiraku Akiho, Tsuneo Kusunoki, Takahiro Igarashi, Takamasa Izawa

Radiation detector and method of manufacturing the same

01/16/14 - 20140015082 - A radiation detector includes a sensor substrate and a scintillator layer. The sensor substrate is configured to be capable of performing photoelectric conversion. The scintillator layer includes a first area and a second area, the first area including an activator, the second area including the activator with a concentration lower
Inventors: Mitsuhiro Kawanishi, Ikumi Kusayama, Takahiro Igarashi

Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device

12/27/12 - 20120326086 - A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The
Inventors: Hiraku Akiho, Tsuneo Kusunoki, Takahiro Igarashi, Takamasa Izawa

Radiation imaging device and method of manufacturing the same

09/13/12 - 20120228509 - A radiation imaging device includes: a sensor substrate having a pixel portion including a photoelectric conversion element; a scintillator layer provided on the pixel portion of the sensor substrate; and a sealing layer with which at least a part of the scintillator layer is sealed, in which the sealing layer
Inventors: Ikumi Kusayama, Nobuyuki Yokosawa, Mitsuhiro Kawanishi, Takahiro Igarashi

Radiation detecting element, method of producing same, radiation detecting module, and radiation image diagnostic apparatus

05/03/12 - 20120104266 - A method of producing a radiation detecting element with an improved resolution property, a radiation detecting element, a radiation detecting module, and a radiation image diagnostic apparatus are provided. The radiation detecting element includes a scintillator layer on a substrate. The scintillator layer includes a plurality of columnar crystals having
Inventors: Nobuyuki Yokosawa, Mitsuhiro Kawanishi, Takahiro Igarashi, Ikumi Kusayama

Green-emitting phosphor particles, method for manufacturing green-emitting phosphor particles, color conversion sheet, light-emitting device, and image display device assembly

11/10/11 - 20110273864 - A method for manufacturing green-emitting phosphor particles including the steps of producing a powder containing europium and strontium from a solution containing a europium compound and a strontium compound, mixing the resulting powder and a powdered gallium compound, and performing firing.
Inventors: Takamasa Izawa, Tsuneo Kusunoki, Takahiro Igarashi

Red phosphor, method for producing red phosphor, white light source, illuminating device, and liquid crystal display device

07/21/11 - 20110176084 - A compound is provided containing silicon, aluminum, strontium, europium, nitrogen, and oxygen is used that enables a red phosphor having strong luminous intensity and high luminance to be obtained, and that enables the color gamut of a white LED to be increased with the use of the red phosphor. The
Inventors: Hiraku Akiho, Tsuneo Kusunoki, Takahiro Igarashi, Takamasa Izawa

Luminescent composition, light source device, and display device

12/09/10 - 20100308711 - The present invention is to provide a luminescent composition, a light source device, and a display device each having a phosphor for which both avoidance of the shift of the luminescence wavelength band toward the shorter wavelength side and suppression of color unevenness are achieved. A configuration is provided in
Inventors: Takashi Tamura, Tomokazu Hino, Tsuneo Kusunoki, Takahiro Igarashi

Fluorescent lamp, light source apparatus and display apparatus

06/10/10 - 20100142184 - In a fluorescent lamp, an initial chromaticity change can be suppressed. An atmosphere in contact with a blue light-emission phosphor forming a phosphor particle layer 3 that contains argon (Ar) and neon (Ne) shown by the following equation A/(A+N)≧0.04, wherein A represents a mole fraction of argon and N represents
Inventors: Takahiro Igarashi, Tsuneo Kusunoki

Lighting device and display device having the same

04/08/10 - 20100085727 - Disclosed herein is a lighting device including a blue light-emitting element adapted to emit a blue light beam; and a green phosphor layer which is disposed apart from the blue light-emitting element and can function as a light diffusion layer, the green phosphor layer including a green phosphor adapted to
Inventors: Takahiro Igarashi, Takamasa Izawa, Tsuneo Kusunoki

Phosphor and method for manufacturing the same, and light-emitting device and display device using phosphor

11/26/09 - 20090289546 - A phosphor includes (Sr1−x, Bax)3SiO5 with 1>x≧0.1 as a base material and europium (Eu) as an activator. The emission center wavelength of the phosphor is controlled to be 600 nm or more on the basis of the composition ratio of Sr, Ba, and Eu.
Inventors: Takahiro Igarashi, Tsuneo Kusunoki

Illuminating device having fluorescent lamp, display apparatus including the same, and light-diffusing film

05/21/09 - 20090129055 - An illuminating device includes a fluorescent lamp including a blue phosphor and a red phosphor applied on an inner surface, the fluorescent lamp emitting blue light and red light from the blue phosphor and the red phosphor, respectively; and a green phosphor layer disposed outside the fluorescent lamp, the green
Inventors: Kazuhiko Morizawa, Sung-kil Lee, Takahiro Igarashi, Tsuneo Kusunoki

Color liquid crystal display device assembly

05/07/09 - 20090115713 - A color liquid crystal display device assembly includes a color liquid crystal display device in which pixels each including at least a first subpixel, a second subpixel, and a third subpixel are arranged in a two-dimensional matrix, and a planar light source device which has light sources emitting first primary
Inventors: Koichiro Kakinuma, Shuichi Haga, Tsuneo Kusunoki, Takahiro Igarashi, Masaaki Kawamata


### Takahiro Igarashi patent invention listings

The bibliographic references displayed about Takahiro Igarashi's patents are for a recent sample of Takahiro Igarashi's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Takahiro Igarashi filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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