Atsushi Yamanaka

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light emitting device and display apparatus and read apparatus usin...
- Patent number 7,510,300
- Issue date Mar 31, 2009
- Sharp Kabushiki Kaisha
- Kenichi Iwauchi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical device and head-mounted display using said optical device
- Patent number 6,304,303
- Issue date Oct 16, 2001
- Sharp Kabushiki Kaisha
- Atsushi Yamanaka
- G02 - OPTICS
Information Patent Grant
Optical device and head-mounted display using said optical device
- Patent number 6,094,242
- Issue date Jul 25, 2000
- Sharp Kabushiki Kaisha
- Atsushi Yamanaka
- G02 - OPTICS
Information Patent Grant
Optical device and HMD using said optical device
- Patent number 5,966,242
- Issue date Oct 12, 1999
- Sharp Kabushiki Kaisha
- Atsushi Yamanaka
- G02 - OPTICS
Information Patent Grant
Projector using a small-size optical system
- Patent number 5,853,240
- Issue date Dec 29, 1998
- Sharp Kabushiki Kaisha
- Seiichi Tanaka
- G02 - OPTICS
Information Patent Grant
Image display device having a pixel multiplying means
- Patent number 5,751,383
- Issue date May 12, 1998
- Sharp Kabushiki Kaisha
- Atsushi Yamanaka
- G02 - OPTICS
Information Patent Grant
Image display unit
- Patent number 5,598,297
- Issue date Jan 28, 1997
- Sharp Kabushiki Kaisha
- Atsushi Yamanaka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Display Device
- Publication number 20070268234
- Publication date Nov 22, 2007
- SHARP KABUSHIKI KAISHA
- Yasutaka Wakabayashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Light guide plate, lighting illuminating device using same, area li...
- Publication number 20060146573
- Publication date Jul 6, 2006
- Kenichi Iwauchi
- G02 - OPTICS
Information Patent Application
Light emitting device and display unit using the light emitting dev...
- Publication number 20050117190
- Publication date Jun 2, 2005
- Kenichi Iwauchi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS