Tatsuya Kato

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Matsumoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electro-optical device with transmissive and reflection display reg...
- Patent number 7,889,294
- Issue date Feb 15, 2011
- Seiko Epson Corporation
- Kimitaka Kamijo
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having misaligned reflectors
- Patent number 7,626,660
- Issue date Dec 1, 2009
- Seiko Epson Corporation
- Keiji Takizawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Electro-optical device with light shield made of small to larger wi...
- Patent number 7,446,832
- Issue date Nov 4, 2008
- Seiko Epson Corporation
- Tomoyuki Nakano
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Electro-optical device substrate, electro-optical device, and elect...
- Publication number 20060197895
- Publication date Sep 7, 2006
- Seiko Epson Corporation
- Kimitaka Kamijo
- G02 - OPTICS
Information Patent Application
Liquid crystal display device and electronic apparatus
- Publication number 20060044240
- Publication date Mar 2, 2006
- Keiji Takizawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Electro-optical device substrate, electro-optical device, and elect...
- Publication number 20060038938
- Publication date Feb 23, 2006
- Tomoyuki Nakano
- G02 - OPTICS