Yu Kojima

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Atsugi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Display device, and method of operation thereof
- Patent number 8,749,464
- Issue date Jun 10, 2014
- Semiconductor Energy Laboratory Co., Ltd.
- Yu Kojima
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device, and method of operation thereof
- Patent number 8,319,714
- Issue date Nov 27, 2012
- Semiconductor Energy Laboratory Co., Ltd.
- Yu Kojima
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device and driving method of the same, and electronic appar...
- Patent number 8,274,456
- Issue date Sep 25, 2012
- Semiconductor Energy Laboratory Co., Ltd.
- Masahiko Hayakawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device and driving method of the same, and electronic appar...
- Patent number 8,013,809
- Issue date Sep 6, 2011
- Semiconductor Energy Laboratory Co., Ltd.
- Masahiko Hayakawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DEVICE, AND METHOD OF OPERATION THEREOF
- Publication number 20130076775
- Publication date Mar 28, 2013
- Semiconductor Energy Laboratory Co., Ltd.
- Yu Kojima
- G02 - OPTICS
Information Patent Application
Display Device and Driving Method of the Same, and Electronic Appar...
- Publication number 20110279441
- Publication date Nov 17, 2011
- SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
- Masahiko Hayakawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display device, and method of operation thereof
- Publication number 20060158458
- Publication date Jul 20, 2006
- Semiconductor Energy Laboratory Co., Ltd.
- Yu Kojima
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display device and driving method of the same, and electronic appar...
- Publication number 20060139254
- Publication date Jun 29, 2006
- Masahiko Hayakawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS