Akihiro Iwatsu

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Matrix addressing method and circuitry and display device using the...
- Patent number 8,284,122
- Issue date Oct 9, 2012
- TPO Hong Kong Holding Limited
- Shuji Hagino
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Matrix addressing circuitry and liquid crystal display device using...
- Patent number 7,928,948
- Issue date Apr 19, 2011
- TPO Hong Kong Holdings Limited Corp.
- Shuji Hagino
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Matrix Addressing Method and Circuitry and Display Device Using the...
- Publication number 20090213042
- Publication date Aug 27, 2009
- TPO Hong Kong Holding Limited
- Shuji Hagino
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Active Matrix Liquid Crystal Display Device and Method of Driving t...
- Publication number 20090002355
- Publication date Jan 1, 2009
- TPO Hong Kong Holding Limited
- Akihiro Iwatsu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Matrix Addressing Circuitry and Liquid Crystal Display Device Using...
- Publication number 20070247478
- Publication date Oct 25, 2007
- TPO HONG KONG HOLDING LIMITED CORP.
- Shuji Hagino
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS