Kazuyoshi Yamamoto

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Hyogo-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-gray level display apparatus and method of displaying an imag...
- Patent number 6,459,416
- Issue date Oct 1, 2002
- Kabushiki Kaisha Toshiba
- Itsuo Sasaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Multi-gray level display apparatus and method of displaying an imag...
- Patent number 6,020,869
- Issue date Feb 1, 2000
- Kabushiki Kaisha Toshiba
- Itsuo Sasaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS