Osamu Watanabe

Follow

Person

Kamakura, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Display device
- Patent number 3,974,497
- Issue date Aug 10, 1976
- Mitsubishi Denki Kabushiki Kaisha
- Kiyoto Ohkawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Character display apparatus for providing a viewing frame for a dat...
- Patent number 3,974,494
- Issue date Aug 10, 1976
- Mitsubishi Denki Kabushiki Kaisha
- Eizo Yamazaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS