Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634995 | Electronic circuitry utilizing an inerted Darlington amplifier output stage to be operable with a low supply voltage | Isao Nakagawa, Akihiro Yamamoto, Yoshinori Okada, Mitsuru Kudo | 1987-01-06 |
| 4519005 | Magnetic tape reproducing apparatus | Akira Shibata, Akihiro Yamamoto | 1985-05-21 |
| 4497004 | Picture reproducing apparatus in a helical scanning video tape recorder | Akira Shibata, Makoto Konosu, Teizo Tamura, Kuniaki Miura, Noboru Kojima +1 more | 1985-01-29 |
| 4451746 | Non-linear emphasis circuit | Kazuo Kondo | 1984-05-29 |
| 4321618 | Reproducing system for video tape recorders | Akira Shibata | 1982-03-23 |