Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6002381 | Plasma display with improved reactivation characteristic, driving method for plasma display, wave generating circuit with reduced memory capacity, and planar matrix type display using wave generating circuit | Shigetoshi Tomio, Yoshikazu Kanazawa, Tomokatsu Kishi, Tetsuya Sakamoto, Akira Yamamoto +3 more | 1999-12-14 |
| 5956014 | Brightness control and power control of display device | Keiichi Kaneko, Rikurou Tanahashi, Akira Yamamoto, Shigeki Kameyama, Masaya Tajima +2 more | 1999-09-21 |
| 5818419 | Display device and method for driving the same | Masaya Tajima, Toshio Ueda, Katsuhiro Ishida, Akira Yamamoto | 1998-10-06 |
| 5621623 | DC-DC converter using flyback voltage | Keiichi Kaneko, Shigeki Kameyama, Rikurou Tanahashi, Akira Yamamoto | 1997-04-15 |