Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7088594 | Resonant converter and control method thereof | Takashi Sase, Akihiko Kanouda, Tetsuya Nagayama | 2006-08-08 |
| 5268776 | System for partially erasing thermally written liquid crystal element | Makoto Tachikawa, Noboru Azusawa, Kuniyuki Igari, Toru Ishikawa | 1993-12-07 |
| 4964719 | Control method of brightness of screen used for projection display and control apparatus of the same | Makoto Tachikawa, Osamu Suzuki, Kuniyuki Igari, Ichirou Katsuyama | 1990-10-23 |
| 4952034 | Liquid crystal projection display | Noboru Azusawa, Hisayoshi Shiraishi, Yoshiharu Nagae | 1990-08-28 |
| 4810064 | Liquid crystal projection display having laser intensity varied according to beam change-of-axis speed | Noboru Azusawa, Hisayoshi Shiraishi, Yoshiharu Nagae | 1989-03-07 |