Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5436639 | Information processing system | Toshifumi Arai, Hiroshi Shojima, Soshiro Kuzunuki, Masaki Miura, Toshimi Yokota +4 more | 1995-07-25 |
| 5272540 | Temperature compensating lens system for projection television | Koji Hirata, Hiroki Yoshikawa, Kiyoshi Wada, Masayuki Muranaka, Isao Yoshizaki +2 more | 1993-12-21 |
| 5200814 | Video projector with optical color balance | Koji Hirata, Hiroki Yoshikawa, Takahiko Yoshida, Masayuki Muranaka, Kiyoshi Wada +2 more | 1993-04-06 |
| 5103302 | Optical system for projection type image display device | Takahiko Yoshida, Hiroki Yoshikawa, Shigeru Mori, Koji Hirata, Isao Yoshizaki +1 more | 1992-04-07 |