Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5333029 | Camera capable of detecting eye-gaze | Shigeyuki Uchiyama, Tadao Takagi, Daisuke Saya, Yuji Katano, Toshimi Watanabe | 1994-07-26 |
| 5305046 | Multi-point distance measurement apparatus | — | 1994-04-19 |
| 5159376 | Automatic focus controlling apparatus | Daiki Tsukahara, Tadashi Otani, Masaru Muramatsu | 1992-10-27 |
| 5144358 | Automatic focusing camera | Hiroyuki Tsuru, Tadashi Otani | 1992-09-01 |
| 4908646 | Range measuring device for camera | Akira Katayama, Hiroshi Terunuma | 1990-03-13 |
| 4743788 | Input frequency control device for surface acoustic wave motor | Tadao Takagi, Kazuo Hakamada | 1988-05-10 |