Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5758201 | Camera having line of sight detecting device | Toshimi Watanabe, Isao Kishikawa, Yosuke Kusaka, Shigemasa Sato, Masao Owashi +3 more | 1998-05-26 |
| 5745814 | Camera lens shutter unit having a structure which reduces the shutter unit thickness | Hideki Kanbayashi, Masanori Hasuda | 1998-04-28 |
| 5640610 | Camera with a line-of-sight detecting device | Shigemasa Sato, Toshimi Watanabe | 1997-06-17 |
| 5537181 | Camera with an eye-gaze position detecting device | Masao Owashi, Shigemasa Sato, Toshimi Watanabe | 1996-07-16 |