Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193405 | Underwater mobile type inspection system | Takeo Oomichi, Yukio Hukagawa, Kazuto Sawaragi, Kyoichi Aizawa, Kiyoshi Tachibana +3 more | 1993-03-16 |
| 4735483 | Fiber scope | Takao Kuroiwa, Sunao Oshibe, Atsushi Utsumi, Toshiyuki Nakajima, Kohei Morisaki +3 more | 1988-04-05 |