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 |
| 4981353 | Position locating apparatus for an underwater moving body | Shinichi Murakawa, Masahiro Fujiwara, Kiyoshi Tachibana, Kyoichi Yoshioka | 1991-01-01 |