Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435773 | Floor surface blasting apparatus | Kiyoshi Uchida, Yoshikazu Miyachi, Tomoyoshi Ibe, Tsutomu Kurita, Kengo Hamanaka +3 more | 1995-07-25 |
| 5339573 | Floor surface blasting apparatus | Kiyoshi Uchida, Yoshikazu Miyachi, Tomoyoshi Ibe, Tsutomu Kurita, Kengo Hamanaka +3 more | 1994-08-23 |
| 5193405 | Underwater mobile type inspection system | Yukio Hukagawa, Kazuto Sawaragi, Kyoichi Aizawa, Kiyoshi Tachibana, Junji Nakayama +3 more | 1993-03-16 |