Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6304289 | Submerged laser television and submerged laser visual recognizer | Hiroshi Sakai, Kenzi Hirose, Hirotoshi Igarashi, Eiji Satoh, Yoshiaki Takahashi +3 more | 2001-10-16 |
| 6115511 | Underwater laser imaging apparatus | Hiroshi Sakai, Kenzi Hirose, Hirotoshi Igarashi, Eiji Satoh, Toshinari Tanaka +4 more | 2000-09-05 |