Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628267 | Oscillation suppression device and ship provided with the same | Katsuya Umemura, Hiroshi Takeuchi | 1997-05-13 |
| 5626751 | Filter unit and high-pressure sizing apparatus | Hiroshi Kikuchi, Hitoshi Yamauchi, Kiyoto Yachi, Hiroshi Honda, Norio Suzuki +1 more | 1997-05-06 |