Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4386919 | Float for loading hoses | — | 1983-06-07 |
| 4323089 | Hose end construction | Tetsuji Saigusa | 1982-04-06 |
| 4220180 | Flexible pipe joint | Tomohiro Koga, Tetsuji Saigusa | 1980-09-02 |
| 4191217 | Reinforcing rubber hose | Tetsuji Saigusa, Yoshiyuki Nakajima, Tomohiro Koga | 1980-03-04 |