Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7763137 | Pressure shell, high-pressure tank provided with the pressure shell, manufacturing method of the high-pressure tank and manufacturing apparatus of the high-pressure tank | Toshiaki Ohta, Hiromichi Onikura | 2010-07-27 |