Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8567792 | Gas seal structure | Kaoru Nomichi, Seiji Ishii, Makoto Ninomiya, Yasuji Kanou, Masaki Kawahigashi +1 more | 2013-10-29 |
| 7195246 | Sealing material | Yasuji Kanou | 2007-03-27 |