Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7900934 | Carbon dioxide gas sealing enclosed device | — | 2011-03-08 |
| 7900935 | Sealing device | — | 2011-03-08 |
| 7473382 | Seal molding material for cell electrolytic solution | Chiyota Ogata, Hideto Nameki, Hisayuki Nagaoka, Kuniyoshi Kawasaki | 2009-01-06 |