Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365008 | Densified edge seals for fuel cell components | Richard J. Roethlein, Richard D. Breault | 1982-12-21 |
| 4269642 | Method of forming densified edge seals for fuel cell components | Richard J. Roethlein, Richard D. Breault | 1981-05-26 |