Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7501147 | Method of coating fuel cell separator with seal material | — | 2009-03-10 |
| 7226635 | Sealing material coating method for fuel cell-use separator | Tetsuo Ishii, Eiichiro Uematsu, Akihiro Ohsugi, Osamu Kakutani, Youichi Kamiyama | 2007-06-05 |