Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7553577 | Sealing structure of fuel cell and process for molding rubber packing | Yuzo Nakamura | 2009-06-30 |
| 7052797 | Sealing structure of fuel cell and process for molding rubber packing | Yuzo Nakamura | 2006-05-30 |
| 6451469 | Sealing structure of fuel cell and process for molding rubber packing | Yuzo Nakamura | 2002-09-17 |