Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8198394 | Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells | Atsushi Watakabe, Susumu Saito, Katsuya Ueno | 2012-06-12 |
| 7557178 | Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells | Atsushi Watakabe, Susumu Saito, Katsuya Ueno | 2009-07-07 |
| 6203912 | Electronic article having fluoropolymer thin film | Atsushi Watakabe, Masayuki Tamura, Haruhisa Miyake | 2001-03-20 |