Issued Patents All Time
Showing 201–209 of 209 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579789 | Carbonaceous fuel cell electrode substrate incorporating three-layer separator, and process for preparation thereof | Masatomo Shigeta, Hisatsugu Kaji, Kuniyuki Saitoh | 1986-04-01 |
| 4567086 | Carbonaceous, five-layer fuel cell electrode substrate with elongated holes for feeding reactant gases | Masatomo Shigeta, Hisatsugu Kaji, Kuniyuki Saitoh | 1986-01-28 |
| 4547418 | Ribbed substrate for fuel cell electrode | Masatomo Shigeta | 1985-10-15 |
| 4522895 | Multilayer fuel cell electrode substrate having elongated holes for feeding reactant gases | Masatomo Shigeta, Kuniyuki Saitoh, Hisatsugu Kaji | 1985-06-11 |
| 4506028 | Process for preparing a fuel cell electrode substrate comprising carbon fibers | Hisatsugu Kaji, Hiroto Fujimaki, Yoichiro Yamanobe, Masaru Hiruta, Sigeru Ohmi | 1985-03-19 |
| 4459342 | Ribbed substrate for fuel cell electrode | Masatomo Shigeta, Kuniyuki Saitoh | 1984-07-10 |
| 4434206 | Shaped articles of porous carbon fibers | Hisatsugu Kaji, Hiroto Fujimaki | 1984-02-28 |
| 4294795 | Stabilized electrocast zirconia refractories | Toshikatsu Haga, Hiroshi Shinoda, Hideharu Hayakawa | 1981-10-13 |
| 4288251 | Reinforced electrocast zirconia refractories | Toshikatsu Haga, Hiroshi Shinoda, Hideharu Hayakawa | 1981-09-08 |