Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953636 | Press separator for fuel cell made of stainless steel press formed in contiguous corrugations | Makoto Tsuji, Masao Utsunomiya | 2005-10-11 |
| 6884363 | Method of surface treatment for stainless steel product for fuel cell | Makoto Tsuji, Masao Utsunomiya | 2005-04-26 |
| 6861172 | Current-collecting structure in fuel cell system | Masao Utsunomiya, Makoto Tsuji | 2005-03-01 |
| 6858339 | Separator for fuel cell and fuel cell | Masao Utsunomiya, Makoto Tsuji | 2005-02-22 |
| 6840303 | Process for continuously casting light alloy and apparatus for continuously casting light alloy | Nobuhiro Saito, Takeyoshi Nakamura, Takashi Idegomori, Kiyonobu Mizoue, Yoshiyuki Fujikawa | 2005-01-11 |