Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338320 | Flat plate-like ribbed porous carbon material and manufacturing method therefor | Hiroyuki Fukuda, Hikonori Abe | 1994-08-16 |
| 5236687 | Flat plate-like ribbed porous carbon material | Hiroyuki Fukuda, Hikonori Abe | 1993-08-17 |
| 4818640 | Carbonaceous composite product produced by joining carbonaceous materials together by tetrafluoroethylene resin, and process for producing the same | Hiroyuki Fukuda, Masatomo Shigeta, Kiyomi Ohuchi, Hisatsugu Kaji, Kuniyuki Saitoh | 1989-04-04 |
| 4814307 | Process for producing an electrode substrate which is uniform in physical properties | Masayosi Sibuya | 1989-03-21 |
| 4759989 | Electrode substrate for fuel cell | Hikonori Abe | 1988-07-26 |
| 4455206 | Shaped article of collagen and process for preparing same | Yoshikazu Kokubu | 1984-06-19 |
| 4378017 | Composite material of de-N-acetylated chitin and fibrous collagen | Junichi Kosugi, Tadaaki Kato | 1983-03-29 |
| 4264422 | Method for producing shaped articles by electrodepositional shaping from fibrous substance having electrophoretic property and apparatus for same | Tohshichi Kitago, Masakazu Takaiwa, Naohiro Murayama | 1981-04-28 |
| 4199554 | Method of and apparatus for removing nitrogen oxides from the gases containing nitrogen oxides | Tadashi Araki, Hatsuo Seito, Ritaro Saito, Koji Seguchi | 1980-04-22 |