Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442329 | Method of manufacturing separator for fuel cells | Katsunori Sugita | 2008-10-28 |
| 7199186 | Carbon-phenol resin molding compound | Isamu Ide, Masanobu Nishikawa, Hisato Higuchi, Katsunori Sugita | 2007-04-03 |
| 7033692 | Fuel cell separator | Kazuhiko Otawa, Katsunori Sugita | 2006-04-25 |
| 7029783 | Fuel cell separator and production method therefor | Kazuhiko Otawa, Katsunori Sugita | 2006-04-18 |
| 6815111 | Separator for a fuel cell and a method of producing the same | — | 2004-11-09 |
| 6660420 | Separator for a fuel cell and a method of producing the same | Katsunori Sugita, Terumasa Yamamoto, Masahito Kaji | 2003-12-09 |
| 6468685 | Separator for a fuel cell | — | 2002-10-22 |