Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9316359 | Tank and manufacturing method thereof | Riki Otsuka, Hirokazu Otsubo, Motohiro Mizuno, Takenori Aiyama, Nobuyuki Ogami | 2016-04-19 |
| 7923169 | Self-sealing fuel cell separator | — | 2011-04-12 |
| 7910037 | Fuel cell manufacturing method and system | Yuichi Itoh, Nobuhira Abe | 2011-03-22 |
| 7067528 | 1, 2-dihydro-2-oxo-1, 8-naphthyridine derivative | Masami Muraoka, Hitoshi Ban | 2006-06-27 |
| 6301021 | Multi-beam optical apparatus and image forming apparatus having the same | — | 2001-10-09 |
| 5943532 | Image forming apparatus | — | 1999-08-24 |