Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11670780 | Fuel cell gas supply and diffusion layer, fuel cell separator and fuel cell stack | Mitsunori NASU, Masahiro Watanabe | 2023-06-06 |
| 6231171 | Method for inserting over-sized absorber into a case | Takashi Yamashita | 2001-05-15 |
| 4556815 | Piezoelectric device for detecting stoppage of a nozzle | Mosaburo Ohhashi | 1985-12-03 |