Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385602 | Hydrogen power system | Hiroya Nagata, Ryosuke Yamamoto, Tomohiro Nakano | 2025-08-12 |
| 12055092 | Hydrogen supply device and hydrogen engine vehicle | Ryosuke Yamamoto, Tomohiro Nakano, Hiroya Nagata | 2024-08-06 |
| 5596067 | Free fall polymerization process for the production of polycarbonates | Kyosuke Komiya, Hiroshige Okamoto | 1997-01-21 |
| 5589564 | Wire-wetting fall polymonization process for the production of polycarbonates | Kyosuke Komiya, Hiroshige Okamoto | 1996-12-31 |