Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424645 | Apparatus, system and method for generating nitrogen gas from fuel-cell exhaust gas | Katsumichi Tagami, Takeshi Kitazawa, Noboru Fujii | 2025-09-23 |
| 11978935 | Apparatus and system for generating nitrogen gas through dehumidifying and filtering fuel cell exhaust gas | Katsumichi Tagami, Takeshi Kitazawa, Noboru Fujii | 2024-05-07 |