Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379072 | Hydrogen gas inventory acquisition method, hydrogen gas inventory acquisition device, hydrogen gas inventory acquisition system, and hydrogen gas inventory management system | Shigeru Asai, Tadashi SEIKE, Nanako OBATA, Takayuki Itabashi, Seiji Maeda | 2025-08-05 |
| 12358791 | Hydrogen production apparatus and hydrogen production method | Tadashi SEIKE | 2025-07-15 |
| 12044422 | Refrigeration cycle system | Shinya Matsuoka | 2024-07-23 |
| 11982454 | Refrigerant leakage notifying device and refrigeration cycle system including refrigerant leakage notifying device | Shinya Matsuoka | 2024-05-14 |
| 11692725 | Air-conditioning system with refrigerant leak detection and countermeasures | Hiroki Sasayama | 2023-07-04 |
| 7276311 | Fuel cell having temperature adjustment means for reaction gas | Takashi Yasuo, Akira Hamada, Hirokazu Izaki, Kunihiro Nakato, Yasuo Miyake | 2007-10-02 |
| 6317045 | Reproducing device | — | 2001-11-13 |