Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228315 | Heat pump | Norihiro Okuda, Hideshi Okada, Sachie TSUJIKAWA, Terunori Aikawa | 2025-02-18 |
| 11215370 | Heat pump | Hideshi Okada, Norihiro Okuda | 2022-01-04 |
| 10527327 | Heat pump | Hideshi Okada, Hirotoshi Kihara, Sadanori Yasuda, Keisuke Ota | 2020-01-07 |
| 10495325 | Heat pump | Hideshi Okada, Norihiro Okuda | 2019-12-03 |