Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4505263 | Heat collector | Naoyoshi Nameda, Yooji Surisawa, Yasunobu Nakamoto | 1985-03-19 |
| 4449517 | Solar heat plant | Tatsuo Tani, Sinji Sawata, Tadayoshi Tanaka, Koichi Sakuta, Yasunobu Nakamoto +2 more | 1984-05-22 |