Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4413616 | Solar heat collector assembly | Toshiya Tonomura, Koichi Takeishi, Mitsuhiro Shimada | 1983-11-08 |
| 4409964 | Solar heat collector assembly | Mitsuhiro Shimada | 1983-10-18 |