Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700467 | Amorphous silicon carbide film and photovoltaic device using the same | Masaki Shima | 1997-12-23 |
| 5648675 | Semiconductor device with heterojunction | Yasuki Harada | 1997-07-15 |
| 5549763 | Photovoltaic device | Keiichi Sano, Yoichiro Aya, Yasuki Harata | 1996-08-27 |