Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815788 | Crystalline silicon thin film semiconductor device, crystalline silicon thin film photovoltaic device, and process for producing crystalline silicon thin film semiconductor device | Fumihito Oka, Shinichi Muramatsu | 2004-11-09 |
| 6777714 | Crystalline silicon semiconductor device and method for fabricating same | Shinichi Muramatsu, Fumihito Oka, Susumu Takahashi, Yoshiaki Yazawa | 2004-08-17 |