Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370747 | Photovoltaic device | Hiroshi Iwata, Keiichi Sano | 1994-12-06 |
| 5318919 | Manufacturing method of thin film transistor | Satoshi Ishida, Hiroshi Iwata, Keiichi Sano | 1994-06-07 |