Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851658 | Color sensor having improved uniformity of sensitivity | Yasuo Kishi | 1989-07-25 |
| 4808242 | Photovoltaic device and a method of manufacturing thereof | Yasuo Kishi | 1989-02-28 |