Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242504 | Photovoltaic device and manufacturing method therefor | Masayuki Iwamoto, Toshihiko Yamaoki | 1993-09-07 |
| 5066340 | Photovoltaic device | Masayuki Iwamoto, Toshihiko Yamaoki | 1991-11-19 |
| 4961094 | Electrostatic recording apparatus and method for producing color images | Toshihiko Yamaoki, Kenichiro Wakisaka, Masayuki Iwamoto | 1990-10-02 |
| 4935403 | Recording head and its application | Toshihiko Yamaoki, Kenichiro Wakisaka, Masayuki Iwamoto | 1990-06-19 |
| 4857115 | Photovoltaic device | Masayuki Iwamoto, Kaneo Watanabe | 1989-08-15 |