Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961997 | Thermal transfer recording medium | Masao Asano, Mutsumi Sekimoto, Kunihiro Koshizuka, Toshiaki Tezuka, Takao Abe | 1990-10-09 |
| 4943501 | Photoconductive material containing anti-oxidant | Akira Kinoshita, Hideo Yoshizawa | 1990-07-24 |