Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6221210 | Transfer paper for electrophotography and a method for producing thereof | Tsutomu Kurihara, Katsumi Harada | 2001-04-24 |
| 4778711 | Paper for receiving toner images in electrophotography | Katsumi Harada, Hiroshige Yamauchi, Hitoshi Kuramoto, Masao Ota | 1988-10-18 |
| 4332851 | Receptor sheet for electrophotography | Koichi Aota, Eiji Yoshimura | 1982-06-01 |