Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370959 | Image formation method | Tomoe Hagiwara, Motoi Orihara | 1994-12-06 |
| 5328794 | Fluorine-containing graft copolymer and toner using the same | Tsubuko Kazuo, Kazuhiko Umemura, Toshihiko Takahashi, Hidemi Uematsu | 1994-07-12 |