Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4675268 | Process for transfer of a toner image utilizing a magnetic toner containing a binder resin and having gradual softening characteristics | Ken-ichi Kishi, Tuneo Daidoji, Yuki Okuyama, Kiyoshi Kimura | 1987-06-23 |
| 4654287 | Insulated magnet toner | Yuji Okuyama, Kenichi Kishi, Tsuyako Ban | 1987-03-31 |
| 4579802 | Method of fixing toner image | Ken-ichi Kishi, Jiro Takahashi, Meizo Shirose, Takahira Kasuya | 1986-04-01 |