Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8531763 | Method of manufacturing screen and partial screen | — | 2013-09-10 |
| 5451986 | Image formation device having photoconductive ink based ink sheet reconditioning | Hajime Kurihara | 1995-09-19 |
| 5053821 | Electrophotographic image forming apparatus using photoconductive toner | Masanao Kunugi, Hajime Kurihara | 1991-10-01 |
| 4948692 | Combination toner and printer utilizing same | Koichi Higashimura, Yoshinori Miyazawa, Tsuneo Handa, Hiroshi Ito, Atsushi Uchino +4 more | 1990-08-14 |
| 4921768 | Electrophotographic image forming | Masanao Kunugi, Hajime Kurihara | 1990-05-01 |