Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356749 | Imaging method comprising a developer having a novel guanidine type compound | Katsuhiko Tanaka | 1994-10-18 |
| 5354637 | Magnetic toner | Masayoshi Shimamura, Toshiaki Nakahara, Kuniko Kobayashi, Yushi Mikuriya, Masami Fujimoto | 1994-10-11 |
| 5288579 | Developer for developing electrostatic image, image forming apparatus, apparatus unit and facsimile apparatus | Katsuhiko Tanaka, Tsuyoshi Takiguchi, Rika Doi | 1994-02-22 |