Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338638 | Toner for developing electrostatic image and process for production thereof | Kiyoko Tsuchiya, Koichi Tomiyama, Masayoshi Kato, Tsutomu Kukimoto | 1994-08-16 |
| 5319424 | Developer for developing electrostatic image, image forming method, electrophotographic apparatus, apparatus unit, and facsimile apparatus | Koichi Tomiyama, Masayoshi Kato, Tsutomu Kukimoto, Kiyoko Tsuchiya | 1994-06-07 |
| 5307122 | Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images | Manabu Ohno, Hisayuki Ochi, Tetsuhito Kuwashima, Hiroyuki Suematsu, Eiichi Imai +3 more | 1994-04-26 |