Issued Patents 1982
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362802 | Powdery developing material for electrophotographic reproduction | Koji Nagai, Sanzi Inagaki | 1982-12-07 |
| 4353648 | Copy paper separating method for use in electrophotographic copying apparatus | Tateki Oka, Hiroshi Mizuno | 1982-10-12 |
| 4349270 | Developer removing device for copying apparatus | Kenichi Wada, Kenji Tabuchi | 1982-09-14 |
| 4345014 | Magnetic brush developing method for use in electrography employing dual-component developing material | Tateki Oka, Kenji Tabuchi | 1982-08-17 |
| 4338880 | Magnetic brush development apparatus for use in electrophotographic copying machine | Kenji Tabuchi, Kenichi Wada, Tateki Oka | 1982-07-13 |
| 4331757 | Dry process developing method and device employed therefore | Tateki Oka | 1982-05-25 |