Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677099 | Method of developing electrostatic latent image using oscillating bias voltage | Nobuyuki Ito, Hiroaki Tsuchiya | 1997-10-14 |
| 5621505 | Developing apparatus having rotatable developer supply member for developer carrying member | Yoshiaki Kobayashi, Yoshito Mizoguchi | 1997-04-15 |