Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697027 | Developing roller employing an elastic layer between conductive shaft and outer conductive layer and developing apparatus | Yoshio Takizawa, Takahiro Kawagoe | 1997-12-09 |
| 5666626 | Apparatus for developing electrostatic latent images using developing roller having specific ionization potential | Yoshio Takizawa, Hiroshi Kaneda, Takahiro Kawagoe | 1997-09-09 |
| 5658180 | Method for aging a field emission cold cathode | — | 1997-08-19 |