Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697027 | Developing roller employing an elastic layer between conductive shaft and outer conductive layer and developing apparatus | Koji Takagi, Takahiro Kawagoe | 1997-12-09 |
| 5666626 | Apparatus for developing electrostatic latent images using developing roller having specific ionization potential | Koji Takagi, Hiroshi Kaneda, Takahiro Kawagoe | 1997-09-09 |
| 5634989 | Amorphous nickel alloy having high corrosion resistance | Koji Hashimoto, Akira Mitsuhashi, Katsuhiko Asami, Asahi Kawashima | 1997-06-03 |
| 5602712 | Contact charging method and apparatus | Hideharu Daifuku, Yoshitomo Masuda, Kinya Suzuki, Hiroshi Harashima, Hiroshi Kaneda +1 more | 1997-02-11 |