Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657115 | Rotary developing device for an image forming apparatus | — | 1997-08-12 |
| 5646721 | Image forming apparatus for supplying power to members of a rotary developing device | Tomoji Ishikawa, Katsuhiro Kosuge | 1997-07-08 |
| 5617198 | Image forming apparatus having rotary developing device | Tomoji Ishikawa, Katsuhiro Kosuge | 1997-04-01 |
| 5612769 | Submodular unit for use in a modular rotary developing apparatus | Katsuhiro Kosuge | 1997-03-18 |
| 5552877 | Image forming apparatus with controlled drive for accurately positioning developing sections of a rotary developing device | Tomoji Ishikawa, Katsuhiro Kosuge | 1996-09-03 |
| 5384628 | Developing device for image forming equipment | Nobuo Takami, Takayuki Maruta, Kazuo Nojima, Noboru Sawayama, Kaoru Yoshimatsu +2 more | 1995-01-24 |
| 5296178 | Method of making a mold by spraying metal using a particulate mold release agent | Nobuhiko Yukawa | 1994-03-22 |
| 5105226 | Developer carrier of a developing device for an image forming apparatus | — | 1992-04-14 |
| 5003354 | Method of removing a film from an image carrier of an image forming apparatus | Yoshio Takamiya, Chikara Imai, Nobuyuki Koinuma, Yuji Sawai | 1991-03-26 |
| 4975748 | Method of removing a film from an image carrier | Nobuyuki Koinuma, Chikara Imai, Yoshio Takamiya, Yuji Sawai | 1990-12-04 |