Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6191804 | Image forming apparatus | Shunji Kitagawa, Fumio Kaneko, Takao Sugano, Hiroyuki Matsuo, Masayuki Iwasa +2 more | 2001-02-20 |
| 5764270 | Image forming apparatus with a plurality of image forming units | Shunji Kitagawa, Kouichi Takemura, Masahide Ishigami, Satoru Kobayashi, Takao Sugano +1 more | 1998-06-09 |