Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5241345 | Optical system-driving device | Naruyuki Miyamoto, Hideo Fukuda, Shoichi Kitagawa, Yoshifumi Ishii | 1993-08-31 |
| 5221974 | Image reader using two frames each driven by a different motor for adjustment of focus | Naruyuki Miyamoto, Yoshifumi Ishii, Shoichi Kitagawa, Hideki Ishida | 1993-06-22 |
| 5202597 | Motor with decelerating apparatus | Hideki Ishida, Hideo Fukuda | 1993-04-13 |
| 5166934 | Self-diagnois and repair system for image forming apparatus | Tetsuo Tomiyama, Hiroyuki Yoshikawa, Yasushi Umeda, Yoshiki Shimomura, Yoshifumi Ishii | 1992-11-24 |
| 5038173 | Replaceable unit determination mechanism | — | 1991-08-06 |
| 5031001 | Toner collecting device for electrophotographic equipment which reduces a load acting on a collecting roller | — | 1991-07-09 |
| 4908671 | Cleaning device for an image recorder | — | 1990-03-13 |
| 4751484 | Drum unit exchange time indicating device for image forming apparatus | Hideki Matsumoto, Shigeo Koyama, Yoshizo Kawamori, Satoshi Uemori | 1988-06-14 |
| 4750016 | Apparatus for the formation of images | Yoshizo Kawamori | 1988-06-07 |
| 4685792 | Copying paper feed device for an electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Yoshizo Kawamori +1 more | 1987-08-11 |
| 4674859 | Device for fixing a toner image in an electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Yoshizo Kawamori +1 more | 1987-06-23 |
| 4668076 | Electrostatic copying apparatus with unitized components for ease of maintenance | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Yoshizo Kawamori +1 more | 1987-05-26 |
| 4598990 | Toner image fixing device | Yoshiyuki Uehara | 1986-07-08 |
| 4555173 | Electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Yoshizo Kawamori +1 more | 1985-11-26 |