Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34344 | Developing device | Shingo Sakato, Eiichi Tone, Shuji Fujisawa, Takeshi Tsuda, Hiroshi Hiraoka | 1993-08-17 |
| 5217215 | Sorter and stapler with rotating gate | Yukio Hashimoto, Hidekazu Sakagami, Toshinori Nishimura, Tsuyoshi Nagao | 1993-06-08 |
| D310844 | Toner cartridge | — | 1990-09-25 |
| D310845 | Toner cartridge | — | 1990-09-25 |
| 4851873 | Developing device | Shingo Sakao, Eiichi Tone, Shuji Fujisawa, Takeshi Tsuda, Hiroshi Hiraoka | 1989-07-25 |
| 4521102 | Copy paper counting method and device for copying apparatus | Minoru Motomura, Kiyoshi Shibata, Toshio Watanabe | 1985-06-04 |
| 4478506 | Electrostatic copying apparatus having improved copy sheet transfer arrangement | Yoshitake Miyoshi, Kiyoshi Shibata, Toshio Watanabe, Masami Kai | 1984-10-23 |
| 4386845 | Electrostatic copying apparatus | Yoshitake Miyoshi, Kiyoshi Shibata, Toshio Watanabe, Masami Kai | 1983-06-07 |