Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298337 | Toner cartridge | — | 1988-11-01 |
| 4685792 | Copying paper feed device for an electrostatic copying apparatus | Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto, Yoshizo Kawamori +1 more | 1987-08-11 |
| 4674859 | Device for fixing a toner image in an electrostatic copying apparatus | Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto, Yoshizo Kawamori +1 more | 1987-06-23 |
| 4668076 | Electrostatic copying apparatus with unitized components for ease of maintenance | Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto, Yoshizo Kawamori +1 more | 1987-05-26 |
| 4555173 | Electrostatic copying apparatus | Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto, Yoshizo Kawamori +1 more | 1985-11-26 |
| 4530598 | Electrostatic copying apparatus | Hiroshi Kajita, Tadanobu Nakajima, Yoshizo Kawamori | 1985-07-23 |
| 4511241 | Copying apparatus | Hideaki Tsudaka, Takaji Washio, Nobuhiko Kozuka, Toshio Watanabe, Masami Kai +2 more | 1985-04-16 |
| 4502779 | Cleaning device for electrostatic copying machines | Hiroshi Kajita, Tadanobu Nakajima | 1985-03-05 |
| 4484734 | Copy paper feeding device for a copying apparatus | Hideaki Tsudaka, Takaji Washio, Nobuhiko Kozuka, Toshio Watanabe, Masami Kai +2 more | 1984-11-27 |
| 4481275 | Method of preventing toner from scattering in an electrostatic copying machine | Tadanobu Nakajima, Hiroshi Kajita, Masuo Kawamoto | 1984-11-06 |
| 4465272 | Electrostatic copying apparatus | Hiroshi Kajita, Tadanobu Nakajima, Yoshizo Kawamori | 1984-08-14 |
| 4457614 | Electrostatic copying apparatus | Tadanobu Nakajima, Toshio Yoshiyama | 1984-07-03 |