Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5717501 | Digital image forming apparatus | Ken-ichi Iwamoto, Toshio Yamagishi, Syoichiro Yoshiura | 1998-02-10 |
| 5610688 | Image forming apparatus having illegal use prevention | Masao Miyaza, Yasuhiro Nakai | 1997-03-11 |
| 5434659 | Cleaning unit | Takeshi Takarada, Hidetomo Nishiyama, Masato Tokishige, Kazuyuki Onishi, Kazunori Sohda +2 more | 1995-07-18 |
| 5408301 | Electrophotographic apparatus having two fixing sections and control means for controlling temperature adjustments selectively to the fixing sections | Masato Tokishige, Atsushi Kurimoto, Nobuyuki Ueda, Tokiyuki Okano, Kazunori Soda +9 more | 1995-04-18 |
| 5300982 | Apparatus for controlling image location on medium | Masato Tokishige | 1994-04-05 |
| 5138386 | Developing apparatus | Tokiyuki Okano, Kazuyuki Ohnishi, Hidetomo Nishiyama, Kazunori Sohda, Masato Tokishige +1 more | 1992-08-11 |
| 5095332 | Data processing apparatus provided in copying machine | Kazuyuki Ohnishi, Masato Tokishige, Takeshi Takarada | 1992-03-10 |
| 5070368 | Developing apparatus | Tokiyuki Okano, Kazuyuki Ohnishi, Hidetomo Nishiyama, Kazunori Sohda, Masato Tokishige +1 more | 1991-12-03 |
| 5049930 | System for preventing erroneous mounting of developer tanks accommodated in a developing device | Tokiyuki Okano, Yoichi Shimazawa, Kazunori Sohda, Kazuyuki Ohnishi, Masato Tokishige | 1991-09-17 |
| 4952986 | Copying apparatus | Yasutaka Maeda, Hideyuki Nishimura, Tsuyoshi Miyamoto, Kyouichi Takata, Kazuyuki Ohnishi +6 more | 1990-08-28 |
| 4640606 | Corona discharger for separating copy paper from photoreceptor in electrophotographic copying machine | — | 1987-02-03 |