Issued Patents All Time
Showing 26–50 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7430390 | Toner supplying container and image forming apparatus | Tatsuya Goto, Fumio Tazawa | 2008-09-30 |
| 7430384 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2008-09-30 |
| 7412192 | Developer supply container | Nobuo Nakajima, Ayatomo Okino, Katsuya Murakami, Toshiaki Nagashima | 2008-08-12 |
| 7391981 | Developer supply container and image forming apparatus | Ayatomo Okino, Hironori Minagawa | 2008-06-24 |
| 7386251 | Toner supply container including a coupling member for engaging and receiving a driving force from a cylindrical member | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2008-06-10 |
| 7386250 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2008-06-10 |
| 7382997 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2008-06-03 |
| 7376369 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2008-05-20 |
| 7324777 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2008-01-29 |
| 7292811 | Toner supplying container and image forming apparatus | Tatsuya Goto, Fumio Tazawa | 2007-11-06 |
| 7242893 | Developer supply container | Katsuya Murakami, Nobuo Nakajima | 2007-07-10 |
| 7203449 | Toner supplying container and image forming apparatus | Tatsuya Goto, Fumio Tazawa | 2007-04-10 |
| 7190925 | Developer supply container | Tetsuo Isomura, Yusuke Yamada, Kazuhiko Omata, Junko Yoshikawa, Hironori Minagawa | 2007-03-13 |
| 7127193 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2006-10-24 |
| 7116931 | Toner supply container and image forming apparatus | Yusuke Yamada, Fumio Tazawa, Hironori Minagawa | 2006-10-03 |
| 7079788 | Developer cartridge and image forming apparatus | Yusuke Yamada, Fumio Tazawa, Hironori Minagawa | 2006-07-18 |
| 7050728 | Developer supply container detachably mountable to image forming apparatus detecting the amount of developer remaining in the container | Hironori Minagawa, Ayatomo Okino | 2006-05-23 |
| 7039347 | Toner supply container and image forming apparatus | Yusuke Yamada, Fumio Tazawa, Hironori Minagawa | 2006-05-02 |
| 6990301 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2006-01-24 |
| 6987942 | Toner supply kit | Junko Yoshikawa, Tetsuo Isomura, Hironori Minagawa | 2006-01-17 |
| 6978101 | Toner supply container detachably mounted to an image forming apparatus including a coupling projection | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2005-12-20 |
| 6968139 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2005-11-22 |
| 6963713 | Developer supply container with a plurality of feeding projections | Tetsuo Isomura, Yusuke Yamada, Kazuhiko Omata, Junko Yoshikawa, Hironori Minagawa | 2005-11-08 |
| 6944417 | Toner supply container and image forming apparatus | Yusuke Yamada, Fumio Tazawa, Hironori Minagawa | 2005-09-13 |
| 6934494 | Driving force receiving member and driving mechanism | Yusuke Yamada, Fumio Tazawa, Hironori Minagawa | 2005-08-23 |