Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9632455 | Developer supply container and developer supplying system | Katsuya Murakami, Toshiaki Nagashima, Fumio Tazawa, Ayatomo Okino, Yusuke Yamada +1 more | 2017-04-25 |
| 9229364 | Developer supply container and developer supplying system | Katsuya Murakami, Toshiaki Nagashima, Fumio Tazawa, Ayatomo Okino, Yusuke Yamada +1 more | 2016-01-05 |
| 8517064 | Powder filling apparatus, powder filling method and process cartridge | Manabu Jimba, Masashi Koseki, Kei Jomen, Yutaka Ban | 2013-08-27 |
| 8205646 | Powder filling apparatus, powder filling method and process cartridge | Manabu Jimba, Masashi Koseki, Kei Jomen, Yutaka Ban | 2012-06-26 |
| 8027621 | Developer supply case and image forming apparatus | Teruaki Tsurusaki, Yukihiro Kitozaki | 2011-09-27 |
| 7953351 | Developer supply case and image forming apparatus | Teruaki Tsurusaki, Yukihiro Kitozaki | 2011-05-31 |
| 7836921 | Powder filling apparatus, powder filling method and process cartridge | Manabu Jimba, Masashi Koseki, Kei Jomen, Yutaka Ban | 2010-11-23 |
| 7650103 | Developer supply container | — | 2010-01-19 |
| 7433634 | Developer container including a developer movement suppression feature | Ayatomo Okino, Hironori Minagawa | 2008-10-07 |
| 7190925 | Developer supply container | Yutaka Ban, Yusuke Yamada, Kazuhiko Omata, Junko Yoshikawa, Hironori Minagawa | 2007-03-13 |
| D530359 | Developer supplying container | Teruaki Tsurusaki, Hironori Minagawa, Hideki Hayashi | 2006-10-17 |
| D530360 | Developer supplying container | Teruaki Tsurusaki, Hironori Minagawa, Hideki Hayashi | 2006-10-17 |
| 7054581 | Developer supply container | Junko Yoshikawa | 2006-05-30 |
| 6987942 | Toner supply kit | Junko Yoshikawa, Yutaka Ban, Hironori Minagawa | 2006-01-17 |
| 6985686 | Developer container including a developer movement suppression feature | Ayatomo Okino, Hironori Minagawa | 2006-01-10 |
| 6980754 | Toner supply container and unsealing member for unsealing the toner supply container | Yusuke Yamada | 2005-12-27 |
| 6963713 | Developer supply container with a plurality of feeding projections | Yutaka Ban, Yusuke Yamada, Kazuhiko Omata, Junko Yoshikawa, Hironori Minagawa | 2005-11-08 |
| 6839533 | Developer supply container | Yutaka Ban, Hironori Minagawa | 2005-01-04 |
| 6788912 | Toner supply container and stirring rotation member | Katsuya Murakami | 2004-09-07 |
| D491978 | Toner supplying cartridge | Tetsuro Awaya | 2004-06-22 |
| D490843 | Toner supplying cartridge | Hironori Minagawa, Tetsuro Awaya | 2004-06-01 |
| 6704533 | Toner supply container and stirring rotation member | Katsuya Murakami | 2004-03-09 |