Issued Patents All Time
Showing 51–72 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7116931 | Toner supply container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Fumio Tazawa | 2006-10-03 |
| 7088942 | Toner supply container, toner supplying apparatus, and driving force transmitting mechanism | — | 2006-08-08 |
| 7079788 | Developer cartridge and image forming apparatus | Yutaka Ban, Yusuke Yamada, Fumio Tazawa | 2006-07-18 |
| 7050728 | Developer supply container detachably mountable to image forming apparatus detecting the amount of developer remaining in the container | Yutaka Ban, Ayatomo Okino | 2006-05-23 |
| 7039347 | Toner supply container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Fumio Tazawa | 2006-05-02 |
| 7024138 | Image forming apparatus, and replenishing developer kit | Naotaka Ikeda, Kenji Okado, Kazumi Yoshizaki | 2006-04-04 |
| 6990301 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Katsuya Murakami, Fumio Tazawa | 2006-01-24 |
| 6987942 | Toner supply kit | Junko Yoshikawa, Yutaka Ban, Tetsuo Isomura | 2006-01-17 |
| 6985686 | Developer container including a developer movement suppression feature | Ayatomo Okino, Tetsuo Isomura | 2006-01-10 |
| 6963713 | Developer supply container with a plurality of feeding projections | Tetsuo Isomura, Yutaka Ban, Yusuke Yamada, Kazuhiko Omata, Junko Yoshikawa | 2005-11-08 |
| 6944417 | Toner supply container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Fumio Tazawa | 2005-09-13 |
| 6934494 | Driving force receiving member and driving mechanism | Yusuke Yamada, Yutaka Ban, Fumio Tazawa | 2005-08-23 |
| 6920298 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Katsuya Murakami, Fumio Tazawa | 2005-07-19 |
| 6879789 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Yutaka Ban, Katsuya Murakami, Fumio Tazawa | 2005-04-12 |
| 6839533 | Developer supply container | Yutaka Ban, Tetsuo Isomura | 2005-01-04 |
| 6814919 | Sealing device and process for manufacturing the same | Takashi Ohta | 2004-11-09 |
| D490843 | Toner supplying cartridge | Tetsuo Isomura, Tetsuro Awaya | 2004-06-01 |
| 6470163 | Developer stirring member, assembly method and recycling method for the same | — | 2002-10-22 |
| D452699 | Toner supplying cartridge for photocopier | Masataka Isomoto, Yukihiro Kitozaki | 2002-01-01 |
| 6334618 | Sealing device | Takashi Ohta | 2002-01-01 |
| 6274665 | Method of preparing a molded sealing composition for sealing against permeation of carbon dioxide gas | Shigeyuki Ono, Takashi Ohta, Hideyuki Tokumitsu, Osamu Kobayashi | 2001-08-14 |
| 6232390 | Molding composition, molded composition and sealing device for sealing carbon dioxide | Shigeyuki Ono, Takashi Ohta, Hideyuki Tokumitsu, Osamu Kobayashi | 2001-05-15 |