Issued Patents All Time
Showing 51–75 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920298 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2005-07-19 |
| RE38737 | Toner supply container detachably mountable to a main assembly of an electrographic image forming apparatus and a sealing member usable with the toner supply container | Shinichi Onodera, Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami, Katsuya Murakami | 2005-05-24 |
| 6879789 | Sealing member, toner accommodating container and image forming apparatus | Yusuke Yamada, Katsuya Murakami, Fumio Tazawa, Hironori Minagawa | 2005-04-12 |
| 6853828 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2005-02-08 |
| 6839533 | Developer supply container | Tetsuo Isomura, Hironori Minagawa | 2005-01-04 |
| 6792228 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2004-09-14 |
| 6766133 | Toner supplying container with shutter and related rotatable member feature and image forming apparatus using same | Tatsuya Goto, Fumio Tazawa | 2004-07-20 |
| 6594458 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2003-07-15 |
| 6591078 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2003-07-08 |
| 6493516 | Toner container and method of determining abnormality of toner container | Katsuya Murakami | 2002-12-10 |
| 6438345 | Toner supplying container and image forming apparatus | Tatsuya Goto, Akihito Kanamori, Fumio Tazawa | 2002-08-20 |
| 6418290 | Developer agitating sheet and developer container | Tetuo Isomura, Katsuya Murakami | 2002-07-09 |
| 6289193 | Toner supply container and toner receiving container for receiving toner from same | Michiaki Endoh, Hideaki Kosasa, Fumio Tazawa | 2001-09-11 |
| 6278853 | Recycling method of toner container | Katsuya Murakami, Fumio Tazawa | 2001-08-21 |
| 6266505 | Toner supply container and electrophotographic image forming apparatus | Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami | 2001-07-24 |
| 6131008 | Developer cartridge featuring a stirring member with free stirring blade end portions | Akihito Kanamori, Kazuhiko Omata, Kazuyuki Miyano | 2000-10-10 |
| 6128453 | Toner supply container detachably mountable to a main assembly of an electrophotographic image forming apparatus and a sealing member usable with the toner supply container | Shinichi Onodera, Kazuhiko Omata, Kyota Miyazaki, Ayumu Murakami, Katsuya Murakami | 2000-10-03 |
| 6014536 | Toner supply mechanism having locking means for locking a shutter member and a toner supply container having projections for releasable locking a hopper shutter member | Saijiro Endo, Kyota Miyazaki, Ken Wakatsuki | 2000-01-11 |
| 5974286 | Toner supply container and a toner supply mechanism having a toner supply container, to be set to a hopper opening or to a supply portion having a hopper opening | Kyota Miyazaki, Ken Wakatsuki | 1999-10-26 |
| 5870652 | Developer cartridge featuring a developer replenishment hole and removable cap having a gripping member for sealing the hole and a remanufacturing method using the same | Akihito Kanamori, Kazuhiko Omata, Kazuyuki Miyano | 1999-02-09 |
| 5848516 | Method of manufacturing a toner bottle | — | 1998-12-15 |
| D398635 | Toner bottle for photocopier | Hiroaki Ohashi | 1998-09-22 |
| D389177 | Toner bottle for photocopier | Hiroaki Ohashi | 1998-01-13 |
| 5579101 | Developer cartridge and developing apparatus | Kazuhiko Omata, Akihito Kanamori, Kazuyuki Miyano | 1996-11-26 |
| D366897 | Toner bottle | Takeshi Komada | 1996-02-06 |