Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11840981 | Thermal barrier coating member | Kiyoshi Terakado, Kimihiko Maehata | 2023-12-12 |
| 8457534 | Developing apparatus | Tomoyuki Sakamaki, Masanori Akita, Toshiyuki Yamada, Atsushi Matsumoto | 2013-06-04 |
| 7903990 | Image forming apparatus having a controller that controls a potential | — | 2011-03-08 |
| 7616910 | Image forming apparatus capable of optimizing glossiness of image formed on recording material with transparent or white toner | — | 2009-11-10 |
| 7583906 | Image forming apparatus | — | 2009-09-01 |
| 7466944 | Developing device for developing images by adhering developer onto electrostatic images | — | 2008-12-16 |
| 7421231 | Image forming apparatus | — | 2008-09-02 |
| 7260347 | Image forming apparatus | Masayuki Tamaki | 2007-08-21 |
| 7245843 | Image forming apparatus capable of optimizing glossiness of image formed on recording material with transparent or white toner | — | 2007-07-17 |
| 6987934 | Image forming apparatus | Koji Masuda, Tadashi Fukuda | 2006-01-17 |
| 6975828 | Image forming apparatus | Koji Masuda, Yusuke Ishida | 2005-12-13 |
| 6856772 | Image forming apparatus with type-of-transfer material cleaning feature | Takeshi Tomizawa, Makoto Saito | 2005-02-15 |
| 6834167 | Image forming apparatus that forms a toner image | Takeshi Tomizawa, Masahiro Inoue, Haruhiko Omata | 2004-12-21 |
| 6697596 | Transfer apparatus and image forming apparatus | Tsuyoshi Watanabe | 2004-02-24 |
| 6658220 | Image forming apparatus including contact transfer member having transfer current controlled in accordance with ratio of image portion at transfer portion | Hiroki Takayanagi | 2003-12-02 |
| 6650858 | Developing apparatus featuring first and second developing systems | — | 2003-11-18 |
| 6529693 | Image forming system for controlling the amount of toner deposited on a photosensitive drum based on environmental conditions | Takeshi Tomizawa, Masahiro Inoue, Haruhiko Omata | 2003-03-04 |
| 6507724 | Image forming apparatus with cleaning member | Satoshi Tamura | 2003-01-14 |
| 6496673 | Image forming apparatus capable of preventing damage to a photosensitive body by charging particles | — | 2002-12-17 |
| 6449448 | Image forming apparatus with a returned toner transfer feature after a nonimage formation operation | Yoshikuni Ito | 2002-09-10 |
| 6347209 | Electric charge devices for an image forming apparatus | — | 2002-02-12 |
| 6253041 | Image forming apparatus | Takeshi Tomizawa, Masahiro Inoue | 2001-06-26 |
| 6226486 | Image forming apparatus with electrically grounded roller | Yoshikuni Itou, Masahiro Inoue, Yoichi Kimura | 2001-05-01 |