Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12158722 | Cartridge and image forming apparatus | Noriyuki Komatsu, Daisuke Abe, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more | 2024-12-03 |
| 12099325 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2024-09-24 |
| 11846910 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2023-12-19 |
| 11733644 | Cartridge and image forming apparatus | Noriyuki Komatsu, Daisuke Abe, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more | 2023-08-22 |
| 11567447 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2023-01-31 |
| 11327432 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2022-05-10 |
| 11209773 | Cartridge and image forming apparatus | Noriyuki Komatsu, Daisuke Abe, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata +1 more | 2021-12-28 |
| 10996620 | Process cartridge and image forming apparatus | Noriyuki Komatsu, Tomonori Mori, Daisuke Abe, Tadayuki Tsuda | 2021-05-04 |
| 8995900 | Cleaning member, cleaning device, process cartridge and image forming apparatus | Kenji Shindo, Masao Uyama | 2015-03-31 |
| 8521041 | Image forming apparatus with controller controlling an image forming operation | Katsuhiro Kojima, Kenji Matsuda, Minoru Matsuguma | 2013-08-27 |
| 8078071 | Image forming apparatus and control method of the image forming apparatus | Katsuhiro Kojima, Kenji Matsuda, Hideki Matsumoto, Minoru Matsuguma | 2011-12-13 |
| 7627269 | Image forming apparatus with charging member cleaning capabilities | Minoru Matsuguma, Kenji Matsuda, Katsuhiro Kojima, Hideki Matsumoto | 2009-12-01 |
| 7454160 | Developing apparatus including a cylindrical developer carrying member conveying a magnetic mono-component developer | Masahito Kato, Nobuyoshi Yoshida, Satoru Inami, Tadashi Dojo | 2008-11-18 |
| 7286788 | Image forming apparatus | Masahide Kinoshita, Motoki Adachi, Masao Uyama, Kazuhiro Okubo | 2007-10-23 |
| 7254347 | Electrophotographic image forming apparatus and unit | Hideki Matsumoto, Kenji Matsuda, Minoru Matsuguma, Katsuhiro Kojima | 2007-08-07 |
| 7058338 | Image forming apparatus with reciprocating dispersing feature | Masahide Kinoshita, Motoki Adachi, Masao Uyama, Kazuhiro Okubo | 2006-06-06 |
| 6963707 | Image forming apparatus including first and second auxiliary residual developer charging features | Masahide Kinoshita, Motoki Adachi, Masao Uyama, Kazuhiro Okubo | 2005-11-08 |
| 6928253 | Image forming apparatus including toner charging member | Masahide Kinoshita, Motoki Adachi, Masao Uyama, Kazuhiro Okubo | 2005-08-09 |
| 6922539 | PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS IN WHICH THE CONTACT WIDTH OF A DEVELOPER CHARGER WITH AN IMAGE BEARING MEMBER IS GREATER THAN OR EQUAL TO THE SUM OF THE DEVELOPING WIDTH OF DEVELOPING MEANS AND THE WIDTH OF MOVEMENT OF THE DEVELOPER CHARGER | Masao Uyama, Masahide Kinoshita, Motoki Adachi, Kazuhiro Okubo | 2005-07-26 |
| 6807384 | Image forming apparatus | Kazuhiro Okubo, Masahide Kinoshita, Motoki Adachi, Masao Uyama | 2004-10-19 |
| 6741824 | Charging system, process cartridge and image forming apparatus | Noboru Kashimura, Keiji Okano, Junichi Kato | 2004-05-25 |
| 6477319 | Image recording apparatus which sends charasteristic/correction signals whenever new look-up table are selected or a pre-selected number of pages have been printed | Michio Ito, Masaharu Ohkubo, Hiroshi Sasame, Hiromichi Yamada, Kaoru Seto +3 more | 2002-11-05 |
| 6226466 | Image forming apparatus that performs image density control | Yoichiro Maebashi | 2001-05-01 |
| 6188852 | Process cartridge and image forming apparatus on which the process cartridge is mountable | Takashi Kawana | 2001-02-13 |
| 6134025 | Dot image data output apparatus | Akihiko Takeuchi, Takashi Kawana, Kaoru Seto, Michio Itoh, Hiroshi Atobe +8 more | 2000-10-17 |