Issued Patents All Time
Showing 126–150 of 160 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7020417 | Image carrier cartridge, an exposure head shielded from light, and image forming apparatus using these | Atsunori Kitazawa, Kiyoshi Tsujino | 2006-03-28 |
| 7015937 | Electrostatic latent image writing head, method of manufacturing the same and image forming apparatus incorporating the same | Shinichi Kamoshida, Kiyoteru Katsuki, Nobumasa Abe, Atsunori Kitazawa, Kiyoshi Tsujino | 2006-03-21 |
| 6989849 | Exposure head and image forming apparatus using the same | Atsunori Kitazawa, Kiyoshi Tsujino | 2006-01-24 |
| 6944415 | Image carrier cartridge having multiple image carriers | — | 2005-09-13 |
| 6907215 | Developing device and image forming apparatus incorporating the same | Shinji Yasukawa, Tomoe Aruga, Nobumasa Abe, Masanao Kunugi | 2005-06-14 |
| 6865361 | Transfer belt unit and image forming apparatus using the same | Nobumasa Abe, Tomoe Aruga | 2005-03-08 |
| 6825867 | Organic electroluminescent array exposure head, method of fabricating the same, and image forming apparatus using the same | Yoshiro Koga | 2004-11-30 |
| 6799011 | Tandem-type color image forming apparatus | Nobumasa Abe, Tomoe Aruga | 2004-09-28 |
| 6708013 | Color image forming apparatus | — | 2004-03-16 |
| 6708011 | System for forming color images | Nobumasa Abe, Kaneo Yoda | 2004-03-16 |
| 6701109 | Color image forming apparatus | Kaneo Yoda, Nobumasa Abe | 2004-03-02 |
| 6674454 | Color image forming apparatus | — | 2004-01-06 |
| 6661442 | Image forming apparatus having writing electrodes for forming an electrostatic latent image | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-12-09 |
| 6650349 | Image forming apparatus having writing electrodes as a writing device | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-11-18 |
| 6625411 | Color image forming apparatus | Kaneo Yoda, Nobumasa Abe | 2003-09-23 |
| 6618065 | Image forming apparatus having a plurality of writing electrodes | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-09-09 |
| 6539186 | Image forming apparatus having a cleaning device | Atsunori Kitazawa, Hidetsugu Shimura | 2003-03-25 |
| 6532031 | Image forming apparatus with writing electrodes having a substantially semi-circular resistant layer | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-03-11 |
| 6518990 | Image forming apparatus for forming an electrostatic latent image on a latent image carrier | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-02-11 |
| 6515692 | Image forming apparatus having writing electrodes as a writing device | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2003-02-04 |
| 6473107 | Image forming apparatus | Yoshiro Koga, Shinichi Kamoshida, Kaneo Yoda, Nobumasa Abe | 2002-10-29 |
| 6445483 | Optical scanning apparatus | Kyu Takada, Nozomu Inoue, Takashi Hama | 2002-09-03 |
| 6334034 | Detachable cleaning device for an image forming apparatus | Atsunori Kitazawa, Hidetsugu Shimura | 2001-12-25 |
| 6081680 | Image forming apparatus which prevents permanent deformation and excessive vibration of the image supporter and image formation unit using the same | Saburo Furukawa, Kaneo Yoda, Kuniaki Tanaka | 2000-06-27 |
| 5950052 | Image forming apparatus | Akira Kubota, Tahei Ishiwatari, Kuniaki Tanaka, Tomoe Aruga | 1999-09-07 |