Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603940 | Detachable process cartridge for image forming apparatus | Naotaka Funayama, Yoshiaki Sanada, Tsutomu Nagata, Takahiko Kimura | 2003-08-05 |
| 6590722 | Optical element | Tadashi Koyama, Hiroaki Yamamoto, Koichiro Nakamura | 2003-07-08 |
| 6570671 | Image forming apparatus and recording control device | Toshihiko Otsubo, Michio Kawase, Kazuyoshi Suzuki, Takahiro Watanabe, Tetsuro Fukusaka | 2003-05-27 |
| 6567631 | Toner cartridge and image forming apparatus | Naotaka Funayama, Yoshiaki Sanada, Tsutomu Nagata, Takahiko Kimura | 2003-05-20 |
| 6511932 | Graded index lens | Shigeo Kittaka | 2003-01-28 |