Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8913292 | Image reading apparatus and method, and image forming apparatus | Sunao Ishizaki | 2014-12-16 |
| 8786870 | Image-forming apparatus and image-reading apparatus and method | Akira Ishii, Kiyotaka TSUCHIBUCHI | 2014-07-22 |
| 8610956 | Halftone dot formation method and apparatus, and image forming apparatus | Akira Ishii | 2013-12-17 |
| 8358446 | Reading apparatus, image forming apparatus and image forming method | Yasuyuki Tanaka, Akira Ishii, Masao Ito, Yoshiya Imoto, Kenji Hyoki | 2013-01-22 |
| 7973972 | Halftone dot formation method and apparatus, and image forming apparatus | Akira Ishii | 2011-07-05 |
| 7880932 | Halftone dot formation method and apparatus for reducing layer thickness of coloring material inside halftone dots, and image formation apparatus | Akira Ishii | 2011-02-01 |
| 7783212 | Thickness variation detector of photoconductor, image formation unit, image formation apparatus and method for thickness variation of photoconductor | Junichi Ichikawa, Kenji Ogi, Masao Ito, Tomoshi Hara, Kenji Hara | 2010-08-24 |
| 7715054 | Image processing apparatus, image processing method and image forming apparatus | Akira Ishii, Toru Misaizu | 2010-05-11 |
| 7675659 | Image processing apparatus, table generation apparatus, and image forming system | Hitoshi Ogatsu, Masahiko Kubo, Michio Kikuchi, Shinsuke Sugi | 2010-03-09 |
| 7431210 | Image forming apparatus, image processing apparatus and method | Michio Kikuchi, Hitoshi Ogatsu, Masahiko Kubo, Shinsuke Sugi | 2008-10-07 |
| 7380208 | Image processing apparatus, image processing program and image processing method | Akira Ishii, Takashi Yamamuro, Makoto Hirota, Toru Misaizu, Yasuki Yamauchi | 2008-05-27 |