Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7511715 | Color reproduction system for making color display of four or more primary colors based on input tristimulus values | Nagaaki Ohyama, Masahiro Yamaguchi, Takeyuki Ajito | 2009-03-31 |
| 7450158 | Spectrum and color reproduction system to convert a color signal from a color-image input into a color signal for a color-image output | Hideto Motomura | 2008-11-11 |
| 7408573 | Color production system for carrying out color correction by changing over color-correction parameters according to images of photographed subjects | Kensuke Ishii | 2008-08-05 |
| 7020331 | Color reproducing system capable of performing selection about whether or not predetermined processing is performed on color image data | Haruko Saikawa, Kensuke Ishii, Yasuhiro Komiya, Toru Wada | 2006-03-28 |
| 7009640 | Color reproduction system for carrying out color correction by changing over color correction parameters according to images of photographed subjects | Kensuke Ishii | 2006-03-07 |
| 6980231 | Color reproduction system | — | 2005-12-27 |
| 6873339 | Color reproduction system for making color display of four or more primary colors based on input tristimulus values | Nagaaki Ohyama, Masahiro Yamaguchi, Takeyuki Ajito | 2005-03-29 |
| 6856354 | Color reproducing system for reproducing a color of an object under illumination light | — | 2005-02-15 |
| 6766050 | Color reproducing system capable of performing selection about whether or not predetermined processing is performed on color image data | Haruko Saikawa, Kensuke Ishii, Yasuhiro Komiya, Toru Wada | 2004-07-20 |
| 6633302 | Color reproduction system for making color display of four or more primary colors based on input tristimulus values | Nagaaki Ohyama, Masahiro Yamaguchi, Takeyuki Ajito | 2003-10-14 |
| 6538742 | Color reproducing system | — | 2003-03-25 |
| 6443550 | Image forming apparatus capable of performing density irregularity correction using density irregularity data suitable for various printing conditions | Yasuhiro Komiya, Ken Ioka | 2002-09-03 |