Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7817853 | Image converting method and image converting apparatus | Noboru Ota | 2010-10-19 |
| 7733523 | Image processing method, image processing apparatus, and image forming apparatus | Norihide Miyamura, Tomonori Kondo | 2010-06-08 |
| 7421119 | Light source presuming method and apparatus | Noriharu Fujiwara | 2008-09-02 |
| 7015927 | Image processing apparatus and method of generating color mapping parameters | Yasushi Kobayashi | 2006-03-21 |
| 6995781 | Print head and image forming apparatus | Kazuyo Watanabe | 2006-02-07 |
| 6954547 | Method of deriving spectral sensitivity characteristics for color image inputting device and apparatus for same | Yukio Endo | 2005-10-11 |
| 6928397 | Method and device of image transform | — | 2005-08-09 |
| 6459817 | Image-processing method and apparatus generating pseudo-tone patterns with improved regularity | — | 2002-10-01 |
| 6356364 | Color correcting apparatus | Yasushi Kobayashi, Noriharu Fujiwara | 2002-03-12 |
| 6301300 | Method and apparatus for efficiently coding and decoding sparse images | — | 2001-10-09 |
| 6243416 | Image coding and decoding methods, image coder, and image decoder | Yoshihiko Yoshida | 2001-06-05 |
| 6201612 | Image processing method and apparatus employing block error diffusion | Kazuyo Kurabayashi | 2001-03-13 |
| 6141035 | Video signal processing and apparatus therefor | Kazuyo Kurabayashi | 2000-10-31 |
| 5915042 | Coding and decoding methods and apparatus for compressing and expanding image data | — | 1999-06-22 |
| 5694126 | Adaptive predictive data compression method and apparatus | — | 1997-12-02 |
| 5267184 | Apparatus and method for generating a figure by sequential segment approximation of a parametric cubic curve | Ikuo Ooyake | 1993-11-30 |
| 5115402 | Scan-conversion process and processor for converting a graphic primitive to a pixel map | Hazime Hatanaka, Takayoshi Yoshida, Ikuo Oyake | 1992-05-19 |
| 4999797 | Method of and device for circle generation | Ikuo Oyake | 1991-03-12 |
| 4972330 | Clipping process and processor | Ikuo Oyake | 1990-11-20 |