Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373990 | Image processing utilizing luminance-density conversion | Katsutoshi Ushida | 2002-04-16 |
| 6356656 | Contour-information extraction apparatus and method | Takeshi Kawazome, Yoshihiro Ishida, Toshiaki Minami | 2002-03-12 |