Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666440 | Method and apparatus for extracting outline data from bi-level image data | — | 1997-09-09 |
| 5647024 | Multi dimensional image compression and decompression method using feature points on a luminance contour line | Masayo Kawauchi, Kyoichi Shimizu | 1997-07-08 |
| 5621819 | Multidimensional multi-valued color image compression and decompression method | — | 1997-04-15 |