Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121222 | Method and apparatus for producing binary picture with detection and retention of plural binary picture blocks having a thin line pattern including an oblique line | Toshiaki Endoh, Hisaharu Kato, Yasuhiro Yamazaki | 1992-06-09 |