Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574367 | Method and apparatus for pattern matching encoding | Mitsutoshi Arai, Kouichirou Hirao | 2003-06-03 |
| 6553144 | Coding method and coding apparatus for bi-level document image | Kouichirou Hirao | 2003-04-22 |