Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795894 | Visiting card marked with discriminating symbols and a method of and an apparatus for reading what is printed on said visiting card | Akira Sugimoto | 1989-01-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795894 | Visiting card marked with discriminating symbols and a method of and an apparatus for reading what is printed on said visiting card | Akira Sugimoto | 1989-01-03 |