Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703348 | Hand-held optical code reader | Masashi Suzuki | 1997-12-30 |
| 5651991 | Drug carriers | Atsuhiko Okita, Junzo Seki | 1997-07-29 |
| 5616905 | Two-dimensional code recognition method | — | 1997-04-01 |