Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640001 | Hand-held instant bar code reader having automatic focus control for operation over a range of distances | Arvin D. Danielson | 1997-06-17 |
| 5598487 | Hand-held data entry system removable signature pad | David C. Hacker, Jerry L. Walter, Arvin D. Danielson | 1997-01-28 |