Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5773811 | Method for marking, capturing and decoding machine-readable matrix symbols using ultrasound imaging techniques | Harry F. Schramm, Jr., William T. Yost, Donald L. Roxby | 1998-06-30 |
| 5742036 | Method for marking, capturing and decoding machine-readable matrix symbols using magneto-optic imaging techniques | Harry F. Schramm, Jr., Clyde S. Jones, Donald L. Roxby | 1998-04-21 |