Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373057 | Infrared reflective article counting/detecting device | — | 2002-04-16 |
| 6008641 | Method using corrective factors for aligning a magnetic gradiometer | Stephen W. Frommer | 1999-12-28 |
| 5990679 | Method using corrective factors for determining a magnetic gradient | Stephen W. Frommer | 1999-11-23 |