Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888546 | Device for measuring seam resistance | Mark D. Berry, Henry C. Brisker | 1989-12-19 |
| 4419622 | EM Sensor for determining impedance of EM field | James J. Loftus | 1983-12-06 |