Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5751612 | System and method for accurate and efficient geodetic database retrieval | Kenneth B. Donovan, Arthur J. Heidrich, Dominick S. Zirpolo | 1998-05-12 |
| 4790406 | Anti-theft device for an automobile | Edgar E. Spurgeon | 1988-12-13 |