Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8086779 | Data recorder for multiple media formats | Russell O. Franklin | 2011-12-27 |
| 7493045 | Real time fiber optic matrix switch interconnection | David E. Erisman, Steven A. Renich | 2009-02-17 |
| 7127088 | Method of authenticating proper access to secured site and device for implementation thereof | Joseph Grajewski | 2006-10-24 |
| 6580815 | Page back intrusion detection device | Joseph Grajewski | 2003-06-17 |
| 5055784 | Bridgeless system for directly measuring complex impedance of an eddy current probe | Howard P. Groger | 1991-10-08 |