Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7440858 | Poynting-vector based method for determining the bearing and location of electromagnetic sources | David J. Simons, Charles R. Carrigan, Barry A. Kirkendall, Craig A. Schultz | 2008-10-21 |
| 5420380 | Seismic switch for strong motion measurement | Peter W. Rodgers, Daniel W. Ewert | 1995-05-30 |