Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7443167 | Interleaved magnetometry and pulsed electromagnetic detection of underground objects | Robert Mark Siegel, Alan L. Crandall | 2008-10-28 |
| 5469176 | Focused array radar | Sheldon Sandler, Alan L. Crandall, Daniel Schwarzkopf, Rudolph Borkowski | 1995-11-21 |