Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10830915 | Method of determining subsurface properties using multifrequency electromagnetic depth sounding | Bridget M. Van de Kop, Andrew R. Van de Kop, Juergen J. Zach, Alex C. Dumestre, III, David Ridyard +1 more | 2020-11-10 |
| 6188221 | Method and apparatus for transmitting electromagnetic waves and analyzing returns to locate underground fluid deposits | Bridget M. Van de Kop, Andrew R. Van de Kop | 2001-02-13 |
| 4882676 | Method and apparatus for rating billiard shots and displaying optimal paths | Andrew R. Van de Kop | 1989-11-21 |