Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7945063 | Microphone shield system | Dennis Watkins, William Copeland | 2011-05-17 |
| 7908991 | Air powered signaling system | David Woods, Scott Johnson | 2011-03-22 |
| 7415122 | Microphone shield system | Dennis Watkins, William Copeland | 2008-08-19 |
| 6771788 | Shielded microphone | Dennis Watkins, Bill Copeland | 2004-08-03 |
| 6366248 | Portable radio antenna enhancement using non-contacting device | Clifford Edmund Haslam, James Harvey Rawling | 2002-04-02 |
| 5105767 | Computerized monitoring system for animal feed ration processing mills | Blair M. Gordon, Don Phillips | 1992-04-21 |
| 4817331 | Method and apparatus for removing earthworms from soil using electric pulses | Paul Podsiadly | 1989-04-04 |