Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9686698 | Signal amplifiers that switch to an attenuated or alternate communications path in response to a power interruption | Robert R. Riggsby, Ming Yao Lee | 2017-06-20 |
| 9094101 | Signal amplifiers that switch to an attenuated or alternate communications path in response to a power interruption | Robert R. Riggsby | 2015-07-28 |
| 8971792 | Signal amplifiers that switch to an attenuated or alternate communications path in response to a power interruption | Robert R. Riggsby, Ming Yao Lee | 2015-03-03 |
| 8939796 | Surge protector components having a plurality of spark gap members between a central conductor and an outer housing | Robert E. Darrow, Kenneth Steven Wood, Robert R. Riggsby, Mark O. Vogel | 2015-01-27 |
| 8920193 | Preconnectorized coaxial cable connector apparatus | Robert R. Riggsby, John C. Chamberlain | 2014-12-30 |