Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9954609 | Alarm system for an optical network | Cary R. Murphy, Daniel M. Goertzen | 2018-04-24 |
| 9695593 | Leak detection in roof membranes | David E. Vokey | 2017-07-04 |
| 9374157 | Drop discriminating network alarm system utilizing a single sensing fiber | Cary R. Murphy, David E. Vokey, Daniel M. Goertzen, Joseph Giovannini | 2016-06-21 |
| 9046669 | Hardware and methods for secure alarmed armored protective distribution systems and management | Cary R. Murphy, Joseph Giovannini, David J. Thompson, David E. Vokey | 2015-06-02 |
| 8233755 | Securing an optical communications network path by suppression of learned ambient disturbances | Cary R. Murphy, David E. Vokey | 2012-07-31 |
| 8094977 | Intrusion detection system for use on single mode optical fiber using a simplified polarimeter | Cary R. Murphy, David E. Vokey | 2012-01-10 |
| 7706641 | Monitoring individual fibers of an optical cable for intrusion | Cary R. Murphy, Joseph Giovanni, David E. Vokey, Daniel M. Goertzen | 2010-04-27 |
| 7693359 | Intrusion detection system for use on single mode optical fiber using a cost reduced polarimeter | Cary R. Murphy, David E. Vokey | 2010-04-06 |
| 7634387 | Frequency envelope detection method for signal analysis | Cary R. Murphy, Daniel M. Goertzen, David E. Vokey | 2009-12-15 |
| 7403674 | Intrusion detection system for a multimode optical fiber using a bulk optical wavelength division multiplexer for maintaining modal power distribution | Cary R. Murphy, David E. Vokey | 2008-07-22 |
| 7403675 | Method of high order mode excitation for multimode intrusion detection | Cary R. Murphy, Joseph Giovanni, David E. Vokey | 2008-07-22 |
| 7376293 | Remote location of active section of fiber in a multimode intrusion detection system | Cary R. Murphy, David E. Vokey | 2008-05-20 |
| 7333681 | Intrusion detection and location system for use on multimode fiber optic cable | Cary R. Murphy, David E. Vokey | 2008-02-19 |
| 7206469 | Intrusion detection system for use on single mode optical fiber using a polarimeter | Cary R. Murphy, David E. Vokey | 2007-04-17 |
| 7142737 | Intrusion detection system for use on single mode optical fiber using a storage register for data | Cary R. Murphy, David E. Vokey | 2006-11-28 |
| 7120324 | Intrusion detection system for use on an optical fiber using a translator of transmitted data for optimum monitoring conditions | Cary R. Murphy, David E. Vokey | 2006-10-10 |
| 7092586 | Intrusion detection system for use on an optical fiber using a translator of transmitted data for optimum monitoring conditions | David E. Vokey, Cary R. Murphy | 2006-08-15 |
| 5090018 | Pulsed laser system for visually detecting faults in optical waveguides | Cary R. Murphy | 1992-02-18 |