Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11796562 | Acoustic intensity sensor using a MEMS triaxial accelerometer and MEMS microphones | David Raymond Dall'Osto, Peter H. Dahl | 2023-10-24 |
| 10809410 | Method and apparatus for simultaneous inductive excitation and locating of utilities | Thorkell Gudmundsson, Dimitar Gargov | 2020-10-20 |
| 10725191 | Method and apparatus for simultaneous inductive excitation and locating of utilities | Thorkell Gudmundsson, Dimitar Gargov | 2020-07-28 |
| 10613123 | Method and apparatus for power quality and synchrophasor monitoring on power lines | Thorkell Gudmundsson, David M. Hull, Ross N. Adelman | 2020-04-07 |
| 9285222 | Autonomous vehicle power line position and load parameter estimation | Thorkell Gudmundsson, Dimitar Gargov | 2016-03-15 |
| 9158024 | System for determining a precise location and orientation of a concealed dipole transmitter | Johan Overby, Dimitar Gargov, Kun Li | 2015-10-13 |
| 9151822 | Precise positioning using a distributed sensor network | Thorkell Gudmundsson, Dimitar Gargov | 2015-10-06 |
| 9037314 | UAV power line position and load parameter estimation | Thorkell Gudmundsson, Dimitar Gargov | 2015-05-19 |
| 8188745 | Precise location and orientation of a concealed dipole transmitter | Johan Overby, Dimitar Gargov, Kun Li | 2012-05-29 |
| 7834801 | Sensor fusion for model-based detection in pipe and cable locator systems | Ruwan Welaratna | 2010-11-16 |
| 7358738 | Method and apparatus for digital detection of electronic markers using frequency adaptation | Johan Overby | 2008-04-15 |
| 7285958 | Method and apparatus for digital detection of electronic markers using frequency adaptation | Johan Overby | 2007-10-23 |
| 7113124 | Centerline and depth locating method for non-metallic buried utility lines | — | 2006-09-26 |
| 7062414 | Method and apparatus for digital detection of electromagnetic signal strength and signal direction in metallic pipes and cables | Johan Overby | 2006-06-13 |
| 6978015 | Method and apparatus for cooperative diagnosis of impairments and mitigation of disturbers in communication systems | Mark Erickson, Ioannis Kanellakopoulos, John J. Hench, Sunil Shah, Michail Tsatsanis +1 more | 2005-12-20 |
| 6970415 | Method and apparatus for characterization of disturbers in communication systems | Cecilia Galarza, Michail Tsatsanis, Mark Erickson, Ioannis Kanellakopoulos, Ming Gu +4 more | 2005-11-29 |
| 6834109 | Method and apparatus for mitigation of disturbers in communication systems | Thomas Edward Pare, Jr., Michail Tsatsanis, Ioannis Kanellakopoulos, Mark Erickson, Cecilia Galarza +7 more | 2004-12-21 |
| 5646569 | Method and apparatus for AC coupling | Thomas V. Bruhns, Donald R. Hiller, Jan R. Hofland | 1997-07-08 |
| 5224170 | Time domain compensation for transducer mismatch | — | 1993-06-29 |