Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DW

David E. Whitehead — 66 Patents

SLSchweitzer Engineering Laboratories: 66 patents #2 of 418Top 1%
Pullman, WA: #2 of 521 inventorsTop 1%
Washington: #659 of 76,902 inventorsTop 1%
Overall (All Time): #32,599 of 4,157,543Top 1%
66 Patents All Time
David E. Whitehead has been granted 66 US patents while listed as an inventor at Schweitzer Engineering Laboratories. The first was granted in 1999 and the most recent in November 2022. David E. Whitehead ranks #32,599 of 4,157,543 US inventors in our database (top 0.78%). Patent records list David E. Whitehead in Pullman, WA, US.

Issued Patents All Time

Showing 1–25 of 66 patents

Patent #TitleCo-InventorsDate
11513143 Loopback testing of electric power protection systems Edmund O. Schweitzer, III, Krishnanjan Gubba Ravikumar, Austin Edward Wade 2022-11-29
11320475 Testing system for traveling wave fault detectors Tony J. Lee, Zachary King Sheffield, Tracey G. Windley 2022-05-03
11258249 Primary and system protection for an electric power delivery system Edmund O. Schweitzer, III, Tony J. Lee, Krishnanjan Gubba Ravikumar 2022-02-22
11165238 Electrical arc event detection in an electric power system Edmund O. Schweitzer, III, David J. Casebolt, Krishnanjan Gubba Ravikumar, Austin Edward Wade, Lisa Gayle Nelms +1 more 2021-11-02
11125821 Testing device for protective relays in electric power delivery systems Edmund O. Schweitzer, III, Tony J. Lee, David J. Casebolt, Krishnanjan Gubba Ravikumar, David Schmidt +1 more 2021-09-21
11119128 Loopback testing of electric power protection systems Edmund O. Schweitzer, III, Krishnanjan Gubba Ravikumar, Austin Edward Wade 2021-09-14
11115311 Data tunneling for testing equipment in electric power system Edmund O. Schweitzer, III, Tony J. Lee, Lisa Gayle Nelms, Austin Edward Wade, Krishnanjan Gubba Ravikumar 2021-09-07
11114892 Electric power system transducer failure monitor and measurement recovery Edmund O. Schweitzer, III, Daqing Hou, Tony J. Lee, Krishnanjan Gubba Ravikumar 2021-09-07
11112466 Equipment failure detection in an electric power system Edmund O. Schweitzer, III, Tony J. Lee, David J. Casebolt, Krishnanjan Gubba Ravikumar, Austin Edward Wade +1 more 2021-09-07
11108737 Secure electric power delivery system protection during cyber threats Edmund O. Schweitzer, III, Krishnanjan Gubba Ravikumar, Austin Edward Wade, Tony J. Lee, David J. Casebolt 2021-08-31
11100595 Electric power system pricing with energy packets Edmund O. Schweitzer, III, Gregary C. Zweigle, Dallas J. Jacobsen 2021-08-24
11079436 Multiple merging unit testing system Edmund O. Schweitzer, III, Krishnanjan Gubba Ravikumar, Austin Edward Wade 2021-08-03
11056082 Waterfall display for high-speed streaming measurements Edmund O. Schweitzer, III, David J. Casebolt, Krishnanjan Gubba Ravikumar, Austin Edward Wade 2021-07-06
11056874 Fault detection and protection during steady state using traveling waves Edmund O. Schweitzer, III, Bogdan Z. Kasztenny 2021-07-06
11050234 Integration of primary protection relays for electric power delivery systems Edmund O. Schweitzer, III, Krishnanjan Gubba Ravikumar, Austin Edward Wade 2021-06-29
11038336 Redundant power module and discharge circuit for improved substation device availability Edmund O. Schweitzer, III, David J. Casebolt, Krishnanjan Gubba Ravikumar, Sean Robertson, Austin Edward Wade +1 more 2021-06-15
10951057 Reliable power module for improved substation device availability Edmund O. Schweitzer, III, Tony J. Lee, David J. Casebolt, Krishnanjan Gubba Ravikumar, Austin Edward Wade +3 more 2021-03-16
10742022 Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements Edmund O. Schweitzer, III, Mangapathirao Venkata Mynam, Armando Guzman-Casillas, Bogdan Z. Kasztenny, Veselin Skendzic 2020-08-11
10656198 Electric power system monitoring using high-frequency signals Edmund O. Schweitzer, III, Veselin Skendzic, Cody W. Tews 2020-05-19
10605887 Systems and methods for revenue meter testing Edmund A. Schweitzer, Jean M. Leon Eternod, Julian M. Alzate 2020-03-31
10581237 High-frequency electric power system signal processing system Edmund O. Schweitzer, III, Mangapathirao Venkata Mynam 2020-03-03
10564246 Testing system for traveling wave fault detectors Tony J. Lee, Zachary King Sheffield, Tracey G. Windley 2020-02-18
10564247 Testing system for traveling wave fault detectors Armando Guzman-Casillas, Mangapathirao Venkata Mynam, Taylor Joseph Blanc, Tony J. Lee, Zachary King Sheffield +1 more 2020-02-18
10422827 Time-domain line differential protection of electric power delivery systems Edmund O. Schweitzer, III, Mangapathirao Venkata Mynam, Bogdan Z. Kasztenny, Armando Guzman-Casillas, Veselin Skendzic 2019-09-24
10379500 Time distribution device with multi-band antenna Shankar V. Achanta, Henry Loehner 2019-08-13