Adelphi, Maryland
United States
11
2026-04-02
The entities that hold a legal rights for patent applications filed by inventor Hull David M.:
David M. Hull from Adelphi, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Transparent Induction Based D-Dot Electric Field Sensors
#2 | 2022-02-17Non contact power meter independent of placement of field sensors around the cable
#3 | 2018-03-29Non-contact multi-phase cable sensor
#4 | 2017-04-06Method of autonomous power line detection, avoidance, navigation, and inspection using aerial crafts
#5 | 2016-11-10Electric field sensor
#6 | 2016-01-28Electric field sensor
#7 | 2014-11-20Method and apparatus for power quality and synchrophasor monitoring on power lines
#8 | 2009-05-05Systems and methods involving electric-field cages
#9 | 2008-10-16Methods of detecting anomalies in ambient alternating current fields
#10 | 2008-08-12Systems and methods for reducing common-mode platform noise in electric-field sensors
#11 | 2008-02-28Methods for detecting and classifying loads on AC lines
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