Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Colin Hargis — 9 Patents

CLControl Techniques Limited: 4 patents #3 of 34Top 9%
NLNidec Control Techniques Limited: 3 patents #1 of 19Top 6%
CBCentral Electricity Generating Board: 1 patents #5 of 17Top 30%
Oswestry, GB: #1 of 13 inventorsTop 8%
Overall (All Time): #567,400 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9906180 Inverter drives having a controlled power output 2018-02-27
9685903 Method and system for controlling a power output of an inverter 2017-06-20
9647592 Inverter drives having a controlled power output 2017-05-09
9246431 Method of optimising input components 2016-01-26
9209718 Fail safe circuit Andrew Jeremy Sykes, Richard Mark Wain 2015-12-08
9093945 Fail-safe interface Richard Mark Wain 2015-07-28
9024557 Variable switching frequency power converter 2015-05-05
5854546 Suppression of radio frequency emissions 1998-12-29
4812751 Apparatus for monitoring earth faults on the rotor winding of a generator Ian Roberts 1989-03-14