Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michael Duncan — 8 Patents

EAEarlex: 2 patents #4 of 12Top 35%
J“Joint Stock Company “Novomet-Perm”: 1 patents #6 of 19Top 35%
Koniniklijke Philips N.V.: 1 patents #4,025 of 7,486Top 55%
Caterpillar: 1 patents #4,457 of 8,398Top 55%
UFUS Air Force: 1 patents #6,232 of 16,312Top 40%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Michael Duncan has been granted 8 US patents while listed as an inventor at Earlex. The first was granted in 1993 and the most recent in August 2024. Michael Duncan ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Michael Duncan in Fareham, IL, GB.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12060769 Safety valve for electrical submersible centrifugal pumping system Dmitrii Valeryevich Gorbunov, Artem Nikolayevich Musinskiy, Viktor Georgievich Ostrovskiy, Oleg Borisovich Yurov, Maksim Olegovich Perelman +1 more 2024-08-13
D827809 Portable nebulizer Andrew David Mitchell, Filippo Quadrelli 2018-09-04
8439595 Pre-emplaced electrical vehicle restraint Jordan E. Chaparro, John Durbin 2013-05-14
D601767 Wallpaper steamer Richard Stephen Thom 2009-10-06
7556211 Inlet duct 2009-07-07
7497806 Exercise apparatus for a person with muscular deficiency Simon Geoffrey Parker, Branka Curcic 2009-03-03
7346396 Interface to FES control system Andrew Barriskill, Simon Geoffrey Parker 2008-03-18
H1238 Suspension for an oscillating axle 1993-10-05