Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CP

Christopher J. Perkins — 7 Patents

BOBose: 3 patents #423 of 1,083Top 40%
RVRoss Operating Valve: 1 patents #21 of 51Top 45%
Westlake Village, CA: #125 of 587 inventorsTop 25%
California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #705,607 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11739772 Redundant valve manifold system Thomas Peter Thornber 2023-08-29
11533033 Audio signal amplifier gain control Brian Sennett, Robert J. Currie, Thomas Daly, Craig Small 2022-12-20
9509244 Fluid turbine modular electric generator including removable stator modules with integrated power electronics and magnetic bearing system John Lee Wamble, III, John Cole, Clark B. Foster, Robert Baertsch 2016-11-29
9351072 Multi-band harmonic discrimination for feedback suppression Michael Arthur Siegel, Alexander George 2016-05-24
9054658 Power supply with rectifier protection Michael B. Nussbaum, Zoran Coric, Timothy Sheen 2015-06-09
8803354 Modular electric generator for variable speed turbines John Lee Wamble, III, John Cole, Clark B. Foster, Robert Baertsch 2014-08-12
8171858 Transit system vehicle guideway constructed from modular elements and using magnetic levitation for suspension and propulsion vehicles John Lee Wamble, III, John Cole, Clark B. Foster 2012-05-08