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

John Cole — 8 Patents

SKSkytran: 5 patents #2 of 5Top 40%
Dana Point, CA: #79 of 393 inventorsTop 25%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
John Cole has been granted 8 US patents while listed as an inventor at Skytran. The first was granted in 2012 and the most recent in February 2024. John Cole ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list John Cole in Dana Point, CA, US.

Patents per Year

Patents granted per year, 2012 to 2024Bar chart with a peak of 2 patents in 2022.peak 22012: 1 patents20122014: 1 patents20142016: 1 patents20162019: 1 patents20192020: 1 patents20202022: 2 patents20222024: 1 patents2024

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11890946 Levitation control system for a transportation system John Lee Wamble, III, Clark B. Foster 2024-02-06
11532977 Magnetic linear drive device and system Clark B. Foster, John Lee Wamble, III 2022-12-20
11447018 Path correction of a vehicle relative to projected magnetic flight path Robert Baertsch, John Lee Wamble, III, Clark B. Foster 2022-09-20
10744887 Levitation control system for a transportation system John Lee Wamble, III, Clark B. Foster 2020-08-18
10487457 Vertical switching in a magnetic levitation guideway transportation system John Lee Wamble, III 2019-11-26
9509244 Fluid turbine modular electric generator including removable stator modules with integrated power electronics and magnetic bearing system John Lee Wamble, III, Christopher J. Perkins, Clark B. Foster, Robert Baertsch 2016-11-29
8803354 Modular electric generator for variable speed turbines John Lee Wamble, III, Christopher J. Perkins, 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, Christopher J. Perkins, Clark B. Foster 2012-05-08