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

Harry E. Cartland — 9 Patents

QUQuicklaunch: 7 patents #1 of 4Top 25%
University of California: 1 patents #8,022 of 18,278Top 45%
UEUS Dept of Energy: 1 patents #1,355 of 5,099Top 30%
Roseville, CA: #88 of 741 inventorsTop 15%
California: #67,547 of 386,348 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Harry E. Cartland has been granted 9 US patents while listed as an inventor at Quicklaunch. The first was granted in 2000 and the most recent in March 2022. Harry E. Cartland ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Harry E. Cartland in Roseville, CA, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11267588 Orbital mechanics of impulsive launch 2022-03-08
10427804 Orbital mechanics of impulsive launch 2019-10-01
9567107 Gas gun launcher 2017-02-14
9567108 Gas gun launcher John W. Hunter, Philip James Sluder, Richard Twogood 2017-02-14
8979033 Gas gun launcher John W. Hunter, Philip James Sluder, Richard Twogood 2015-03-17
8664576 Vehicle for launching from a gas gun John W. Hunter, Philip James Sluder, Richard Twogood 2014-03-04
8536502 Vehicle for launching from a gas gun John W. Hunter, Philip James Sluder, Richard Twogood 2013-09-17
6536350 Stagnation pressure activated fuel release mechanism for hypersonic projectiles John W. Hunter 2003-03-25 $3,459,000
6015969 Multiple-wavelength spectroscopic quantitation of light-absorbing species in scattering media Howard Nathel, Billy Colston, Matthew J. Everett, Jeffery N. Roe 2000-01-18