Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Clark Champney — 7 Patents

NWNelson Stud Welding: 5 patents #2 of 19Top 15%
TLTrw Limited: 2 patents #579 of 2,166Top 30%
NDNewport News Shipbuilding And Dry Dock: 1 patents #13 of 96Top 15%
Vermilion, OH: #11 of 68 inventorsTop 20%
Ohio: #11,780 of 73,341 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Clark Champney has been granted 7 US patents while listed as an inventor at Nelson Stud Welding. The first was granted in 1995 and the most recent in December 2018. Clark Champney ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Clark Champney in Vermilion, OH, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10145113 Stud weldable rebar Ian Houston, Jon Edgar, Cornel Irimies 2018-12-04
10100866 Stand-off weld stud 2018-10-16
7282662 Paint groove stud Terry Sterling 2007-10-16
6799385 Abrasion resistant earth working surface and weld stud 2004-10-05
6176662 Stud having annular rings William C. Easterday 2001-01-23
5618491 Studs for boilers and other high temperature applications Mohan Kurup 1997-04-08 $4,711,000
5383741 End welded stud and supports for wireway hangers Jack E. Vance, Gerald J. Luce, deceased, Robert L. Adair, Jr. 1995-01-24 $16,731,000