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

William R. Groff — 2 Patents

BLBendix Limited: 2 patents #133 of 548Top 25%
Newport News, VA: #204 of 572 inventorsTop 40%
Virginia: #12,799 of 34,511 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William R. Groff has been granted 2 US patents while listed as an inventor at Bendix Limited. All of these patents were granted in 1980. William R. Groff ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William R. Groff in Newport News, VA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4214236 Driver circuit for an electrical load with capability for detecting a short in the load Ralph W. Carp 1980-07-22 $1,453,000
4213181 Energy dissipation circuit for electromagnetic injection Ralph W. Carp, Robert E. Weber 1980-07-15 $1,139,000