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USPTO Patent Rankings Data through Sept 30, 2025
RE

Robert Mark Englekirk

PSPsemi: 4 patents #9 of 83Top 15%
Littleton, CO: #5 of 179 inventorsTop 3%
Colorado: #229 of 5,114 inventorsTop 5%
Overall (2022): #40,755 of 548,613Top 8%
4 Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11507125 Controllable temperature coefficient bias circuit Keith Bargroff, Christopher C. Murphy, Tero Tapio Ranta 2022-11-22
11451205 Power amplifier self-heating compensation circuit Tero Tapio Ranta, Keith Bargroff, Christopher C. Murphy 2022-09-20
11374540 Cascode amplifier bias circuits Jonathan James Klaren, David Kovac, Eric S. Shapiro, Christopher C. Murphy, Keith Bargroff +1 more 2022-06-28
11251140 Transient stabilized SOI FETs Keith Bargroff, Christopher C. Murphy, Tero Tapio Ranta, Simon Edward Willard 2022-02-15