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USPTO Patent Rankings Data through Dec 31, 2025
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Robert Mark Englekirk — 10 Patents in 2025

PSPsemi: 8 patents #2 of 65Top 4%
MCMurata Manufacturing Co.: 2 patents #185 of 930Top 20%
Littleton, CO: #2 of 135 inventorsTop 2%
Colorado: #33 of 4,451 inventorsTop 1%
Overall (2025): #7,471 of 469,880Top 2%
10 Patents 2025

Issued Patents 2025

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12431890 Devices and methods for improving voltage handling and/or bi-directionality of stacks of elements when connected between terminals Tero Tapio Ranta, Shawn Bawell, Robert W. Greene, Christopher N. Brindle 2025-09-30
12399209 Current measurement for defect detection Ronald E. Reedy, Tero Tapio Ranta 2025-08-26
12322713 Transient stabilized SOI FETs Keith Bargroff, Christopher C. Murphy, Tero Tapio Ranta, Simon Edward Willard 2025-06-03
12313703 Low-voltage fuse read circuit 2025-05-27
12298798 Controllable temperature coefficient bias circuit Keith Bargroff, Christopher C. Murphy, Tero Tapio Ranta 2025-05-13
12255588 Cascode amplifier bias circuits Jonathan James Klaren, David Kovac, Eric S. Shapiro, Christopher C. Murphy, Keith Bargroff +1 more 2025-03-18
12255587 Gate drivers for stacked transistor amplifiers Poojan Wagh, Kashish Pal, Tero Tapio Ranta, Keith Bargroff, Simon Edward Willard 2025-03-18
12242293 Low-noise high efficiency bias generation circuits and method Tae Youn Kim 2025-03-04
12237835 PIN determination for single-conductor interface 2025-02-25
12191833 Power amplifier self-heating compensation circuit Tero Tapio Ranta, Keith Bargroff, Christopher C. Murphy 2025-01-07