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

John Marler — 2 Patents

ELEldec: 2 patents #18 of 48Top 40%
Woodinville, WA: #829 of 1,504 inventorsTop 60%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Marler has been granted 2 US patents while listed as an inventor at Eldec. The first was granted in 2002 and the most recent in January 2003. John Marler ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Marler in Woodinville, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6507189 Inductive proximity sensor for detecting ferromagnetic, non-permeable or magnet targets Kevin Woolsey, Jeff Lamping, Bernie Burreson, Steve Knudson 2003-01-14
6424145 Inductive proximity sensor for detecting ferromagnetic, non-permeable or magnet targets Kevin Woolsey, Jeff Lamping, Bernie Burreson, Steve Knudson 2002-07-23