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

Mark Keisling — 2 Patents

FLFluke: 2 patents #175 of 518Top 35%
Monument, CO: #98 of 267 inventorsTop 40%
Colorado: #17,188 of 40,980 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Mark Keisling has been granted 2 US patents while listed as an inventor at Fluke. The first was granted in 1997 and the most recent in September 2004. Mark Keisling ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mark Keisling in Monument, CO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6798183 Method of and apparatus for simultaneously providing tone and intermittent link onto a cable to assist identifying the cable Thomas K. Bohley, Thomas Doumas 2004-09-28
5664105 Method and apparatus for network analysis William R. Marbaker, Christopher Clabaugh, Gordon A. Jensen 1997-09-02 $1,198,000