Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John T. Larson — 2 Patents

3M: 2 patents #5,350 of 11,543Top 50%
Austin, TX: #9,327 of 18,064 inventorsTop 55%
Texas: #52,941 of 125,132 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John T. Larson has been granted 2 US patents while listed as an inventor at 3M. The first was granted in 2000 and the most recent in January 2002. John T. Larson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John T. Larson in Austin, TX, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6340794 Stress control for termination of a high voltage cable Robert A. Wandmacher, Lawrence C. Chor 2002-01-22 $117,214,000
6015629 Stress control for termination of a high voltage cable Thomas Heyer, Robert A. Wandmacher, Lawrence C. Chor 2000-01-18 $31,964,000