Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DL

Douglas E. Lenz — 3 Patents

TKThermo King: 3 patents #125 of 483Top 30%
Savage, MN: #129 of 354 inventorsTop 40%
Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,544,467 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D687135 Cover for a transport temperature control unit Thomas W. Kampf, Fusu Thao, David A. Schmitz, Tye S. Sonney, Thomas C. McCartney 2013-07-30
5977646 Method for automatically stopping and restarting an engine powered generator Ladislaus Joseph Brabec 1999-11-02
5977647 Automatic pretrip for engine powered generator Ladislaus Joseph Brabec, Jay L. Hanson, Dave Forsmark, Mike P. Gaynor, Doyle G. Herrig +1 more 1999-11-02