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

Mark Kauffmann — 5 Patents

STSpx Cooling Technologies: 3 patents #18 of 66Top 30%
MCMarley Cooling Tower Company: 2 patents #5 of 25Top 20%
Merriam, KS: #8 of 43 inventorsTop 20%
Kansas: #2,074 of 12,005 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Mark Kauffmann has been granted 5 US patents while listed as an inventor at Spx Cooling Technologies. The first was granted in 1988 and the most recent in April 2008. Mark Kauffmann ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Mark Kauffmann in Merriam, KS, US.

Patents per Year

Patents granted per year, 1988 to 2008Bar chart with a peak of 2 patents in 2007.peak 21988: 1 patents19882002: 1 patents20022007: 2 patents20072008: 1 patents2008

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7364141 Fluid cooler with evaporative heat exchanger Glenn S. Brenneke, Hobart Cox, Jason Stratman, Eric Wiedemann 2008-04-29
7275735 Fan drive for fluid cooler with evaporative heat exchanger Glenn S. Brenneke, Larry F. Burdick, Hobart Cox, Robert Lewis, Jason Stratman +1 more 2007-10-02
7232116 Fluid cooler with evaporative heat exchanger and intermediate distribution Jason Stratman, Glenn S. Brenneke, Hobart Cox, Eric Wiedemann 2007-06-19
D465838 Cooling tower Eldon F. Mockry, Ohler L. Kinney, Jr. 2002-11-19
4788013 Four-way airflow induced draft crossflow cooling tower Ohler L. Kinney, Jr., James R. Jones, Paul Hink 1988-11-29