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

Douglas E. Davis — 4 Patents

Caterpillar: 4 patents #1,672 of 8,398Top 20%
Lafayette, IN: #176 of 808 inventorsTop 25%
Indiana: #8,632 of 33,936 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Douglas E. Davis has been granted 4 US patents while listed as an inventor at Caterpillar. The first was granted in 2018 and the most recent in November 2024. Douglas E. Davis ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Douglas E. Davis in Lafayette, IN, US.

Patents per Year

Patents granted per year, 2018 to 2024Bar chart with a peak of 1 patents in 2018.peak 12018: 1 patents20182019: 1 patents20192021: 1 patents20212024: 1 patents2024

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12146428 Oil make-up system with siphon mitigation Sudhakar Thamodharan, Erik C. Wilson 2024-11-19 $236,109,000
11002176 Temperature regulator with a unitary housing, thermostatic valves and valve holders Mark W. Meyer, Brad Patera 2021-05-11 $54,376,000
10309276 On-engine fluid monitoring system Corey Everette Baxter, Mircea Radu Farmus 2019-06-04 $34,057,000
10052577 Self-cleaning oil filter housing Daniel S. Brandt, Colin A. Hawkins, Viorel Petrariu 2018-08-21 $25,953,000