Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas McClain — 1 Patent

Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
Essexville, MI: #33 of 56 inventorsTop 60%
Michigan: #50,030 of 86,293 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Douglas McClain has been granted 1 US patent while listed as an inventor at Delphi Technologies. All of these patents were granted in 2003. Douglas McClain ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas McClain in Essexville, MI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6666655 Hydraulic pump nozzle and method of use Roy Heath, Thomas C. Rytlewski, Rick L. Lincoln 2003-12-23 $4,499,000