Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Douglas C. Gustafson — 1 Patent

ATApplied Process Technology: 1 patents #4 of 9Top 45%
Antioch, CA: #129 of 259 inventorsTop 50%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Douglas C. Gustafson has been granted 1 US patent while listed as an inventor at Applied Process Technology. All of these patents were granted in 1998. Douglas C. Gustafson ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas C. Gustafson in Antioch, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5851407 Process and apparatus for oxidation of contaminants in water Reid Henry Bowman, Michael A. McNeilly, Terry Applebury 1998-12-22