Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Doug Gustafson — 2 Patents

ATApplied Process Technology: 1 patents #4 of 9Top 45%
STStepan: 1 patents #127 of 221Top 60%
Antioch, CA: #85 of 259 inventorsTop 35%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Doug Gustafson has been granted 2 US patents while listed as an inventor at Applied Process Technology. The first was granted in 2000 and the most recent in November 2023. Doug Gustafson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Doug Gustafson in Antioch, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11827544 Catalyst-free method for degrading dioxane in alkyl ether sulfate vacuum removal water Matthew V. Vollmer, Donald E. Oulman, Aaron Brown, Dennis Smith, Terry Applebury 2023-11-28 $5,563,000
6024882 Process and apparatus for water decontamination Michael A. McNeilly, Reid Henry Bowman, Terry Applebury 2000-02-15