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Douglas Frederick Widney — 1 Patent

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Corte Madera, CA: #88 of 143 inventorsTop 65%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Douglas Frederick Widney has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2020. Douglas Frederick Widney ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas Frederick Widney in Corte Madera, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10654007 Wine bottle aerator Robert A. Stevenson, Wendy L. Stevenson, Jennifer L. Stevenson, Ryan A. Stevenson 2020-05-19

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