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Douglas G. Davidson — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%

Chicago, IL: #7,600 of 13,327 inventorsTop 60%

Illinois: #49,230 of 84,256 inventorsTop 60%

Overall (All Time): #2,406,284 of 4,157,543Top 60%

1 Patents All Time

Douglas G. Davidson has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1987. Douglas G. Davidson ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Douglas G. Davidson in Chicago, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4653255	Line reel mower	John D. O'Brien, Stephen M. Baker	1987-03-31

Douglas G. Davidson — 1 Patent

Issued Patents All Time

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