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Don Lehman — 1 Patent

TETearscience: 1 patents #22 of 31Top 75%
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
Don Lehman has been granted 1 US patent while listed as an inventor at Tearscience. All of these patents were granted in 2011. Don Lehman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Don Lehman in Chicago, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D638128 Ocular device design Gary F. Prokop, David Chesley, Joey Nakayama, Keith Gausmann, Adam M. Ruggles 2011-05-17

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