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David Krahulec — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Manhattan, IL: #22 of 39 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
David Krahulec has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2009. David Krahulec ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David Krahulec in Manhattan, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7633408 Portable traffic light John Yingst, Albert Voehringer 2009-12-15

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