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Robert A. Schaffer — 1 Patent

EPEz Painter: 1 patents #13 of 25Top 55%
Greenfield, WI: #129 of 223 inventorsTop 60%
Wisconsin: #23,997 of 40,088 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert A. Schaffer has been granted 1 US patent while listed as an inventor at Ez Painter. All of these patents were granted in 1989. Robert A. Schaffer ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert A. Schaffer in Greenfield, WI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4829623 Pad attachment for paint roller assemblies Michael W. Brezette, Fredrick B. Burns, Howard R. Moon 1989-05-16

Frequent Collaborators

Fredrick B. Burns1 shared
Michael W. Brezette1 shared
Howard R. Moon1 shared

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