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USPTO Patent Rankings Data through Sept 30, 2025
RZ

Raymond K. Zapp

Portland, OR: #6,022 of 9,213 inventorsTop 70%
Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,876,023 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5014300 Method and apparatus for accessing a facsimile store and forward network Steven J. Harvath, Vernon O. Kilgore 1991-05-07