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USPTO Patent Rankings Data through Dec 31, 2025
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Robert N. DeWitt — 1 Patent

OPOpex: 1 patents #53 of 77Top 70%
Marlton, NJ: #140 of 273 inventorsTop 55%
New Jersey: #41,444 of 69,400 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert N. DeWitt has been granted 1 US patent while listed as an inventor at Opex. All of these patents were granted in 1992. Robert N. DeWitt ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert N. DeWitt in Marlton, NJ, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5115918 Apparatus for the automated processing of bulk mail and the like William R. Lile, Stephen Clyde Tentarelli 1992-05-26