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USPTO Patent Rankings Data through Dec 31, 2025
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Robert W. Roefer — 2 Patents

IBM: 2 patents #32,909 of 70,183Top 50%
Charlotte, NC: #1,852 of 4,868 inventorsTop 40%
North Carolina: #18,944 of 45,564 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert W. Roefer has been granted 2 US patents while listed as an inventor at IBM. The first was granted in 1984 and the most recent in March 1986. Robert W. Roefer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert W. Roefer in Charlotte, NC, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4575816 Interactive transactions processor using sequence table pointers to access function table statements controlling execution of specific interactive functions Thomas A. Hendrickson, George C. Macauley, Donald Lloyd Pierce, Alan B. Strickland 1986-03-11 $15,527,000
4429306 Addressing system for a multiple language character generator George C. Macauley, William F. Nemecek 1984-01-31 $20,902,000