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USPTO Patent Rankings Data through Dec 31, 2025
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David E. Conner — 6 Patents

IBM: 5 patents #18,770 of 70,183Top 30%
Robert Bosch Gmbh: 1 patents #10,465 of 19,740Top 55%
Cary, NC: #979 of 3,681 inventorsTop 30%
North Carolina: #8,673 of 45,564 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David E. Conner has been granted 6 US patents while listed as an inventor at IBM. The first was granted in 1980 and the most recent in December 1997. David E. Conner ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David E. Conner in Cary, NC, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D386916 Manual assembly work station 1997-12-02
5132828 Analog video fiber optic link Alexander G. MacInnis 1992-07-21 $8,627,000
4814634 Ternary signal multiplexor circuit Paul Abramson, Lee C. Haas 1989-03-21 $15,511,000
4620187 Transformer coupled, solid state communications line switch 1986-10-28 $35,108,000
4574228 Current controlled motor drive circuit Larry Blue 1986-03-04 $21,886,000
4224684 Receive/bypass circuit for subsystems in polling system Charles R. Hoffman, Melvin T. Laakso 1980-09-23 $41,045,000