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USPTO Patent Rankings Data through Dec 31, 2025
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Robert A. Sinclair — 6 Patents

3M: 6 patents #2,542 of 11,543Top 25%
Windom, MN: #571 of 2,819 inventorsTop 25%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Robert A. Sinclair has been granted 6 US patents while listed as an inventor at 3M. The first was granted in 1985 and the most recent in April 2002. Robert A. Sinclair ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Robert A. Sinclair in Windom, MN, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6376065 Fluorochemical benzotriazoles Gary A. Korba, Mark E. Mueller 2002-04-23 $14,963,000
4751108 Method of making a pressure-sensitive adhesive tape having a substantially tack-free surface Franklin C. Larimore 1988-06-14 $11,767,000
4704444 Polyhydridosilanes and their conversion to pyropolymers Katherine A. Brown-Wensley 1987-11-03 $11,895,000
4656077 Pressure-sensitive adhesive tape having a substantially tack-free surface Franklin C. Larimore 1987-04-07 $20,604,000
4611035 Polyhydridosilanes and their conversion to pyropolymers Katherine A. Brown-Wensley 1986-09-09 $22,703,000
4537942 Polyhydridosilanes and their conversion to pyropolymers Katherine A. Brown-Wensley 1985-08-27 $13,214,000