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USPTO Patent Rankings Data through Dec 31, 2025
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Lee P. McMaster — 6 Patents

AMAmoco: 6 patents #116 of 1,251Top 10%
Brookfield, CT: #80 of 302 inventorsTop 30%
Connecticut: #7,364 of 34,797 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Lee P. McMaster has been granted 6 US patents while listed as an inventor at Amoco. The first was granted in 1988 and the most recent in August 1991. Lee P. McMaster ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Lee P. McMaster in Brookfield, CT, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5039717 Copolyesters James H. Kawakami, Lloyd M. Robeson, Bernard Cooker, Louis M. Maresca 1991-08-13 $68,716,000
5037936 Bis(acid chloride) terminated polyaryl ether ketone oligomer Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Markus Matzner, Paul A. Winslow 1991-08-06 $36,420,000
4877682 Laminates containing coextruded scrap Marvin E. Sauers, Tyler F. Hartsing, Jr. 1989-10-31 $23,929,000
4861915 Poly (aryl ether ketone) block copolymers Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Markus Matzner, Paul A. Winslow 1989-08-29 $8,490,000
4786694 Poly(aryl ether ketone) block copolymers Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Markus Matzner, Paul A. Winslow 1988-11-22 $9,819,000
4731429 Novel poly(aryl ether ketones) Paul A. Winslow 1988-03-15 $19,622,000