Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TK

Thomas A. Knowles — 1 Patent

OLOlin: 1 patents #449 of 783Top 60%
Cheshire, CT: #349 of 532 inventorsTop 70%
Connecticut: #21,465 of 34,797 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Thomas A. Knowles has been granted 1 US patent while listed as an inventor at Olin. All of these patents were granted in 1994. Thomas A. Knowles ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Thomas A. Knowles in Cheshire, CT, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5319133 Isocyanates and their preparation using hypochlorous acid Robert J. Raynor 1994-06-07 $1,061,000