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USPTO Patent Rankings Data through Dec 31, 2025
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Subhash C. Sarkar — 2 Patents

SESequa: 1 patents #15 of 36Top 45%
Amherst, NH: #153 of 319 inventorsTop 50%
New Hampshire: #5,383 of 12,181 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Subhash C. Sarkar has been granted 2 US patents while listed as an inventor at Sequa. The first was granted in 1993 and the most recent in May 1996. Subhash C. Sarkar ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Subhash C. Sarkar in Amherst, NH, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5517302 Multispectral reflectometer Thornton Stearns 1996-05-14
5262840 Multispectral reflectometer Thornton Stearns 1993-11-16