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USPTO Patent Rankings Data through Dec 31, 2025
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Partha S. Ray — 8 Patents

FMFmc: 8 patents #113 of 1,735Top 7%
Memphis, TN: #227 of 1,908 inventorsTop 15%
Tennessee: #2,376 of 20,272 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Partha S. Ray has been granted 8 US patents while listed as an inventor at Fmc. The first was granted in 1996 and the most recent in January 1998. Partha S. Ray ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Partha S. Ray in Memphis, TN, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5710157 2,4-diamino-5,6-disubstituted-and 5,6,7-trisubstituted-5-deazapteridines as insecticides Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Munirathnam K. Chaguturu, Brian D. Bennett 1998-01-20 $5,354,000
5627189 Insecticidal 5-substituted-2,4-diaminopyrimidine derivatives Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Albert C. Lew, Munirathnam K. Chaguturu +1 more 1997-05-06 $4,753,000
5593998 2,4-diamino-5,6-disubstituted-and 5,6,7-trisubstituted-5-deazapteridines as insecticides Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Munirathnam K. Chaguturu, Brian D. Bennett 1997-01-14 $9,757,000
5587379 Insecticidal 5-substituted-2,4-diaminopyrimidine derivatives Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Albert C. Lew, Munirathnam K. Chaguturu +1 more 1996-12-24 $9,676,000
5547954 2,4-Diamino-5,6-disubstituted-and 5,6,7-trisubstituted-5-deazapteridines as insecticides Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Munirathnam K. Chaguturu, Brian D. Bennett 1996-08-20 $4,844,000
5534518 Insecticidal substituted-2,4-diaminoquinazolines Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Albert C. Lew, Munirathnam K. Chaguturu +5 more 1996-07-09 $5,363,000
5532370 2,4-diamino-5,6-disubstituted- and 5,6,7-trisubstituted 5-deazapteridines as insecticides Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Munirathnam K. Chaguturu, Brian D. Bennett 1996-07-02 $3,546,000
5521192 Insecticidal 5-substituted-2,4-diaminopyrimidine derivatives Robert N. Henrie, II, Clinton J. Peake, Thomas G. Cullen, Albert C. Lew, Munirathnam K. Chaguturu +1 more 1996-05-28 $3,327,000