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USPTO Patent Rankings Data through Dec 31, 2025
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Constantine Tsonopoulos — 1 Patent

ExxonMobil: 1 patents #5,674 of 10,161Top 60%
Morristown, NJ: #847 of 1,322 inventorsTop 65%
New Jersey: #41,444 of 69,400 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Constantine Tsonopoulos has been granted 1 US patent while listed as an inventor at ExxonMobil. All of these patents were granted in 1990. Constantine Tsonopoulos ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Constantine Tsonopoulos in Morristown, NJ, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4962238 Removal of glycols from a polyalkylene glycol dialkyl ether solution Ralph G. Wolfe, Dennis P. Maloney, Robert E. Steele, Eugene R. Thomas 1990-10-09 $35,978,000