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

John Carolan — 1 Patent

Merck: 1 patents #5,440 of 9,382Top 60%
Drogheda, IE: #12 of 21 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John Carolan has been granted 1 US patent while listed as an inventor at Merck. All of these patents were granted in 1999. John Carolan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John Carolan in Drogheda, IE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5932767 Process for preparing dibenzocycloheptene compounds Robert S. Hoerrner, Joseph Auerbach 1999-08-03 $79,552,000