Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daryl E. Gilbert — 2 Patents

Rohm And Haas: 2 patents #861 of 2,359Top 40%
Fairless Hills, PA: #19 of 64 inventorsTop 30%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Daryl E. Gilbert has been granted 2 US patents while listed as an inventor at Rohm And Haas. The first was granted in 1994 and the most recent in July 2001. Daryl E. Gilbert ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Daryl E. Gilbert in Fairless Hills, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6258323 Apparatus and method used in multiple, simultaneous synthesis of general compounds Robert Eugene Hormann, Edward M. Sioma 2001-07-10 $19,443,000
D342882 Taper joint clamp James J. Mann 1994-01-04