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USPTO Patent Rankings Data through Sept 30, 2025
HW

Hugh David Williams

EEEnichem Elastomers: 1 patents #1 of 2Top 50%
Denny, GB: #1 of 1 inventorsTop 100%
Overall (1997): #138,924 of 185,788Top 75%
1 Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5686371 Conjugated diene polymerisation Peter John Ansell 1997-11-11