PB

Peter Grahame Ballard

ZL Zeneca Limited: 1 patents #430 of 867Top 50%
📍 Stockport, GB: #127 of 272 inventorsTop 50%
Overall (All Time): #3,724,910 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5668137 N-heterocyclic sulfonamides having endothelin receptor activity Paul J. Phillips, Robert Hugh Bradbury, Roger James 1997-09-16