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William R. Rigby

AL Alcan International Limited: 2 patents #2 of 62Top 4%
WE Westvaco: 2 patents #3 of 35Top 9%
📍 Huntsville, CA: #1 of 9 inventorsTop 15%
Overall (1989): #3,349 of 140,708Top 3%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4889631 Anodic aluminium oxide membranes Robin C. Furneaux, Anthony T. Thomas 1989-12-26
4859288 Porous anodic aluminum oxide films Robin C. Furneaux 1989-08-22
4836438 Ovenable carton with handles 1989-06-06
4832199 Auto lock display tray 1989-05-23