GH

Gary R. Hysell

AO Ashland Oil: 3 patents #73 of 284Top 30%
AS Ashland: 1 patents #125 of 247Top 55%
📍 Columbus, OH: #837 of 3,880 inventorsTop 25%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,292,342 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5424376 Ester cured no-bake foundry binder system Ken K. Chang, William R. Dunnavant, Robert B. Fechter 1995-06-13
5405881 Ester cured no-bake foundry binder systems James T. Schneider 1995-04-11
5376696 Foundry mixes based upon reclaimed sand William R. Dunnavant, Kenneth W. Barnett 1994-12-27
4780489 Modifiers for aqueous basic solutions of phenolic resole resins William R. Dunnavant, Robert B. Fechter, Young D. Kim, Heimo J. Langer 1988-10-25