TD

Thomas E. Dando

AS Ashland: 9 patents #8 of 247Top 4%
Overall (All Time): #587,350 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6559203 Foundry binder systems containing an alkyl resorcinol and their use David A. Hutchings, Heimo J. Langer, Ken K. Chang 2003-05-06
6017978 Polyurethane forming no-bake foundry binders Chia-Hung Chen, Ken K. Chang, Albert L. Haugse 2000-01-25
6005021 No-bake foundry mixes and their uses Chia-Hung Chen 1999-12-21
5908914 Benzylic ether phenolic resole resins and their uses William R. Dunnavant, Robert B. Fechter, Heimo J. Langer 1999-06-01
5859091 No-bake foundry mixes and their use Chia-Hung Chen 1999-01-12
5756640 Process for preparing benzylic ether phenolic resole resins William R. Dunnavant, Robert B. Fechter, Heimo J. Langer 1998-05-26
5739255 Benzylic ether phenolic resole resins William R. Dunnavant, Robert B. Fechter, Heimo J. Langer 1998-04-14
5612392 Heat cured foundry binder systems and their uses Ken K. Chang, A. Leonard Haugse 1997-03-18
5457142 Hot-box foundry mix Gary W. Strehl 1995-10-10