DH

Douglas M. Haseltine

EC Eastman Chemical: 3 patents #491 of 1,245Top 40%
📍 Kingsport, TN: #390 of 821 inventorsTop 50%
🗺 Tennessee: #5,688 of 20,272 inventorsTop 30%
Overall (All Time): #1,634,564 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5928596 Apparatus and process for distributing molten thermoplastic polymers from melt polymerization to molding machines Andrew Ervin McLeod, Larry Cates Windes, Marc Alan Strand 1999-07-27
5753190 Vacuum system for controlling pressure in a polyester process Thomas Lloyd Yount, Jimmy L. Ryans 1998-05-19
5466765 Vaccum system for controlling pressure in a polyester process Thomas Lloyd Yount, Jimmy L. Ryans 1995-11-14