Inventor · disambiguated record
David G. Pottratz
Also filed as: POTTRATZ DAVID G · POTTRATZ DAVID GEORGE
10 granted patents·162 citations·filing 1991–1996
90Inventor score
Top patents by PatentIndex Score
10 records- 0185US5139622APurification of propylene oxide by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted Aug 18, 1992·31 cites·3 claims
- 0282US5354430AStaged purification of contaminated propylene oxideTEXACO CHEMICAL·Filed 1993·Granted Oct 11, 1994·26 cites·17 claims
- 0379US5145563ADehydration of propylene oxide by extracting distillationTEXACO CHEMICAL·Filed 1991·Granted Sep 8, 1992·20 cites·4 claims
- 0472US5116466APropylene oxide purification by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted May 26, 1992·13 cites·4 claims
- 0570US5154803APurification of contaminated propylene oxide by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted Oct 13, 1992·12 cites·4 claims
- 0662US5773634ATertiary butyl alcohol absorption process for recovering propylene and isobutaneHUNTSMAN SPEC CHEM CORP·Filed 1996·Granted Jun 30, 1998·9 cites·3 claims
- 0756US5160587AExtractive distillation of propylene oxideTEXACO CHEMICAL·Filed 1991·Granted Nov 3, 1992·20 cites·3 claims
- 0846US5154804ARemoval of water, acetone and methanol from propylene oxide by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted Oct 13, 1992·13 cites·9 claims
- 0940US5145561ARemoval of water and methanol from propylene oxide by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted Sep 8, 1992·9 cites·10 claims
- 1040US5116467AWater and acetone removal from propylene oxide by extractive distillationTEXACO CHEMICAL·Filed 1991·Granted May 26, 1992·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →