Inventor · disambiguated record
Oscar W. Haas
Also filed as: HAAS OSCAR W
5 granted patents·315 citations·filing 1988–1990
85Inventor score
Top patents by PatentIndex Score
5 records- 0194US4881953APrevention of membrane degradationUNION CARBIDE CORP·Filed 1988·Granted Nov 21, 1989·117 cites·32 claims
- 0293US5004482AProduction of dry, high purity nitrogenUNION CARBIDE CORP·Filed 1989·Granted Apr 2, 1991·63 cites·21 claims
- 0388US4934148ADry, high purity nitrogen production process and systemUNION CARBIDE CORP·Filed 1989·Granted Jun 19, 1990·66 cites·17 claims
- 0475US5122355AMembrane nitrogen process and systemUNION CARBIDE IND GASES TECH·Filed 1990·Granted Jun 16, 1992·30 cites·24 claims
- 0574US5116396AHybrid prepurifier for cryogenic air separation plantsUNION CARBIDE IND GASES TECH·Filed 1990·Granted May 26, 1992·39 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →