Inventor · disambiguated record
Frederick W. Frey
Also filed as: FREY FREDERICK W
7 granted patents·32 citations·filing 1974–1988
82Inventor score
Files withETHYL CORP7
Top patents by PatentIndex Score
7 records- 0157US4507504AProcess for preparing tertiary phosphinesETHYL CORP·Filed 1983·Granted Mar 26, 1985·4 cites·8 claims
- 0257US4507503AProcess for preparing tertiary phosphinesETHYL CORP·Filed 1983·Granted Mar 26, 1985·4 cites·5 claims
- 0349US3954443AAluminum processETHYL CORP·Filed 1974·Granted May 4, 1976·7 cites·19 claims
- 0445US4730070AStabilization of amine alanesETHYL CORP·Filed 1987·Granted Mar 8, 1988·6 cites·11 claims
- 0544US4866191AStabilization of amine alanesETHYL CORP·Filed 1988·Granted Sep 12, 1989·2 cites·10 claims
- 0641US4757154APreparation of silane and amine alanesETHYL CORP·Filed 1986·Granted Jul 12, 1988·5 cites·14 claims
- 0739US4782171AStabilization of amine alanesETHYL CORP·Filed 1987·Granted Nov 1, 1988·4 cites·6 claims
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