Inventor · disambiguated record
Fred J. Impastato
Also filed as: IMPASTATO FRED J
3 granted patents·84 citations·filing 1989–1992
73Inventor score
Technology areasC07C
Files withETHYL CORP3
Top patents by PatentIndex Score
3 records- 0190US4968837AResolution of racemic mixturesETHYL CORP·Filed 1989·Granted Nov 6, 1990·35 cites·9 claims
- 0289US5015764APreparation of optically active aliphatic carboxylic acidsETHYL CORP·Filed 1990·Granted May 14, 1991·43 cites·23 claims
- 0357US5208374AAmine oxide processETHYL CORP·Filed 1992·Granted May 4, 1993·6 cites·17 claims
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