Inventor · disambiguated record
Fred W. Koff
Also filed as: BELDEN REED H · KOFF FRED W · SIFNIADES STYLIANOS
6 granted patents·141 citations·filing 1974–1981
83Inventor score
Top patents by PatentIndex Score
6 records- 0195US4358618ADecomposition of cumene oxidation productALLIED CORP·Filed 1981·Granted Nov 9, 1982·87 cites·8 claims
- 0283US4147623AHydroxylamine purification via ion exclusionALLIED CHEM·Filed 1977·Granted Apr 3, 1979·27 cites·20 claims
- 0371US4202765AHydroxylamine purification via cation exchangeALLIED CHEM·Filed 1978·Granted May 13, 1980·17 cites·16 claims
- 0456US4166842AHydroxylamine purification via liquid/liquid extractionALLIED CHEM·Filed 1977·Granted Sep 4, 1979·9 cites·16 claims
- 0538US3956410APurification of chloronitrosocyclohexane dimer (CNCD)ALLIED CHEM·Filed 1975·Granted May 11, 1976·1 cites·11 claims
- 0629US3931343ANitrosochlorination of cyclo-olefinsALLIED CHEM·Filed 1974·Granted Jan 6, 1976·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →