Inventor · disambiguated record
Fred Korpel
Also filed as: KORPEL FRED
2 granted patents·6 citations·filing 2001–2002
44Inventor score
Files withFLEXSYS BV2
Top patents by PatentIndex Score
2 records- 0162US6770189B2Process for improving the purity of quaternary ammonium hydroxides by electrolysisFLEXSYS BV·Filed 2001·Granted Aug 3, 2004·6 cites·20 claims
- 0232US7824538B2Process for improving the purity of quaternary ammonium hydroxides by electrolysis in a two-compartment cellFLEXSYS BV·Filed 2002·Granted Nov 2, 2010·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →