Inventor · disambiguated record
Karl C. Huff
Also filed as: HUFF KARL · HUFF KARL C
7 granted patents·168 citations·filing 1983–2013
87Inventor score
Top patents by PatentIndex Score
7 records- 0185US4959406ALaser-writable materialBAYER AG·Filed 1989·Granted Sep 25, 1990·43 cites·3 claims
- 0274US9200630B1Electric or water powered sump pumpPOPA ZENO·Filed 2013·Granted Dec 1, 2015·7 cites·3 claims
- 0374US5725758AFiltration system and assemblyWATER REFINING INC·Filed 1996·Granted Mar 10, 1998·53 cites·12 claims
- 0458US5552465APolycarbonate molding compounds stable to light ageingBAYER ATKIENGESELLSCHAFT·Filed 1995·Granted Sep 3, 1996·21 cites·5 claims
- 0556US7044158B1Continuous filtration systems using pump, venturi and flow control valveHUFF KARL C·Filed 2000·Granted May 16, 2006·8 cites·20 claims
- 0656US4731180AWater-solids separator and wiper bladeHUFF KARL C·Filed 1983·Granted Mar 15, 1988·18 cites·18 claims
- 0747US6149824AContinuous filtration system using single pump, venturi, and flow control valveWATER REFINING INC·Filed 1998·Granted Nov 21, 2000·18 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →