Inventor · disambiguated record
Frederick R. Mahn
Also filed as: MAHN FREDERICK · MAHN FREDERICK R
10 granted patents·210 citations·filing 1971–1987
91Inventor score
Files withDREW CHEM CORP10
Top patents by PatentIndex Score
10 records- 0184US4894119ARetention and/or drainage and/or dewatering aidDREW CHEM CORP·Filed 1985·Granted Jan 16, 1990·55 cites·10 claims
- 0277US4010110AProcess for dispersing contaminants in circulating water or polar organic liquid systemDREW CHEM CORP·Filed 1976·Granted Mar 1, 1977·38 cites·11 claims
- 0376US3962119ANon-foaming dispersing compositionDREW CHEM CORP·Filed 1971·Granted Jun 8, 1976·28 cites·12 claims
- 0465US4725612ASynergistic microbiocidal compositions containing a mixture of a bicyclic polyoxymethylene oxazolidine and a 1,2-benzisothiazolin-3-oneDREW CHEM CORP·Filed 1987·Granted Feb 16, 1988·27 cites·2 claims
- 0563US4724142ASynergistic microbiocidal compositions containing a mixture of a N-alkyl dimethylbenzylammonium halide and an acrolein/formaldehyde polycondensation productDREW CHEM CORP·Filed 1987·Granted Feb 9, 1988·9 cites·2 claims
- 0662US4104033AFoam prevention in sodium carbonate crystallizationDREW CHEM CORP·Filed 1976·Granted Aug 1, 1978·20 cites·16 claims
- 0760US4724143ASynergistic microbiocidal composition containing a mixture of a bicyclic polyoxymethyleneoxazolidine and an acroloin/formaldehyde polycondensation productDREW CHEM CORP·Filed 1987·Granted Feb 9, 1988·8 cites·2 claims
- 0856US3959176ANon-foaming dispersing compositionDREW CHEM CORP·Filed 1974·Granted May 25, 1976·16 cites·13 claims
- 0955US4725611ASynergistic microbiocidal compositions containing a mixture of a bicyclicpolyoxymethyleneoxazolidine and a 4-isothiazolin-3-oneDREW CHEM CORP·Filed 1987·Granted Feb 16, 1988·6 cites·2 claims
- 1044US4725613ASynergistic microbiocidal composition containing a mixture of a N-alkyldimethylbenzyl ammonium halide and a bicyclicpolyoxymethylene oxazolidineDREW CHEM CORP·Filed 1987·Granted Feb 16, 1988·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →