FH

Frederick C. Hansen

SS S. C. Johnson & Son: 3 patents #519 of 1,588Top 35%
SM S. C. Johnson Commercial Markets: 2 patents #21 of 88Top 25%
JP Johnson Polymer: 1 patents #10 of 35Top 30%
Overall (All Time): #661,777 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6858678 Continuous bulk polymerization and esterification process and compositions including the polymeric product Kevin M. Andrist, John E. Blasko, Glenn C. Calhoun, Dean R. Hellwig, Kurt A. Hessenius +9 more 2005-02-22
6355727 Continuous bulk polymerization and esterification process Kevin M. Andrist, John E. Blasko, Glenn C. Calhoun, Dean R. Hellwig, Kurt A. Hessenius +9 more 2002-03-12
6020061 Emulsion polymerization using polymeric surfactants Steven Michael Hurley 2000-02-01
5058523 Warning device John W. Mikkonen 1991-10-22
4936244 Warning device John W. Mikkonen 1990-06-26
4730019 Process for preparing an aqueous cut of a ligand-free monomer/maleic anhydride polymer and product 1988-03-08
4623692 Process for preparing an aqueous cut of a ligand-free monomer/maleic anhydride polymer and product 1986-11-18
4598118 Coatings containing an alphaolefin terpolymer Richard A. Kiehlbauch 1986-07-01