DF

Dale L. Fredell

EU Ecolab Usa: 5 patents #115 of 575Top 20%
📍 Litchfield, MN: #17 of 107 inventorsTop 20%
🗺 Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #1,054,773 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5480643 Stable antimicrobial dialdehyde composition and methods of use Daniel J. Donovan, David D. McSherry 1996-01-02
5419908 Sanitizing composition comprising a blend of aromatic and polyunsaturated carboxylic acids Francis L. Richter, Daniel E. Pedersen, May J. Biedscheid 1995-05-30
5336500 Sanitizing composition comprising a blend of aromatic and polyunsaturated carboxylic acid Francis L. Richter, Daniel E. Pedersen, May J. Biedscheid 1994-08-09
5234719 Food additive sanitizing compositions Francis L. Richter, Daniel E. Pedersen, Duane J. Reinhardt 1993-08-10
5158778 Stable antimicrobial dialdehyde composition and methods of use Daniel J. Donovan, David D. McSherry 1992-10-27