PF

Peter J. Fernholz

EU Ecolab Usa: 36 patents #38 of 1,442Top 3%
EL Economics Laboratory: 3 patents #4 of 48Top 9%
📍 Saint Paul, MN: #27 of 620 inventorsTop 5%
🗺 Minnesota: #1,341 of 52,454 inventorsTop 3%
Overall (All Time): #81,271 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
8114222 Method for cleaning industrial equipment with pre-treatment Brandon Herdt 2012-02-14
7392811 Delivery head for multiple phase treatment composition, vessel including a delivery head, and method for treating a vessel interior surface Richard Staub, Mark R. Altier, Paul Frazer Schacht, Robert D. P. Hei, Gabriel M. Miller +1 more 2008-07-01
7247210 Methods for treating CIP equipment and equipment for treating CIP equipment Richard Staub, Mark R. Altier, Paul Frazer Schacht, Robert D. P. Hei, Gabriel M. Miller +1 more 2007-07-24
7220358 Methods for treating membranes and separation facilities and membrane treatment composition Paul Frazer Schacht, Amy McBroom, Robert D. P. Hei, Richard Staub, Ralf Krack +1 more 2007-05-22
6689305 Process for consolidating particulate solids and cleaning products therefrom II Sandra Witt, Hans-Peter Koehler, Wolfgang Preibsch, Horst Pruehs, Karl-Heinz Rogmann 2004-02-10
6555012 Method and composition for the treatment of blackwater collection systems Don Southworth, Victor Fuk-Pong Man 2003-04-29
6146522 Method for controlling odor in waste handling systems Keith L. Ware 2000-11-14
5858299 Process for consolidating particulate solids Sandra Witt, Hans-Peter Koehler, Wolfgang Preibsch, Horst Pruehs, Karl-Heinz Rogmann 1999-01-12
5501742 Method for dispensing solid rinse aids 1996-03-26
5320118 Apparatus for dispensing solid rinse aids 1994-06-14
RE32818 Cast detergent-containing article and method of using James L. Copeland, Richard C. Penttila 1989-01-03
4569780 Cast detergent-containing article and method of making and using James L. Copeland, Richard C. Penttila 1986-02-11
4569781 Cast detergent-containing article and method of using James L. Copeland, Richard C. Penttila 1986-02-11
4426362 Solid block detergent dispenser James L. Copeland, Spencer B. Larson, Duane L. Salmonson, Michael D. Weick 1984-01-17