HP

Henry E. Pfeiffer

RS Reward Wall Systems: 5 patents #1 of 4Top 25%
📍 Omaha, NE: #196 of 2,015 inventorsTop 10%
🗺 Nebraska: #526 of 5,697 inventorsTop 10%
Overall (All Time): #648,437 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9175486 Insulating concrete form (ICF) system with modular tie members and associated ICF tooling 2015-11-03
9091089 Insulating concrete form (ICF) system with tie member modularity 2015-07-28
8635826 Insulation insert panel for use with insulating concrete form (ICF) systems 2014-01-28
8347581 Adjustable masonry anchor assembly for use with insulating concrete form systems Kelvin Leslie Doerr 2013-01-08
7730688 Corner tie bracket for use with insulated concrete form systems 2010-06-08
7437858 Welded wire reinforcement for modular concrete forms Kelvin Leslie Doerr, Karen Ann Bexten, Maher K. Tadros 2008-10-21
7409801 Prefabricated foam block concrete forms with open tooth connection means 2008-08-12
6820384 Prefabricated foam block concrete forms and ties molded therein 2004-11-23