WW

Walter W. Wydra

WC W.R. Grace & Co.-Conn.: 4 patents #187 of 1,045Top 20%
📍 Itasca, IL: #33 of 135 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,255,837 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7257930 Anticorrosion separator for wood deck fasteners Antonio J. Aldykiewicz, Jr., Gerald L. Blay, Gregory N. Ciampa, Ann M. Jansen, Edwin C. Schaughency +2 more 2007-08-21
6235365 Waterproofing membrane having release sheet cutting system Edwin C. Schaughency, George W. Starsmeare 2001-05-22
5224774 Concrete additive product and method of use Stephen A. Valle, John E. Sorenson, Robert C. Hegger 1993-07-06
5203629 Method for modifying concrete properties Stephen A. Valle, John E. Sorenson, Robert C. Hegger 1993-04-20