WK

Walter D. Klassen

GS Gateway Bookbinding Systems: 6 patents #1 of 3Top 35%
EP E.H. Price: 1 patents #11 of 34Top 35%
Overall (All Time): #731,887 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9649869 Bookbinding by inserting a helical plastic coil into the aligned holes at the edge of the book Matthew G. Desjarlais 2017-05-16
8287205 Method for binding a book with a helical plastic coil Matthew G. Desjarlais 2012-10-16
7828503 Bookbinding coil end cutting and crimping machine Matthew G. Desjarlais 2010-11-09
7731468 Bookbinding coil end cutting and crimping machine Matthew G. Desjarlais 2010-06-08
7246982 Bookbinding coil insertion machine Matthew D. Desjarlais 2007-07-24
6382950 Coil winding machine Matthew G. Desjarlais 2002-05-07
5318474 Radial flow diffuser Brian Chase Watson 1994-06-07