1
James Ross Waggoner, Mieczyclaw Stachnik, Theresa A Weston, Michael Allen Bryner: Construction membrane. E I du Pont de Nemours and Company, March 12, 2002: US06355333 (102 worldwide citation)

A construction membrane that resists liquid and air penetration, is moisture vapor permeable, and has integral drainage channels is provided. An exterior wall construction incorporating such barrier sheet material is also provided. The wall construction may be faced with stucco, siding, brick or sto ...


2
Warren F Knoff, Theresa A Weston: Pre-stuffer box conditioning of ply-twisted carpet yarn. E I Du Pont de Nemours and Company, May 16, 1995: US05414987 (8 worldwide citation)

A process for treating a ply-twisted crimped multifilament yarn. The process involves adjusting the temperature and moisture content of the yarn prior to passing the yarn through a stuffer box which is essentially free of steam. Excess hot fluid is removed from the yarn, and the yarn's temperature i ...


3
Warren F Knoff, Michael J Merrill, Barry Rubin, Akhileswar G Vaidyanathan, James E Van Trump, Theresa A Weston: Method of analyzing the texture of a surface and a carpet characterized by the method. E I Du Pont de Nemours and Company, Jane E Obee, June 28, 1994: US05325301 (7 worldwide citation)

The present invention relates broadly to a method of image analysis for analyzing the texture of a surface, and to a saxony-type carpet having a tightly tailored surface texture characterized by this method. The method employs a model based on a second order co-occurrence matrix model which calculat ...