Inventor
EHRHART WENDELL A
US19 patents
⚠️ This page may combine multiple inventors who share the name “EHRHART WENDELL A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARMSTRONG WORLD IND INC
17 patentsUS5045435ASep 3, 1991
Water-borne, alkali-developable, photoresist coating compositions and their preparation
ARMSTRONG WORLD IND INC119 citations93
US5543232AAug 6, 1996
(Meth) acrylated aromatic polyester floor covering wear layer
ARMSTRONG WORLD IND INC27 citations92
US5362560ANov 8, 1994
Composite tile with modified adhesive layer
ARMSTRONG WORLD IND INC43 citations92
US5077330ADec 31, 1991
Conductive polyurethane-urea/polyethylene oxide
ARMSTRONG WORLD IND INC33 citations92
US5003026AMar 26, 1991
UV curable no-wax coating
ARMSTRONG WORLD IND INC36 citations92
US4496674AJan 29, 1985
Gasket materials comprising polyester and rice hulls
ARMSTRONG WORLD IND INC30 citations91
US4436784AMar 13, 1984
Process for preparing plasticized polyvinyl chloride substrates comprising a moisture-cured polyurethane coating and the products resulting therefrom
ARMSTRONG WORLD IND INC19 citations82
US4595626AJun 17, 1986
Conformable tile
ARMSTRONG WORLD IND INC20 citations76
US6060214AMay 9, 2000
Photopolymerizable, coatable plastisol
ARMSTRONG WORLD IND INC14 citations74
US4304879ADec 8, 1981
Non-crystallizing acrylated polyesters based on isophthalic acid
ARMSTRONG WORLD IND INC10 citations74
US5891582AApr 6, 1999
(Meth)acrylated, highly ethoxylated, aromatic polyesters
ARMSTRONG WORLD IND INC7 citations73
US5663003ASep 2, 1997
(Meth)acrylated, aromatic polyester/highly ethoxylated (meth)acrylate blend floor covering wear layer
ARMSTRONG WORLD IND INC12 citations73
US5198521AMar 30, 1993
Conductive polyurethane-urea/polyethylene oxide polymer
ARMSTRONG WORLD IND INC9 citations73
US5140088AAug 18, 1992
High tg surface covering wear layer and seam coater
ARMSTRONG WORLD IND INC13 citations71
US5248443ASep 28, 1993
Seam cleaning composition
ARMSTRONG WORLD IND INC3 citations59
US5198142AMar 30, 1993
Seam cleaning composition
ARMSTRONG WORLD IND INC2 citations59
US6083660AJul 4, 2000
Photopolymerizable, coatable organosol and method
ARMSTRONG WORLD IND INC0 citations52