Inventor
MULCAHEY CHARLES E
US9 patents
Patents
9 patentsUS5586511ADec 24, 1996
Method and apparatus for assembly of pillow-top mattress covers
PORTER SEWING MACHINES INC42 citations95
US5908004AJun 1, 1999
Method and apparatus for manipulating and sewing flexible fabrics
PORTER SEWING MACHINES INC22 citations92
US5782190AJul 21, 1998
Apparatus for assembly of pillow-top mattress covers
PORTER SEWING MACHINES INC30 citations92
US5529004AJun 25, 1996
Method and apparatus for manipulating and sewing flexible fabrics
PORTER SEWING MACHINES INC32 citations92
US5309854AMay 10, 1994
High lift sewing machine
PORTER SEWING MACHINES INC22 citations92
US5501164AMar 26, 1996
Apparatus for assembly of pillow-top mattress covers
PORTER SEWING MACHINES INC14 citations81
US5678502AOct 21, 1997
Variable walking foot apparatus for a sewing machine for mattresses
PORTER SEWING MACHINES INC13 citations73
US5664508ASep 9, 1997
Method and apparatus for forming the side panel of a mattress sack
PORTER SEWING MACHINES INC13 citations73
US5526761AJun 18, 1996
Method and apparatus for closing mattresses
PORTER SEWING MACHINES INC15 citations73