Inventor
CURRENT ANDREW
US6 patents
Patents
6 patentsUS5507120AApr 16, 1996
Track driven power door operator
SCHLAGE LOCK CO65 citations94
US5513467AMay 7, 1996
Linear drive power door operator
SCHLAGE LOCK CO96 citations92
US5511284AApr 30, 1996
Door hold open device
SCHLAGE LOCK CO21 citations91
US5488896AFeb 6, 1996
Self aligning piston rod
SCHLAGE LOCK CO25 citations91
US4979261ADec 25, 1990
Variable position door closer
SCHLAGE LOCK CO40 citations91
US4852919AAug 1, 1989
Door magnet improvement
SCHLAGE LOCK CO35 citations89