Inventor
HAECK PAUL J
US16 patents
⚠️ This page may combine multiple inventors who share the name “HAECK PAUL J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VON DUPRIN INC
8 patentsUS5011199AApr 30, 1991
Panic exit device having an exit-delaying mechanism
VON DUPRIN INC96 citations95
US5085475AFeb 4, 1992
Exit-delaying mechanism, for a panic exit device
VON DUPRIN INC72 citations94
US5067757ANov 26, 1991
Panic exit device having noise suppression
VON DUPRIN INC36 citations92
US4658664AApr 21, 1987
Rack and pinion assembly
VON DUPRIN INC33 citations92
US5450651ASep 19, 1995
End cap locking overhead mounted door holder assembly
VON DUPRIN INC23 citations91
US4641866AFeb 10, 1987
Lever handle door trim
VON DUPRIN INC20 citations82
US5516161AMay 14, 1996
Breakaway lever clutch with cam drive pin
VON DUPRIN INC7 citations73
US5042852AAug 27, 1991
Latch and rod guard assembly
VON DUPRIN INC16 citations68