Inventor
COHRS RICHARD B
US10 patents
⚠️ This page may combine multiple inventors who share the name “COHRS RICHARD B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VON DUPRIN INC
8 patentsUS5464259ANov 7, 1995
Door latch assembly with meltable fuse mechanism
VON DUPRIN INC72 citations95
US4741563AMay 3, 1988
Center case assembly, and a universal, center case sub-assembly
VON DUPRIN INC80 citations95
US5067757ANov 26, 1991
Panic exit device having noise suppression
VON DUPRIN INC36 citations92
US4974890ADec 4, 1990
Universal assembly for top and bottom latches, in vertical-rod exit devices, and top and bottom latches for such devices
VON DUPRIN INC26 citations92
US4949505AAug 21, 1990
Door cordinator
VON DUPRIN INC37 citations92
US5450697ASep 19, 1995
Removable cylinder locked mullion assembly
VON DUPRIN INC33 citations91
US5024472AJun 18, 1991
Flushbolt actuator assembly
VON DUPRIN INC16 citations73
US5682778ANov 4, 1997
Lead-in device for aiding the installation of rim-type lock cylinders
VON DUPRIN INC12 citations68