Inventor
SPIESS PETER A
CH7 patents
Patents
7 patentsUS7182174B2Feb 27, 2007
Method and system for emergency evacuation of building occupants and a method for modernization of an existing building with said system
INVENTIO AG96 citations96
US7810544B2Oct 12, 2010
Door system
INVENTIO AG25 citations90
US5575357ANov 19, 1996
Entraining apparatus for elevator doors
INVENTIO AG16 citations71
US5544720AAug 13, 1996
Entraining and unlatching apparatus for elevator doors
INVENTIO AG12 citations71
US7617860B2Nov 17, 2009
Elevator door system
INVENTIO AG4 citations60
US7232012B2Jun 19, 2007
Elevator shaft door
INVENTIO AG0 citations49
US7445089B2Nov 4, 2008
Sealing device with magnetically movable door seal for a closable door leaf of an elevator installation
INVENTIO AG1 citations45