Inventor
PENG PEI-YUAN
US25 patents
⚠️ This page may combine multiple inventors who share the name “PENG PEI-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
12 patentsUS8020672B2Sep 20, 2011
Video aided system for elevator control
OTIS ELEVATOR CO102 citations96
US7575099B2Aug 18, 2009
Remotely resettable ropeless emergency stopping device for an elevator
OTIS ELEVATOR CO60 citations96
US7600613B2Oct 13, 2009
RFID and low resolution CCD sensor based positioning system
OTIS ELEVATOR CO35 citations92
US7441631B2Oct 28, 2008
Passive ultrasonic RFID elevator positioning reference system
OTIS ELEVATOR CO25 citations92
US7077244B2Jul 18, 2006
Elevator cab locating system including wireless communication
OTIS ELEVATOR CO33 citations92
US7540357B2Jun 2, 2009
Position reference system for elevators
OTIS ELEVATOR CO18 citations90
US7571791B2Aug 11, 2009
Device and method for self-aligning position reference system
OTIS ELEVATOR CO11 citations84
US7731000B2Jun 8, 2010
Roll-calling mechanism based vision system for elevator positioning
OTIS ELEVATOR CO9 citations83
US7650970B2Jan 26, 2010
Elevator door lock sensor device including proximity sensor elements in a selected geometric pattern
OTIS ELEVATOR CO16 citations83
US7493991B2Feb 24, 2009
Electromagnetic/ultrasonic roll-calling/answering (EURA) system for elevator positioning
OTIS ELEVATOR CO15 citations83
US7597177B2Oct 6, 2009
Ultrasonic/electromagnetic non-contact buttons/switches for elevators
OTIS ELEVATOR CO10 citations82
US7823699B2Nov 2, 2010
Electromagnetically operated elevator door lock
OTIS ELEVATOR CO6 citations60
GIERAS JACEK F
4 patentsUS8201665B2Jun 19, 2012
Magnetic door coupling device for an elevator system
GIERAS JACEK F3 citations60
US8678141B2Mar 25, 2014
Electromagnetic coupling with a slider layer
GIERAS JACEK F2 citations59
US8678140B2Mar 25, 2014
Electromagnet and elevator door coupler
GIERAS JACEK F1 citations51
US8424652B2Apr 23, 2013
Electromagnet and elevator door coupler
GIERAS JACEK F0 citations49