Inventor
SIRAG JR DAVID J
US18 patents
⚠️ This page may combine multiple inventors who share the name “SIRAG JR DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
17 patentsUS5260526ANov 9, 1993
Elevator car assignment conditioned on minimum criteria
OTIS ELEVATOR CO46 citations92
US5260527ANov 9, 1993
Using fuzzy logic to determine the number of passengers in an elevator car
OTIS ELEVATOR CO28 citations92
US5248860ASep 28, 1993
Using fuzzy logic to determine elevator car assignment utility
OTIS ELEVATOR CO24 citations92
US5243155ASep 7, 1993
Estimating number of people waiting for an elevator car based on crop and fuzzy values
OTIS ELEVATOR CO23 citations92
US5672853ASep 30, 1997
Elevator control neural network
OTIS ELEVATOR CO37 citations91
US5252789AOct 12, 1993
Using fuzzy logic to determine the traffic mode of an elevator system
OTIS ELEVATOR CO28 citations89
US6357554B1Mar 19, 2002
Elevator ride improvements utilizing smart floor
OTIS ELEVATOR CO33 citations88
US7490698B2Feb 17, 2009
Elevator traffic control
OTIS ELEVATOR CO17 citations84
US7487861B2Feb 10, 2009
Elevator traffic control
OTIS ELEVATOR CO9 citations80
US5338904AAug 16, 1994
Early car announcement
OTIS ELEVATOR CO19 citations74
US5347093ASep 13, 1994
Fuzzy tailoring of elevator passenger fuzzy sets
OTIS ELEVATOR CO16 citations72
US5258587ANov 2, 1993
Estimating elevator passengers from gender ratioed weight
OTIS ELEVATOR CO19 citations72
US6328135B1Dec 11, 2001
Modifying elevator group behavior utilizing complexity theory
OTIS ELEVATOR CO11 citations70
US5564550AOct 15, 1996
Adapting escalator speed to traffic using fuzzy logic
OTIS ELEVATOR CO8 citations70
US5219042AJun 15, 1993
Using fuzzy logic to determine the number of passengers entering and exiting an elevator car
OTIS ELEVATOR CO16 citations64
US7267202B2Sep 11, 2007
Elevator dispatching with guaranteed time performance using real-time service allocation
OTIS ELEVATOR CO3 citations62
US5668356ASep 16, 1997
Elevator dispatching employing hall call assignments based on fuzzy response time logic
OTIS ELEVATOR CO7 citations62