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Frederick H. Barker
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Bristol, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Concrete rail safety device for an elevator car
Patent number
6,981,575
Issue date
Jan 3, 2006
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Concrete elevator rail and guidance system
Patent number
6,578,673
Issue date
Jun 17, 2003
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Hallway-entered destination information in elevator dispatching
Patent number
6,173,816
Issue date
Jan 16, 2001
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Rope tension monitoring assembly and method
Patent number
6,123,176
Issue date
Sep 26, 2000
Otis Elevator Company
Hugh J. O'Donnell
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Transferring freight or passenger cabs between moving bogies
Patent number
6,038,980
Issue date
Mar 21, 2000
Otis Elevator
Joseph Bittar
B61 - RAILWAYS
Information
Patent Grant
Elevator system having high rise elevator without express zone
Patent number
5,969,304
Issue date
Oct 19, 1999
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Bridge rails for horizontally moveable passenger or freight cab
Patent number
5,950,769
Issue date
Sep 14, 1999
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Integrated, multi-level elevator shuttle
Patent number
5,924,524
Issue date
Jul 20, 1999
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Pretorque to unload elevator car/floor locks before retraction
Patent number
5,862,886
Issue date
Jan 26, 1999
Otis Elevator Company
Paul Bennett
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Horizontal and vertical passenger transport
Patent number
5,861,586
Issue date
Jan 19, 1999
Otis Elevator Company
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
System and method for minimizing horizontal vibration of elevator c...
Patent number
5,861,084
Issue date
Jan 19, 1999
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Fail-safe movement of elevator cabs between car frames and landings
Patent number
5,829,553
Issue date
Nov 3, 1998
Otis Elevator Company
Samuel C. Wan
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Shuttle elevators feeding local elevators
Patent number
5,823,299
Issue date
Oct 20, 1998
Otis Elevator Company
Gilbert W. Wierschke
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Synchronizing elevator arrival at a level of a building
Patent number
5,785,153
Issue date
Jul 28, 1998
Otis Elevator Company
Bruce A. Powell
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Locking elevator car frame to building during loading/unloading hor...
Patent number
5,771,995
Issue date
Jun 30, 1998
Otis Elevator Company
Anthony Cooney
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Transferring elevator cabs between non-contiguous hoistways
Patent number
5,773,772
Issue date
Jun 30, 1998
Otis Elevator Company
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Synchronized off-shaft loading of elevator cabs
Patent number
5,758,748
Issue date
Jun 2, 1998
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator shuttle with auxiliary elevators at terminals
Patent number
5,752,585
Issue date
May 19, 1998
Otis Elevator Company
Joseph Bittar
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Extra deck elevator shuttle
Patent number
5,749,441
Issue date
May 12, 1998
Otis Elevator Company
Joseph Bittar
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Car operated safety gate for horizontally transferrable elevator cab
Patent number
5,695,024
Issue date
Dec 9, 1997
Otis Elevator Company
Samuel C. Wan
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Passenger transfer, double deck, multi-elevator shuttle system
Patent number
5,663,539
Issue date
Sep 2, 1997
Otis Elevator Company
Bruce A. Powell
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator cabs transferred horizontally between double deck elevators
Patent number
5,660,249
Issue date
Aug 26, 1997
Otis Elevator Company
Bruce A. Powell
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Emergency elevator cab commandeering shuttle
Patent number
5,655,625
Issue date
Aug 12, 1997
Otis Elevator Company
Frederick H. Barker
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Synchronous elevator shuttle system
Patent number
5,651,426
Issue date
Jul 29, 1997
Otis Elevator Company
Joseph Bittar
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Maintaining communications and power during transfer of horizontall...
Patent number
5,601,156
Issue date
Feb 11, 1997
Otis Elevator Company
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
CONCRETE ELEVATOR RAIL AND GUIDANCE SYSTEM
Publication number
20020074192
Publication date
Jun 20, 2002
FREDERICK H. BARKER
E04 - BUILDING
Information
Patent Application
CONCRETE RAIL SAFETY DEVICE FOR AN ELEVATOR CAR
Publication number
20010047910
Publication date
Dec 6, 2001
Otis Elevator
FREDERICK H. BARKER
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...