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Bryan Robert Siewert
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Clinton, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Elevator linear propulsion system with cooling device
Patent number
11,001,477
Issue date
May 11, 2021
Otis Elevator Company
Ram Ranjan
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Configurable multicar elevator system
Patent number
10,865,071
Issue date
Dec 15, 2020
Otis Elevator Company
Randall Keith Roberts
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator car power supply
Patent number
10,189,679
Issue date
Jan 29, 2019
Otis Elevator Company
Tadeusz Pawel Witczak
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Fire suppression system with dual use of gas source
Patent number
9,907,986
Issue date
Mar 6, 2018
UTC Fire & Security Corporation
Bryan Robert Siewert
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Concealed sprinkler activation
Patent number
9,849,321
Issue date
Dec 26, 2017
Marioff Corporation Oy
Arto Huotari
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Fire suppression system with variable dual use of gas source
Patent number
9,849,318
Issue date
Dec 26, 2017
UTC Fire & Security Corporation
Bryan Robert Siewert
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Detection of people relative to a passenger conveyor with a capacit...
Patent number
9,272,882
Issue date
Mar 1, 2016
Otis Elevator Company
Nicholas C. Soldner
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Door zone protection
Patent number
8,904,708
Issue date
Dec 9, 2014
Otis Elevator Company
Joseph Zacchio
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Electromagnet and elevator door coupler
Patent number
8,678,140
Issue date
Mar 25, 2014
Otis Elevator Company
Jacek F. Gieras
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Electromagnet and elevator door coupler
Patent number
8,424,652
Issue date
Apr 23, 2013
Otis Elevator Company
Jacek F. Gieras
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Magnetic door coupling device for an elevator system
Patent number
8,201,665
Issue date
Jun 19, 2012
Otis Elevator Company
Jacek F. Gieras
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Elevator system without a moving counterweight
Patent number
7,878,306
Issue date
Feb 1, 2011
Otis Elevator Company
Bryan Robert Siewert
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Electromagnetically operated elevator door lock
Patent number
7,823,699
Issue date
Nov 2, 2010
Otis Elevator Company
Jacek F. Gieras
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Elevator car assembly having an adjustable platform
Patent number
7,810,611
Issue date
Oct 12, 2010
Otis Elevator Company
Qingian Zeng
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator door lock sensor device including proximity sensor element...
Patent number
7,650,970
Issue date
Jan 26, 2010
Otis Elevator Company
Muhidin A. Lelic
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Passenger conveyor handrail having a gripping surface with a genera...
Patent number
7,614,490
Issue date
Nov 10, 2009
Otis Elevator Company
John M. Milton-Benoit
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Passenger conveyor handrail with sliding material on toothed driven...
Patent number
7,562,759
Issue date
Jul 21, 2009
Otis Elevator Company
Changsheng Guo
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
CONFIGURABLE MULTICAR ELEVATOR SYSTEM
Publication number
20180237266
Publication date
Aug 23, 2018
Otis Elevator Company
Tadeusz P. Witczak
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR LINEAR PROPULSION SYSTEM WITH COOLING DEVICE
Publication number
20180215587
Publication date
Aug 2, 2018
Otis Elevator Company
Ram Ranjan
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CONFIGURABLE MULTICAR ELEVATOR SYSTEM
Publication number
20180044138
Publication date
Feb 15, 2018
Otis Elevator Company
Randall Keith Roberts
B66 - HOISTING LIFTING HAULING
Information
Patent Application
TRANSFER STATION AND CAR DISENGAGEMENT MECHANISM FOR A ROPELESS ELE...
Publication number
20170362061
Publication date
Dec 21, 2017
Otis Elevator Company
Tadeusz Witczak
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR CAR POWER SUPPLY
Publication number
20170057789
Publication date
Mar 2, 2017
OTIS ELEVATOR SUPPLY
Tadeusz Pawel Witczak
B66 - HOISTING LIFTING HAULING
Information
Patent Application
FLEXIBLE CONDUIT FOR USE IN A FIRE SUPPRESSION SYSTEM
Publication number
20150308589
Publication date
Oct 29, 2015
UTC Fire & Security Americas Corporation, Inc.
Michael Kenneth KRAGER
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
CONCEALED SPRINKLER ACTIVATION
Publication number
20150297929
Publication date
Oct 22, 2015
MARIOFF CORPORATION OY
Arto Huotari
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
EFFERVESCENT FIRE SUPPRESSION
Publication number
20140138102
Publication date
May 22, 2014
May L. Corn
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
FIRE SUPPRESSION SYSTEM WITH DUAL USE OF GAS SOURCE
Publication number
20130292143
Publication date
Nov 7, 2013
UTC FIRE & SECURITY CORPORATION
Bryan Robert Siewert
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
FIRE SUPPRESSION SYSTEM WITH VARIABLE DUAL USE OF GAS SOURCE
Publication number
20130264075
Publication date
Oct 10, 2013
UTC FIRE & SECURITY CORPORATION
Bryan Robert Siewert
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
DETECTION OF PEOPLE RELATIVE TO A PASSENGER CONVEYOR WITH A CAPACIT...
Publication number
20120247919
Publication date
Oct 4, 2012
Otis Elevator Company
Nicholas C. Soldner
B66 - HOISTING LIFTING HAULING
Information
Patent Application
DOOR ZONE PROTECTION
Publication number
20110056134
Publication date
Mar 10, 2011
Otis Elevator Company
Joseph Zacchio
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MAGNETIC COUPLING DEVICE FOR AN ELEVATOR SYSTEM
Publication number
20100247397
Publication date
Sep 30, 2010
Jacek F. Gieras
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Stack Effect Mitigation
Publication number
20100178862
Publication date
Jul 15, 2010
Carrier Corporation
Michael K. Sahm
F24 - HEATING RANGES VENTILATING
Information
Patent Application
ELECTROMAGNET AND ELEVATOR DOOR COUPLER
Publication number
20090314588
Publication date
Dec 24, 2009
Jacek F. Gieras
B66 - HOISTING LIFTING HAULING
Information
Patent Application
POSITIVE LINEAR HANDRAIL DRIVE WITH TOOTHED BELT
Publication number
20090008217
Publication date
Jan 8, 2009
Otis Elevator Company
Changsheng Guo
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Elevator Door Coupler
Publication number
20080271957
Publication date
Nov 6, 2008
Bryan R. Siewert
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator Door Lock Sensor Device
Publication number
20080271955
Publication date
Nov 6, 2008
Muhidin A. Lelic
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator Door Lock
Publication number
20080271958
Publication date
Nov 6, 2008
Muhidin A. Lelic
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Electromagnetically Operated Elevator Door Lock
Publication number
20080271959
Publication date
Nov 6, 2008
Jacek F. Gieras
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Electromagnet and Elevator Door Coupler
Publication number
20080257653
Publication date
Oct 23, 2008
Jacek F. Gieras
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Passenger Conveyor Handrail Having a Gripping Surface with a Genera...
Publication number
20080202890
Publication date
Aug 28, 2008
John M. Milton-Benoit
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Passenger Conveyor Handrail With Sliding Material on Toothed Driven...
Publication number
20080190733
Publication date
Aug 14, 2008
Changsheng Guo
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR SYSTEM WITHOUT A MOVING COUNTERWEIGHT
Publication number
20070227825
Publication date
Oct 4, 2007
Bryan Robert Siewert
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator system without a moving counterweight
Publication number
20070131490
Publication date
Jun 14, 2007
Bryan Robert Siewert
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator car assembly having an adjustable platform
Publication number
20070089936
Publication date
Apr 26, 2007
Qingian Zeng
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Elevator system without a moving counterweight
Publication number
20060225965
Publication date
Oct 12, 2006
Bryan Robert Siewert
B66 - HOISTING LIFTING HAULING