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Gregory Schienda
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Tuscon, AZ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-car elevator hoistway separation assurance
Patent number
9,010,499
Issue date
Apr 21, 2015
Otis Elevator Company
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator over-acceleration and over-speed protection system
Patent number
8,939,262
Issue date
Jan 27, 2015
Otis Elevator Company
Greg A. Schienda
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Over-acceleration and over-speed detection and processing system
Patent number
8,827,044
Issue date
Sep 9, 2014
Otis Elevator Company
Daryl J. Marvin
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Electromagnetic safety trigger
Patent number
8,631,909
Issue date
Jan 21, 2014
Otis Elevator Company
James M. Draper
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Control device for operating two elevator cars in a single hoistway
Patent number
8,292,038
Issue date
Oct 23, 2012
Otis Elevator Company
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Collison prevention in hoistway with two elevator cars
Patent number
7,819,228
Issue date
Oct 26, 2010
Otis Elevator Company
Harold Terry
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator diagnostic monitoring apparatus
Patent number
4,930,604
Issue date
Jun 5, 1990
United Technologies Corporation
Gregory A. Schienda
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator car door and motion sequence monitoring apparatus and method
Patent number
4,750,591
Issue date
Jun 14, 1988
Otis Elevator Company
Steven D. Coste
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Modular operational elevator control system
Patent number
4,497,391
Issue date
Feb 5, 1985
Otis Elevator Company
Arnold Mendelsohn
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
OVER-ACCELERATION AND OVER-SPEED DETECTION AND PROCESSING SYSTEM
Publication number
20120000729
Publication date
Jan 5, 2012
Otis Elevator Company
Daryl J. Marvin
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR OVER-ACCELERATION AND OVER-SPEED PROTECTION SYSTEM
Publication number
20120000731
Publication date
Jan 5, 2012
Otis Elevator Company
Greg A. Schienda
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELECTROMAGNETIC SAFETY TRIGGER
Publication number
20120000732
Publication date
Jan 5, 2012
Otis Elevator Company
James M. Draper
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ELEVATOR BRAKING CONTROL
Publication number
20110240412
Publication date
Oct 6, 2011
Greg A. Schienda
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CONTROL STRATEGY FOR OPERATING TWO ELEVATOR CARS IN A SINGLE HOISTWAY
Publication number
20100270109
Publication date
Oct 28, 2010
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MULTI-CAR ELEVATOR HOISTWAY SEPARATION ASSURANCE
Publication number
20090194371
Publication date
Aug 6, 2009
Richard C. McCarthy
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Collison Prevention in Hoistway with Two Elevator Cars
Publication number
20080142312
Publication date
Jun 19, 2008
Harold Terry
B66 - HOISTING LIFTING HAULING