Minglun Qiu

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Bloomington, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Underslung elevator car configuration
- Patent number 10,532,910
- Issue date Jan 14, 2020
- Otis Elevator Company
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Underslung elevator car configuration
- Patent number 9,701,515
- Issue date Jul 11, 2017
- Otis Elevator Company
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Methods and devices for surveying elevator hoistways
- Patent number 8,256,582
- Issue date Sep 4, 2012
- Otis Elevator Company
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator car frame and platform assembly
- Patent number 5,564,529
- Issue date Oct 15, 1996
- Otis Elevator Company
- Richard J. Ericson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method and apparatus for installing and balancing an elevator car
- Patent number 5,492,201
- Issue date Feb 20, 1996
- Otis Elevator Company
- Richard J. Ericson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator platform isolation
- Patent number 5,325,937
- Issue date Jul 5, 1994
- Otis Elevator Company
- T. Thomas Suchodolski
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
UNDERSLUNG ELEVATOR CAR CONFIGURATION
- Publication number 20170297869
- Publication date Oct 19, 2017
- Otis Elevator Company
- Minglun QIU
- B66 - HOISTING LIFTING HAULING
Information Patent Application
UNDERSLUNG ELEVATOR CAR CONFIGURATION
- Publication number 20110056770
- Publication date Mar 10, 2011
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
METHODS AND DEVICES FOR SURVEYING ELEVATOR HOISTWAYS
- Publication number 20100309452
- Publication date Dec 9, 2010
- Otis Elevator Company
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
PERMANENT MAGNET NOISE ISOLATOR
- Publication number 20100089707
- Publication date Apr 15, 2010
- Otis Elevator Company
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Hoistwayless elevator system
- Publication number 20020139619
- Publication date Oct 3, 2002
- Minglun Qiu
- B66 - HOISTING LIFTING HAULING