Lu Sun

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Simsbury, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Elevator safety system
- Patent number 5,713,434
- Issue date Feb 3, 1998
- Otis Elevator Company
- Lu Sun
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator cab and/or counterweight compensation rope hitch assembly
- Patent number 5,353,893
- Issue date Oct 11, 1994
- Otis Elevator Company
- Lu Sun
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator guide rail mounting arrangement
- Patent number 4,324,360
- Issue date Apr 13, 1982
- Otis Elevator Company
- Lu Sun
- B66 - HOISTING LIFTING HAULING