John M. Weber

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Milan, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
System for control and deceleration of elevator during emergency br...
- Patent number 6,802,395
- Issue date Oct 12, 2004
- Kone Corporation
- Brad Helstrom
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator self-diagnostic control system
- Patent number 4,898,263
- Issue date Feb 6, 1990
- Montgomery Elevator Company
- Bradley W. Manske
- B66 - HOISTING LIFTING HAULING