John Stephen Thorn

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St. Louis, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Sensorless lost/found rotor detection for permanent magnet motors
- Patent number 8,638,054
- Issue date Jan 28, 2014
- Emerson Electric Co.
- Michael I. Henderson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sensorless lost/found rotor detection for permanent magnet motors
- Patent number 8,432,112
- Issue date Apr 30, 2013
- Emerson Electric Co.
- Michael I. Henderson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reprogrammable motor drive and control therefore
- Patent number 6,768,279
- Issue date Jul 27, 2004
- Emerson Electric Co.
- James Skinner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SENSORLESS LOST/FOUND ROTOR DETECTION FOR PERMANENT MAGNET MOTORS
- Publication number 20130234639
- Publication date Sep 12, 2013
- Emerson Electric Co.
- Michael I. Henderson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Sensorless Lost/Found Rotor Detection for Permanent Magnet Motors
- Publication number 20110068724
- Publication date Mar 24, 2011
- Emerson Electric Co.
- Michael I. Henderson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER