Alan R. Barker

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St. Louis County, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Tapped auxiliary winding for multi-speed operation of electric moto...
- Patent number 4,937,513
- Issue date Jun 26, 1990
- Emerson Electric Co.
- Keith I. Hoemann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reversing PSC motor design capable of high reversal reptition rate
- Patent number 4,886,990
- Issue date Dec 12, 1989
- Emerson Electric Co.
- Alan R. Barker
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Tapped auxiliary winding for multi-speed operation of electric moto...
- Patent number 4,737,701
- Issue date Apr 12, 1988
- Emerson Electric Co.
- Keith I. Hoemann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER