Robert H. Acker

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Packanack Lake, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Phase locked gyroscope wheel supply for synchronous hysteresis motor
- Patent number 4,354,393
- Issue date Oct 19, 1982
- The Singer Company
- Robert H. Acker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital motor speed controller
- Patent number 4,298,832
- Issue date Nov 3, 1981
- The Singer Company
- Robert H. Acker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER