Richard Alexander

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Mason City, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for charging a nickel-cadmium battery
- Patent number 4,806,840
- Issue date Feb 21, 1989
- Alexander Manufacturing Company
- Richard B. Alexander
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Intrinsically safe battery circuit
- Patent number 4,749,934
- Issue date Jun 7, 1988
- Alexander Manufacturing Company
- Richard Alexander
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER