Robert G. Bristol

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Everett, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Control system and method for motor starting
- Patent number 4,395,671
- Issue date Jul 26, 1983
- Emhart Industries, Inc.
- Louis M. Sandler
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for appliances and the like
- Patent number 4,318,084
- Issue date Mar 2, 1982
- Emhart Industries, Inc.
- Charles E. Scott
- G05 - CONTROLLING REGULATING
Information Patent Grant
Capacitive scheme for measuring the level of a liquid
- Patent number 4,295,370
- Issue date Oct 20, 1981
- Emhart Industries, Inc.
- Robert G. Bristol
- G01 - MEASURING TESTING
Information Patent Grant
Detection means for multiple capacitive sensing devices
- Patent number 4,266,144
- Issue date May 5, 1981
- Emhart Industries, Inc.
- Robert G. Bristol
- G01 - MEASURING TESTING