Dennis E. Lewis

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Ware, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Safety system and method for power tools
- Patent number 10,865,941
- Issue date Dec 15, 2020
- Dennis E. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ground wire fault circuit interrupter
- Patent number 9,577,422
- Issue date Feb 21, 2017
- Dennis E. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Source voltage sensitive load controller
- Patent number 5,847,555
- Issue date Dec 8, 1998
- Dennis E. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Alternating current power sensing device for preventing start-up at...
- Patent number 4,853,821
- Issue date Aug 1, 1989
- Dennis E. Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SAFETY SYSTEM AND METHOD FOR POWER TOOLS
- Publication number 20200158284
- Publication date May 21, 2020
- Dennis E. Lewis
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...