Adam Crowell

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Beverly, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultra-compact, high-performance motor controller and method of usin...
- Patent number 7,893,644
- Issue date Feb 22, 2011
- Barrett Technology, Inc.
- William T. Townsend
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Ultra-compact, high-performance motor controller
- Patent number 7,854,631
- Issue date Dec 21, 2010
- Barrett Technology, Inc.
- William T. Townsendl
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Ultra-compact, high-performance motor controller and method of usin...
- Patent number 7,511,443
- Issue date Mar 31, 2009
- Barrett Technology, Inc.
- William T. Townsend
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Intelligent, self-contained robotic hand
- Patent number 7,168,748
- Issue date Jan 30, 2007
- Barrett Technology, Inc.
- William T. Townsend
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Ultra-compact, high-performance motor controller and method of usin...
- Publication number 20090295317
- Publication date Dec 3, 2009
- Barrett Technology, Inc.
- William T. Townsend
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Ultra-compact, high-performance motor controller and method of usin...
- Publication number 20090289584
- Publication date Nov 26, 2009
- Barrett Technology, Inc.
- William T. Townsend
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Ultra-compact, high-performance motor controller and method of usin...
- Publication number 20060071622
- Publication date Apr 6, 2006
- William T. Townsend
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Intelligent, self-contained robotic hand
- Publication number 20040103740
- Publication date Jun 3, 2004
- William T. Townsend
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR