Stephen Shenefield

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Arlington, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Indicator light panel for a sound masking system
- Patent number D838397
- Issue date Jan 15, 2019
- Cambridge Sound Management, Inc.
- Christopher Calisi
- D26 - Lighting
Information Patent Grant
System and method for defined area sound masking
- Patent number 9,666,174
- Issue date May 30, 2017
- Cambridge Sound Management, Inc.
- Christopher Calisi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR DEFINED AREA SOUND MASKING
- Publication number 20160293155
- Publication date Oct 6, 2016
- Cambridge Sound Management, Inc.
- Christopher Calisi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS