Inventor
NOLLMAN MITCHELL
US3 patents
Patents
3 patentsUSD838397SJan 15, 2019
Indicator light panel for a sound masking system
CAMBRIDGE SOUND MAN INC13 citations80
US10074353B2Sep 11, 2018
Self-powered loudspeaker for sound masking
CAMBRIDGE SOUND MAN INC3 citations68
US9666174B2May 30, 2017
System and method for defined area sound masking
CAMBRIDGE SOUND MAN INC0 citations38