Obranovich; Charles R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Obranovich; Charles R..The latest application filed is for "wireless node and installation method for wireless infrastructure".

Company Profile

0.4.5

Obranovich; Charles R. - Blaine MN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
System and method of acoustic detection and location of fire sprinkler water discharge Grant 7,797,116 - Berezowski , et al. September 14, 2	2010-09-14
Intelligibility measurement of audio announcement systems Grant 7,702,112 - Obranovich , et al. April 20, 2	2010-04-20
System and method of acoustic detection and location of audible alarm devices Grant 7,639,147 - Berezowski , et al. December 29, 2	2009-12-29
Wireless Node And Installation Method For Wireless Infrastructure App 20080253309 - Obranovich; Charles R.	2008-10-16
Methods and systems for intelligibility measurement of audio announcement systems Grant 7,433,821 - Obranovich , et al. October 7, 2	2008-10-07
System and method of acoustic detection and location of fire sprinkler water discharge App 20080103768 - Berezowski; Andrew G. ; et al.	2008-05-01
System and method of acoustic detection and location of audible alarm devices App 20070152809 - Berezowski; Andrew G. ; et al.	2007-07-05
Methods and systems for intelligibility measurement of audio announcement systems App 20050216263 - Obranovich, Charles R. ; et al.	2005-09-29
Intelligibility measurement of audio announcement systems App 20050135637 - Obranovich, Charles R. ; et al.	2005-06-23

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