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Christopher J. Perkins
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Shrewsbury, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Audio signal amplifier gain control
Patent number
11,533,033
Issue date
Dec 20, 2022
Bose Corporation
Brian Sennett
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-band harmonic discrimination for feedback suppression
Patent number
9,351,072
Issue date
May 24, 2016
Bose Corporation
Michael Arthur Siegel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Power supply with rectifier protection
Patent number
9,054,658
Issue date
Jun 9, 2015
Bose Corporation
Michael Nussbaum
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Audio Signal Amplifier Gain Control
Publication number
20210391839
Publication date
Dec 16, 2021
Bose Corporation
Brian Sennett
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTI-BAND HARMONIC DISCRIMINATION FOR FEEDBACK SUPRESSION
Publication number
20150124998
Publication date
May 7, 2015
Bose Corporation
Michael Arthur Siegel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POWER SUPPLY WITH RECTIFIER PROTECTION
Publication number
20120288120
Publication date
Nov 15, 2012
Bose Corporation
Michael Nussbaum
H03 - BASIC ELECTRONIC CIRCUITRY