Eric S. Johanson

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Millbury, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Passive directional acoustic radiating
- Patent number RE48233
- Issue date Sep 29, 2020
- Bose Corporation
- Joseph Jankovsky
Information Patent Grant
Passive directional acoustic radiating
- Patent number RE46811
- Issue date Apr 24, 2018
- Bose Corporation
- Joseph Jankovsky
Information Patent Grant
Active and passive directional acoustic radiating
- Patent number 8,553,894
- Issue date Oct 8, 2013
- Bose Corporation
- William Berardi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Passive directional acoustic radiating
- Patent number 8,447,055
- Issue date May 21, 2013
- Bose Corporation
- Joseph Jankovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Passive directional acoustic radiating
- Patent number 8,358,798
- Issue date Jan 22, 2013
- Christopher B. Ickler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Passive directional acoustical radiating
- Patent number 8,351,630
- Issue date Jan 8, 2013
- Bose Corporation
- Christopher B. Ickler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Passive Directional Acoustic Radiating
- Publication number 20120237070
- Publication date Sep 20, 2012
- Christopher B. Ickler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Active and Passive Directional Acoustic Radiating
- Publication number 20120039475
- Publication date Feb 16, 2012
- William Berardi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Passive Directional Acoustic Radiating
- Publication number 20110026744
- Publication date Feb 3, 2011
- Joseph Jankovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Passive Directional Acoustical Radiating
- Publication number 20090274329
- Publication date Nov 5, 2009
- Christopher B. Ickler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE