Philip R. Clements

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Chandler, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Inverse horn loudspeakers
- Patent number 8,781,145
- Issue date Jul 15, 2014
- Philip R. Clements
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Inverse horn loudspeakers
- Patent number 8,094,855
- Issue date Jan 10, 2012
- Philip R. Clements
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Inverse Horn Loudspeakers
- Publication number 20120140971
- Publication date Jun 7, 2012
- Philip R. Clements
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Inverse Horn Loudspeakers
- Publication number 20110058700
- Publication date Mar 10, 2011
- Philip R. Clements
- H04 - ELECTRIC COMMUNICATION TECHNIQUE