Lennart Burenius

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Goteborg, SE

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Patents Grantslast 30 patents

Information Patent Grant
Toroid microphone apparatus
- Patent number 8,259,959
- Issue date Sep 4, 2012
- Cisco Technology, Inc.
- Trygve Frederik Marton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TOROID MICROPHONE APPARATUS
- Publication number 20100158268
- Publication date Jun 24, 2010
- Tandberg Telecom AS
- Trygve Frederik MARTON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE