Hedzer van der Kamp

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Emmen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Electroacoustic device
- Patent number 8,213,647
- Issue date Jul 3, 2012
- Sony Ericsson Mobile Communications AB
- Casper van der Bilt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electroacoustic Device
- Publication number 20080285786
- Publication date Nov 20, 2008
- Casper van der Bilt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE