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Casper van der Bilt
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Emmen, NL
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Patents Grants
last 30 patents
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Patent Grant
Headset with on-ear detection
Patent number
8,259,984
Issue date
Sep 4, 2012
Sony Ericsson Mobile Communications AB
Casper van der Bilt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Information
Patent Grant
Antenna assembly
Patent number
7,671,819
Issue date
Mar 2, 2010
Sony Ericsson Mobile Communications AB
Casper van der Bilt
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ANTENNA ASSEMBLY
Publication number
20090027296
Publication date
Jan 29, 2009
Sony Ericsson Mobile Communications AB
Casper van der Bilt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEADSET WITH ON-EAR DETECTION
Publication number
20090003641
Publication date
Jan 1, 2009
Casper VAN DER BILT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic Device
Publication number
20080285786
Publication date
Nov 20, 2008
Casper van der Bilt
H04 - ELECTRIC COMMUNICATION TECHNIQUE