Seppo Karjalainen

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Patents Grantslast 30 patents

Information Patent Grant
Mobile phone featuring audio-modulated vibrotactile module
- Patent number 6,885,876
- Issue date Apr 26, 2005
- Nokia Mobile Phones Ltd
- Olli Aaltonen
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Mobile phone featuring audio-modulated vibrotactile module
- Publication number 20020128048
- Publication date Sep 12, 2002
- Nokia Mobile Phones Ltd.
- Olli Aaltonen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE