David van Etten

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Panic button for data collection device
- Patent number 8,548,420
- Issue date Oct 1, 2013
- Hand Held Products, Inc.
- Jonathan T. Grunow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Panic Button for Data Collection Device
- Publication number 20090093229
- Publication date Apr 9, 2009
- Hand Held Products, Inc.
- Jonathan T. Grunow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE