16 Utility Patents
#1 in Rohrau
#629 in Austria
#226,724 in the World
Forward Citations = 120
Company Filing History:

Knowles Electronics Asia Pte. Ltd.
Grabner Instruments Messtechnik Gmbh
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#1 in Rohrau
#629 in Austria
#226,724 in the World
Company Filing History:

Get your Inventor Badge Today