18 Utility Patents
#5 in Burgdorf
#10,080 in Germany
#194,905 in the World
Forward Citations = 79
Company Filing History:

Sennheiser Electronic Corporation
where one patent can have more than one assignee
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#5 in Burgdorf
#10,080 in Germany
#194,905 in the World
Company Filing History:

Get your Inventor Badge Today