CG

Christian Grone

SE Sennheiser Electronic: 7 patents #11 of 245Top 5%
Overall (All Time): #730,129 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10165353 Electroacoustic sound transducer, and earphone David Schunack 2018-12-25
9467770 Handset or headset Stefan Marten, Oliver Pabst 2016-10-11
9277039 Headset and headphone Axel Schmidt, Jan Peter Kuhtz, Olaf Leske, Olav Nisse, Hatem Foudhaili +2 more 2016-03-01
8705761 Entertainment system and earphone Oliver Gelhard 2014-04-22
8559665 Headset and headphone Axel Schmidt, Jan Peter Kuhtz, Olaf Leske, Olav Nisse, Hatem Foudhaili +2 more 2013-10-15
7715161 Device for storing electrical energy 2010-05-11
6454226 Holding device for the attachment of a microphone to an object Heinz Epping, Gerd Söhnholz 2002-09-24