DF

Dirk Freund

TB The Braun: 5 patents #208 of 867Top 25%
KU Kaz Usa: 2 patents #13 of 45Top 30%
TC The Gillette Company: 2 patents #643 of 1,479Top 45%
Overall (All Time): #580,953 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7963921 Method and measuring device for determining blood pressure Fred Schnak, Martin Giersiepen, Frank Kressmann, Brigitte Harttmann 2011-06-21
7703209 Powered wet-shaving razor Uwe Schaaf, Gerrit Rönneberg, Martin Simeth, Fred Schnak, Torben Kruch 2010-04-27
7628759 Blood pressure measurement device Brigitte Harttmann, Ulrich Heck, Stefan Hollinger, Gerrit Rönneberg, Fred Schnak +3 more 2009-12-08
7367126 Powered wet-shaving razor Uwe Schaaf, Gerrit Rönneberg, Martin Simeth, Fred Schnak, Torben Kruch 2008-05-06
7214193 Method and measuring device for determining blood pressure Fred Schnak, Martin Giersiepen, Frank Kressmann, Brigitte Harttmann 2007-05-08
6893402 Method and measuring device for determining blood pressure Fred Schnak, Martin Giersiepen, Frank Kressmann, Brigitte Harttmann 2005-05-17
6843773 Blood pressure monitoring device and method of manufacturing a parts mounting module of a blood pressure monitoring device Martin Giersiepen, Brigitte Harttmann, Ulrich Heck, Stefan Hollinger, Frank Kressmann +4 more 2005-01-18
6712769 Blood pressure monitoring device with inclination sensor Martin Giersiepen, Brigitte Harttmann, Ulrich Heck, Stefan Hollinger, Frank Kressmann +2 more 2004-03-30
6559625 Circuit arrangement and electrical appliance with an inductive load and a buck converter Martin Giersiepen, Brigitte Harttmann, Ulrich Heck, Stefan Hollinger, Frank Kressmann +3 more 2003-05-06