HK

Helmut Keller

WG Wella Gmbh: 3 patents #85 of 298Top 30%
Daimlerchrysler Ag: 1 patents #1,774 of 4,854Top 40%
VG Vallon Gmbh: 1 patents #3 of 8Top 40%
Overall (All Time): #522,763 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7089101 Method for assisting a driver when performing driving maneuvers Eckart Fischer, Jens Koehnlein, Jakob Seiler, Andreas Spieker, David Ulmer +1 more 2006-08-08
5955954 Warning and measuring device for personal protection in electromagnetic fields 1999-09-21
5935562 Permanent process and agent Beate Dannecker, Gunther Lang, Ulrike Bohr 1999-08-10
5877619 Battery-operated hand field-strength meter and method of null balancing same 1999-03-02
5865856 2, 5-diaminobenzonitrile compounds and oxidation hair dye compositions containing same Wolfgang Balzer 1999-02-02
5859532 Method of and measuring arrangement for metal detection with a coil device having several separately controllable regions 1999-01-12
5675335 Method of improving the distortion behavior of analog-to-digital converters 1997-10-07
5409503 Oxidation hair dye with a content of 5-aminophenyl derivatives, process for oxidative dyeing of hair and new 5-aminophenol derivatives Thomas Clausen, Wolfgang Balzer 1995-04-25
4957743 Method for treating herpes 1990-09-18
4889716 Method for treating herpes and chronic inflammatory intestinal tract disease 1989-12-26