HK

Hartmut Keller

RA Rosenthal Technik Ag: 2 patents #7 of 23Top 35%
SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
EG E.G.O. Elektro-Geraetebau Gmbh: 1 patents #90 of 168Top 55%
RH Rosenthal Holdings: 1 patents #2 of 6Top 35%
Overall (All Time): #846,006 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9766757 Sensor element device for a capacitive touch switch of an operating device, operating device, and hob 2017-09-19
4531908 Ceramic burner head Siegfried Forster, Stefan Schindler 1985-07-30
4521356 Decorative flatware handles and process for their preparation Axel Krauth, Roswitha Kreiner 1985-06-04
4476151 Method and device for attaching disc-or plate-shaped target bodies to cooling plates for sputtering systems Aroon S. Roy 1984-10-09
4341816 Method for attaching disc- or plate-shaped targets to cooling plates for sputtering systems Richard Lauterbach 1982-07-27
4277539 Refractory articles and composite metal-ceramic articles (cermets) prepared from a silicate-containing aluminum titanate Axel Krauth, Horst Maier, Horst Nink, Hans-Jurgen Pohlmann, Horst Reddig +1 more 1981-07-07