DK

Dieter Kaffenberger

WG Wessel-Werk Gmbh: 8 patents #1 of 17Top 6%
WK Wessel-Werk Gmbh & Co. Kg: 3 patents #1 of 5Top 20%
📍 Wiehl, DE: #5 of 72 inventorsTop 7%
Overall (All Time): #423,099 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8127399 Self-propelled vacuum-cleaning device Horst Dilger, Klaus-Dieter Riehl 2012-03-06
D621564 Vacuum cleaner head 2010-08-10
D619772 Vacuum cleaner head 2010-07-13
7251856 Vacuum cleaner nozzle for floors and carpets Thomas Lind 2007-08-07
7222393 Vacuum cleaner nozzle for floors and carpets Thomas Lind 2007-05-29
6823559 Front brush attachment device for vacuum cleaner Klaus-Dieter Riehl 2004-11-30
6675438 Vacuum-cleaner floor head Horst Dilger, Hans-Joachim Steudtner 2004-01-13
6672735 Suction head for a suction cleaning device Horst Dilger, Klaus-Dieter Riehl 2004-01-06
6581240 Brush attachment for vacuum cleaners 2003-06-24
6565790 Injection-molding an electrical-connector shell Ulrich Lindner, Jürgen Oesterreich 2003-05-20
D473687 Vacuum cleaner nozzle 2003-04-22
6385811 Suction head for floor vacuum cleaners Horst Dilger, Thomas Lind, Hans-Joachim Steudtner 2002-05-14