WB

Wilhelm Birkenmaier

SG Skf Kugellagerfabriken Gmbh: 2 patents #37 of 110Top 35%
SG Skf Textilmaschinen-Komponenten Gmbh: 2 patents #2 of 14Top 15%
📍 Waiblingen, DE: #99 of 788 inventorsTop 15%
Overall (All Time): #754,514 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7287367 Closing member for compressed air carrying polygonal tubes on a yarn spinning machine Jurgen Schlegel 2007-10-30
6390962 Roller for belt stretching mechanism Frank Baier, Horst Howorka 2002-05-21
5802837 Driving bearing device for spinning rotors of open end spinning machines Anton Paweletz 1998-09-08
5570572 Drive and bearing for a shaft-less open-end spinning rotor Anton Paweletz 1996-11-05
5555715 Shaftless spinning rotor of an open-end spinning machine Anton Paweletz 1996-09-17
4438989 Ball bearing Richard Negele 1984-03-27
4312547 Seal for bearings Richard Negele 1982-01-26