Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WS

Walter Spirig

SFSepitec Foundation: 3 patents #1 of 13Top 8%
SAStoba Ag: 1 patents #3 of 7Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #872,588 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7419714 Composite of polymer or ceramic materials and component made of such a composite Fritz Magerl, Roger Roland Tognini, Erich Wintermantel, Jörg Mayer, Thomas Andreas Peter 2008-09-02
6895844 Laser-based calibrating method and apparatus Young Chul Shin 2005-05-24
6808526 Osteosynthesis screw, especially for application by a translaminar vertebral screw Fritz Magerl, Erich Wintermantel, Jörg Mayer, Roger Roland Tognini, Clemens Dransfeld 2004-10-26
6699250 Osteosynthesis screw Helmut Osterle, Guido Hasler 2004-03-02
5160850 Light beam interrupt detection apparatus for use in a vibrating environment Jacques Tetrault 1992-11-03
4361351 Manually closable seal 1982-11-30