MF

Matthaus Friedli

ES Eta Sa Manufacture Horlogère Suisse: 3 patents #71 of 251Top 30%
Overall (All Time): #1,477,963 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9971311 Power reserve indicator for timepieces Florent Strahm 2018-05-15
9829861 Flexible bearing for pivoting a mobile timepiece element Roman Egli 2017-11-28
9599966 Heart cam for a timepiece or chronograph Roman Egli 2017-03-21