Inventor
HAEMMERLI ALEXANDRE
CH16 patents
Patents
16 patentsUS10969745B2Apr 6, 2021
Piezoelectric element for an automatic frequency control circuit, oscillating mechanical system and device comprising the same
SWATCH GROUP RES & DEV LTD7 citations81
US10386791B2Aug 20, 2019
Timepiece assembly comprising a mechanical oscillator associated with a regulating device
SWATCH GROUP RES & DEV LTD3 citations72
US10983479B2Apr 20, 2021
Piezoelectric element for an automatic frequency control circuit, oscillating mechanical system and device comprising the same, and method for manufacturing the piezoelectric element
SWATCH GROUP RES & DEV LTD3 citations70
US12007716B2Jun 11, 2024
Flexible timepiece component and horological movement including such a component
SWATCH GROUP RES & DEV LTD0 citations62
US11640140B2May 2, 2023
Process for producing a balance wheel for a timepiece
SWATCH GROUP RES & DEV LTD0 citations62
US11307535B2Apr 19, 2022
Process for producing a balance wheel for a timepiece
SWATCH GROUP RES & DEV LTD0 citations62
US12543501B2Feb 3, 2026
Recharging device for an electronic or electromechanical watch and assembly thereof
SWATCH GROUP RES & DEV LTD0 citations61
US12120957B2Oct 15, 2024
Recharging device for an electronic or electromechanical watch and assembly thereof
SWATCH GROUP RES & DEV LTD0 citations61
US11619910B2Apr 4, 2023
Timepiece including a mechanical movement whose operation is controlled by an electronic device
SWATCH GROUP RES & DEV LTD1 citations60
US12088133B2Sep 10, 2024
Power management method for a solar watch
SWATCH GROUP RES & DEV LTD0 citations51
US11809137B2Nov 7, 2023
Balance for timepieces and method for manufacturing the same
SWATCH GROUP RES & DEV LTD0 citations51
US11669051B2Jun 6, 2023
Power indicator device of a thermoelectric generator of a watch
SWATCH GROUP RES & DEV LTD0 citations50
US11415946B2Aug 16, 2022
Timepiece comprising a mechanical movement whose rate is regulated by an electronic device
SWATCH GROUP RES & DEV LTD0 citations50
US12282298B2Apr 22, 2025
Horological movement provided with an oscillator comprising a piezoelectric spring
SWATCH GROUP RES & DEV LTD0 citations48
US12276944B2Apr 15, 2025
Horological movement equipped with an oscillator comprising a piezoelectric balance-spring
SWATCH GROUP RES & DEV LTD0 citations48
US12072632B2Aug 27, 2024
Method for fabricating a metal decoration on a dial and dial obtained by this method
SWATCH GROUP RES & DEV LTD0 citations46