JH

Jean-Luc Helfer

ES Eta Sa Manufacture Horlogère Suisse: 7 patents #1 of 39Top 3%
SD Swatch Group Research And Development: 2 patents #13 of 61Top 25%
NS Nivarox-Far S.A.: 1 patents #10 of 20Top 50%
📍 Le Landeron, CH: #1 of 5 inventorsTop 20%
Overall (2018): #6,743 of 503,207Top 2%
10
Patents 2018

Issued Patents 2018

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10152025 High quality factor resonator for mechanical watches Pascal Winkler, Gianni Di Domenico 2018-12-11
10126711 Mechanical watch with isochronic position insensitive rotary resonator Pascal Winkler, Gianni Di Domenico 2018-11-13
10018964 Compact balance spring of variable section Yves-Alain Cosandier 2018-07-10
10012954 Reduced dimension balance spring of constant double section Yves-Alain Cosandier 2018-07-03
9983549 Isochronous timepiece resonator Pascal Winkler, Gianni Di Domenico, Thierry Conus 2018-05-29
9971309 Mechanical timepiece movement provided with a feedback system for the movement Pascal Winkler, Gianni Di Domenico, Thierry Conus 2018-05-15
9971303 Timepiece resonator mechanism Gianni Di Domenico, Pascal Winkler 2018-05-15
9958831 Timepiece resonator mechanism Gianni Di Domenico, Dominique Lechot, Pascal Winkler 2018-05-01
9927772 Flexible constant-force pallet lever Marc Stranczl 2018-03-27
9880522 Method for creating a component Thierry Hessler, Nicolas Rebeaud, David A. Richard, Sebastien Graf 2018-01-30