JH

Jean-Luc Helfer

ES Eta Sa Manufacture Horlogère Suisse: 5 patents #2 of 25Top 8%
SD Swatch Group Research And Development: 2 patents #25 of 89Top 30%
📍 Le Landeron, CH: #1 of 4 inventorsTop 25%
Overall (2023): #16,544 of 537,848Top 4%
7
Patents 2023

Issued Patents 2023

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11853012 Machine for winding a watch and/or horological movement Cedric Decosterd, Nicolas Loetscher, Philipp Schneider 2023-12-26
11809137 Balance for timepieces and method for manufacturing the same Alexandre Haemmerli, Francois Gueissaz, Jean-Claude Martin, Lionel Paratte, Yves Winkler +6 more 2023-11-07
11693366 Flexible guide and set of superimposed flexible guides for rotary resonator mechanism, in particular of a horological movement Pascal Winkler, Yves-Alain Cosandier 2023-07-04
11675312 Rotating resonator with flexure bearing maintained by a detached lever escapement Pascal Winkler, Gianni Di Domenico 2023-06-13
11640140 Process for producing a balance wheel for a timepiece Alexandre Haemmerli, Francois Gueissaz, Jean-Claude Martin, Lionel Paratte, Yves Winkler +6 more 2023-05-02
11619909 Rotating resonator with flexure bearing maintained by a detached lever escapement Pascal Winkler, Gianni Di Domenico 2023-04-04
11573532 Device for guiding pivotally and horological resonator mechanism for a pivoting mass Pascal Winkler 2023-02-07