JH

Jean-Luc Helfer

SD Swatch Group Research And Development: 1 patents #6 of 12Top 50%
📍 Le Landeron, CH: #3 of 7 inventorsTop 45%
Overall (2011): #270,079 of 364,097Top 75%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7950846 Coupled resonators for a timepiece Thierry Hessler, Kaspar Trumpy, Thierry Conus 2011-05-31