JB

Jean-Louis Bertrand

RS Rolex Sa: 8 patents #5 of 204Top 3%
SM Snecma Moteurs: 3 patents #48 of 501Top 10%
MS Montres Tudor Sa: 1 patents #6 of 14Top 45%
📍 Gros-Morne, FR: #2 of 46 inventorsTop 5%
Overall (All Time): #320,469 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
10401796 Barrel shaft for a clock movement, barrel spring, and barrel including such a spring and/or such a shaft Albert Bortoli, Thomas Gyger, Vincent Von Niederhäusern 2019-09-03
10261471 Timepiece transmission device Pascal Billet, Pierre-Alain Graemiger, Félix Grasser 2019-04-16
9811054 System for securing a balance spring Pascal Billet 2017-11-07
9740170 Oscillator for a clock movement Benoit Boulenguiez, Thomas Cimprich, Raoul Behrend 2017-08-22
9632483 Shock absorber body for a balance of a horological oscillator Benoit Boulenguiez, Frédéric Burger 2017-04-25
9448533 Barrel shaft for a clock movement, barrel spring and barrel including such a spring and/or such a shaft Albert Bortoli, Thomas Gyger, Vincent Von Niederhäusern 2016-09-20
9188959 Watch case with orientable and indexed bezel Frédéric Mossière, Gregory Schmidt, Jerome Tyrode 2015-11-17
7901129 Sealed wrist watch case William Passaquin 2011-03-08
7347672 Rotor disk balancing device, disk fitted with such a device and rotor with such a disk Frédéric Paul Eichstadt, Joel Mathieu 2008-03-25
7182508 Linking device between a rim and a case of watch Daniel Fiammingo, Daniel Moille, William Passaquin, Sylvie Ribeyrolles, Yvan Serikoff 2007-02-27
7059832 Rotation-locking of sectors of rectifier blades by bars in the parting planes of the housing Jean-Francois Laurent Chabot, Leopold Jean-Marie De-Verduzan, Francis Dome, Julien Girardot, Stephanie Pariset 2006-06-13
6890151 Fixed guide vane assembly separated into sectors for a turbomachine compressor Jean-Marc Claude Perrollaz 2005-05-10
6338578 Retaining arrangement for a bearing, in particular for a high pressure compressor shaft Danielle Adde, Gérard Jean Lavigne, Olivier Lefebvre 2002-01-15
5586860 Turbo aero engine provided with a device for heating turbine disks on revving up Gilles Alain Charier, Xavier J.A. Guyonnet, Jean Picard 1996-12-24
4730983 System for attaching a rotor blade to a rotor disk Jacky Naudet 1988-03-15