Silvio Dalla Piazza
citizen of Tramelan, Saint-Imier
Commercial register
Chair of the board of directors · joint signature by two · Saint-Imier
until Jun 13, 2014Member of the board of directors · joint signature by two
until Jul 12, 2011Member of the board of directors · joint signature by two · Biel/Bienne
until Jul 13, 2009Member of the board of directors · no signing authority · Saint-Imier
until Mar 9, 2007Member of the board of directors · joint signature by two · Saint-Imier
until Jan 25, 2006Vice-chair of the board of directors · joint signature by two · Saint-Imier
until Dec 16, 2003Member of the board of directors · joint signature by two · Saint-Imier
until Jun 4, 2003Trademarks, designs and patents
Résonateur à diapason
Swiss patent · CH722135 · Inventor
Résonateur à quartz ZT et son procédé de fabrication
Swiss patent · CH722134 · Inventor
Dispositif oscillateur à quartz basse fréquence ayant un comportement thermique amélioré
European patent · EP1111770 · Inventor
Dispositif de mesure d'une vitesse angulaire
European patent · EP0751373 · Inventor
Dispositif et procédé de mesure de vitesse angulaire
European patent · EP0750177 · Inventor
Dispositif de mesure d'une vitesse angulaire
European patent · EP0750176 · Inventor