G04C 3/12

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9755612 Method for creating a resonatorDec 20, 12Sep 05, 17THE SWATCH GROUP RESEARCH AND DEVELOPMENT LTD
9590588 Piezoelectric vibrating piece and piezoelectric vibratorFeb 11, 16Mar 07, 17SII CRYSTAL TECHNOLOGY INC.
9256209 Wristwatch structure, electronic core for wristwatch, and method for manufacturing wristwatchFeb 24, 14Feb 09, 16PRINCO MIDDLE EAST FZE
9223296 Wristwatch structure, electronic crown for wristwatch, and wristwatch having displayFeb 24, 14Dec 29, 15PRINCO MIDDLE EAST FZE
9188960 Mechanism for driving the hands of an electromechanical watch, provided with a locking deviceNov 18, 13Nov 17, 15ETA SA MANUFACTURE HORLOGERE SUISSE
9148120 Piezoelectric vibrating piece having reduced resistance and high-order vibration suppressionMar 13, 14Sep 29, 15SII CRYSTAL TECHNOLOGY INC.
9016932 Resonator thermocompensated by a shape-memory metalFeb 03, 14Apr 28, 15THE SWATCH GROUP RESEARCH AND DEVELOPMENT LTD
8987978 Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic apparatus and radio timepieceSep 12, 13Mar 24, 15SII CRYSTAL TECHNOLOGY INC.
8987979 Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic apparatus, and radio-controlled timepieceJan 06, 14Mar 24, 15SII CRYSTAL TECHNOLOGY INC.
8827428 Piezoelectric motor, liquid ejecting apparatus, and clockMar 25, 10Sep 09, 14SEIKO EPSON CORPORATION
7922385 Piezoelectric drive device and electronic deviceFeb 28, 08Apr 12, 11SEIKO EPSON CORPORATION