Class G04C : ELECTROMECHANICAL CLOCKS OR WATCHES
Subclass 3/16: Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means (clocks driven by synchronous motors G04C 15/00) incorporating an electro-dynamic continuously rotating motor (G04C 3/02-G04C 3/12 take precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12158731 | Watch comprising an auxiliary function allowing the indication of seconds | Mar 18, 22 | Dec 03, 24 | ETA SA Manufacture Horlogère Suisse |
| 12066793 | Method for manufacturing a plurality of generators adapted for a horological application | Aug 23, 21 | Aug 20, 24 | The Swatch Group Research and Development Ltd. |
| 11892807 | Measurement of the precision of a timepiece comprising a continuous rotation electromechanical transducer in the analogue time display device thereof | Apr 21, 20 | Feb 06, 24 | The Swatch Group Research and Development Ltd. |
| 11656580 | Electronic watch | Mar 26, 19 | May 23, 23 | Citizen Watch Co. Ltd. |
| 11537084 | Electronic watch with a solar cell | Oct 08, 20 | Dec 27, 22 | ETA SA Manufacture Horlogere Suisse |
| 11012014 | Motor drive unit of a DC electric motor | Nov 01, 19 | May 18, 21 | The Swatch Group Research and Development Ltd. |
| 10985679 | Continuously rotating electric motor having a permanent magnet rotor | Nov 19, 19 | Apr 20, 21 | The Swatch Group Research and Development Ltd. |
| 10972027 | DC electric motor with asymmetrical stator inductors | Nov 01, 19 | Apr 06, 21 | The Swatch Group Research and Development Ltd. |
| 10948881 | Timepiece movement fitted with an electromagnetic transducer | Jul 26, 18 | Mar 16, 21 | The Swatch Group Research and Development Ltd. |
| 9746831 | Regulating body for a wristwatch | Dec 10, 13 | Aug 29, 17 | RICHEMONT INTERNATIONAL SA |
| 9342055 | Electronic watch | May 17, 12 | May 17, 16 | CITIZEN WATCH CO., LTD. |
| 9146539 | Electronic movement including a motor for a timepiece | May 22, 14 | Sep 29, 15 | ETA SA MANUFACTURE HORLOGERE SUISSE |
| 8953417 | Electromagnetic timepiece motor and method of manufacturing the same | Oct 04, 13 | Feb 10, 15 | ETA SA MANUFACTURE HORLOGERE SUISSE |
| 6034502 | Method for controlling a continuous rotation miniature motor | Jun 16, 98 | Mar 07, 00 | ASULAB S.A. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2022/0382,220 | CLOCK WITH MECHANICAL MOVEMENT MOTIF | Jun 01, 22 | Dec 01, 22 | Not available |
| 2020/0387,114 | MEASUREMENT OF THE PRECISION OF A TIMEPIECE COMPRISING A CONTINUOUS ROTATION ELECTROMECHANICAL TRANSDUCER IN THE ANALOGUE TIME DISPLAY DEVICE THEREOF | Apr 21, 20 | Dec 10, 20 | The Swatch Group Research and Development Ltd. |
| 2019/0286,064 | HAND POSITION IDENTIFICATION DEVICE, TIMEPIECE, AND HAND POSITION IDENTIFICATION METHOD | Mar 11, 19 | Sep 19, 19 | Not available |
| 2019/0041,805 | TIMEPIECE MOVEMENT FITTED WITH AN ELECTROMAGNETIC TRANSDUCER | Jul 26, 18 | Feb 07, 19 | The Swatch Group Research and Development Ltd. |
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