Patents
Patents for G04C 3 - Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means (4,122)
06/1997
06/25/1997EP0780754A1 Rotary knob with two actuating functions
06/18/1997CN1152139A Synchronisation device comprising time zone detector
06/12/1997WO1997021153A1 Radio-calibrated timepiece
06/12/1997DE19649614A1 Working clock to scale for models, e.g. model railways
06/11/1997EP0619035B1 Watch with date dial
06/10/1997US5638340 Clock having magnetically-levitated pendulum
06/04/1997EP0777165A2 Portable electronic timepiece with central seconds hand, in particular a wrist watch
06/04/1997EP0667004B1 Radio-controlled clockwork
05/1997
05/29/1997WO1997019391A1 Electronic timepiece
05/28/1997DE19543586A1 Radio alarm with analog time display and quartz control circuit
05/21/1997EP0774790A1 Method and circuit for driving and controlling a piezoelectric step motor
05/20/1997US5632026 System and method for managing the routine execution in a computer system
05/20/1997US5631881 Push button assembly for an electronic wrist instrument
05/14/1997CN1034889C Timepiece inlcuding a broadcasting antenna for an electromagnetic signal
05/07/1997EP0772104A1 Timepiece with a chronograph mechanism
04/1997
04/24/1997WO1997014996A1 Twenty-four hour timepiece with calendar and movement therefor
04/23/1997EP0769734A2 Electronic watch
04/23/1997CN1148193A Timepiece comprising control mechanism with stem and pull-out piece
04/22/1997US5622422 Flashing snorkel and scuba device
04/16/1997EP0692107B1 Process and device for recognizing the position of indicator elements
04/16/1997CN1147717A Multipolar motor with two rotors
04/16/1997CN1147642A Analog electronic timepiece having multifunctional calendar disc
04/15/1997US5621704 Timepiece movement with a second stop device
04/09/1997CN2251738Y In situ detector for simulating clock mechanism
04/08/1997US5619478 Analog timepiece having means for signaling an alarm time and a change of mode
04/02/1997EP0766152A1 Timepiece provided with an antenna
04/02/1997EP0766149A2 Means for determining the position of indicating hands
04/01/1997US5617376 Gear train structure of an electronic watch
03/1997
03/26/1997EP0764894A1 Electronic watch
03/26/1997CN1146021A Annual calendar mechanism for timepiece
03/25/1997US5615178 Electronic control timepiece
03/18/1997US5612931 Switch device and electronic instruments equipped with the switch device
03/12/1997EP0762241A1 Timepiece including a control mechanism with stem and trigger piece
03/12/1997CN1144923A Arrangement serving to indicate direction of given geographic location
03/11/1997US5610468 Ultrasonic step motor
03/05/1997CN1144351A Timepiece with rotatable outer ring
02/1997
02/26/1997EP0759584A1 Synchronisation means with time zone detector
02/05/1997CN1142067A Clock with alarm bell started by clock cover
01/1997
01/29/1997EP0756217A1 Annual calendar mechanism for timepieces
01/22/1997EP0754989A1 Electronic watch, in particular wrist watch
01/21/1997US5596551 Watch comprising an arrangement for detecting the direction of the terrestrial magnetic north
01/15/1997EP0734545A4 Wristwatch paging receiver having analog message display
01/15/1997CN1140288A Acoustic alarm safety device
01/07/1997US5592041 Ultrasonic motor and electronic apparatus equipped with ultrasonic motor
01/02/1997DE19522722A1 Device for precise detection of very slow rotation of rotor
12/1996
12/18/1996CN2243089Y Improvement of clock pendulum
12/12/1996DE19521131A1 Adjusting system for adjusting electric clock esp in motor vehicles
12/04/1996EP0746084A1 Multipolar two-rotor motor
12/04/1996EP0745913A2 Information display apparatus
11/1996
11/27/1996EP0744825A1 Motor driving device
11/26/1996US5577867 For chip-forming machining
11/20/1996EP0743576A1 Device indicating the direction of a given geographical location
11/20/1996CN1033343C Wristwatch adapted to receive messages broadcast by radio
11/14/1996DE19524030C1 Display position detection device for stepping motor clock mechanism
11/07/1996DE19516298A1 Battery maintained clock pendulum with low-loss pulsed control circuit
11/06/1996EP0741344A1 Security device with acoustic alarm
11/05/1996US5572489 Timepiece with rotatable outer ring
11/05/1996US5572488 Wristwatch paging receiver having analog message display
10/1996
10/31/1996DE19615215A1 Radio wrist watch with data display facility
10/23/1996EP0738944A1 Universal watch with a rotatable bezel
10/23/1996EP0738943A1 Diving measuring device, in particular diving computer
10/23/1996CN1133978A Watch comprising arrangement for detecting direction of terrestrial magnetic north
10/16/1996CN1133445A Piezoelectric motor with device for giving information about rotor position and/or rotate speed
10/15/1996US5566140 Clock movement
10/15/1996US5566138 Counter circuit for controlling the operation of a quartz clock with "one touch" or "fast" electrical resetting of the time
10/15/1996US5565662 Push-button contactor
10/02/1996EP0735442A1 Analogic electronic time piece with multifunctional date disc
10/02/1996EP0734545A1 Wristwatch paging receiver having analog message display
10/02/1996EP0734544A1 Analog wristwatch paging receiver
09/1996
09/12/1996DE19507635A1 Analog display of clock time or measured time
09/04/1996EP0729602A1 Linear digital-analog interactive wristwatch
08/1996
08/27/1996US5550795 Electronic timepiece and a method of driving a stepping motor of electronic timepiece
08/22/1996WO1996025694A1 Combined crown/pushbutton for illuminated analog watch
08/21/1996EP0727721A1 Electric timepiece, in particular wristwatch
08/14/1996EP0726639A2 Step motor
08/07/1996CN1128366A Analog display horological piece including means for selecting digital information
08/07/1996CN1128365A Timepiece movement with second stop device
07/1996
07/31/1996EP0724205A2 Watch with a radio signal controlled correction function
07/24/1996EP0723213A1 Piezoelectric motor with means for delivering information about the position and/or the rotational speed of the rotor
07/24/1996CN1127373A Switch device and electronic instruments equipped with the switch device
07/17/1996CN1126902A Electromechanical Transducer Comprising Two Rotors
07/10/1996EP0721154A1 Means and method to detect and correct the position of a moving object
07/03/1996EP0720073A2 Hand rotating mechanism for electronic watch
07/02/1996US5532982 Coupling device between a source of mechanical energy and an electrical energy generator in a timepiece
06/1996
06/13/1996WO1996018237A1 Motor driving device
06/13/1996DE4446929A1 Radio clock with analogue display
06/05/1996EP0715233A1 Time piece with analogue display having means for selecting numerical information
06/05/1996CN1123922A Original position detecting device in analogue clock mechanism
05/1996
05/29/1996CN1123505A Message indicating unit and its method
05/29/1996CN1123422A Viscous coupling gear device
05/22/1996EP0713162A1 Watch with device for determining the direction of earth magnetic north
05/22/1996CN2227848Y Movement rocking bar device of quartz clock
05/22/1996CN1122920A A timepiece driven by a source of mechanical energy and regulated by an electric circuit
05/14/1996US5517469 Timepiece driven by a source of mechanical energy and regulated by an electric circuit
05/14/1996US5515607 Method of manufacturing a timepiece wheel
04/1996
04/24/1996EP0493613B1 Assembly for a hands indicating type timepiece, method for constructing such timepiece and hands indicating type timepiece obtained
04/16/1996US5508980 Analogue display timepiece comprising means for processing a decimal number
04/16/1996US5508979 Timepiece with indication of the part of the earth visible from the moon
04/16/1996US5508978 Telephone on which the number called is composed by a crown of the horological type
04/09/1996US5506820 Gear train structure of an electronic watch
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