Patents-Review.com
ClassID:

179401 ⎘

G04C3/143 - CPC Classification

Classification description:

Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step

Recent Application in this class:
#1
20230291338
2023-09-14

Step motor drive device

 #2
20220075324
2022-03-10

Movement and electronic watch

 #3
20210263474
2021-08-26

Step motor driving device

 #4
20210149344
2021-05-20

Pointer device, electronic watch, control method for pointer device, and recording medium

 #5
20210132546
2021-05-06

Electronic watch and control method for electronic watch

 #6
20210091694
2021-03-25

Stepping motor control device, timepiece and method for controlling stepping motor

 #7
20210048783
2021-02-18

Electromechanical watch

 #8
20210006187
2021-01-07

Electronic watch and method for controlling electronic watch

 #9
20200333749
2020-10-22

Step motor drive device and circuit

 #10
20200310353
2020-10-01

Electronic timepiece and motor controller

 #11
20200285200
2020-09-10

Electronic timepiece, movement, and motor control circuit

 #12
20200249631
2020-08-06

Electronic timepiece, movement, and motor control circuit for a timepiece

 #13
20200225621
2020-07-16

Timepiece and timepiece control method

 #14
20200225620
2020-07-16

Timepiece and timepiece motor control method

 #15
20200225619
2020-07-16

STATOR, STEPPING MOTOR, TIMEPIECE MOVEMENT, TIMEPIECE, AND MANUFACTURING METHOD OF STATOR

 #16
20200192297
2020-06-18

Electronic timepiece, movement, and motor control circuit

 #17
20200133205
2020-04-30

Timepiece movement and timepiece

 #18
20200036309
2020-01-30

Movement, electronic timepiece, and motor drive control method

 #19
20190332065
2019-10-31

Driving device and electronic timepiece

 #20
20190332064
2019-10-31

Stepper motor for use in rotary control assembly of input device

 #21
20190302698
2019-10-03

Movement and electronic timepiece

 #22
20190273456
2019-09-05

STEPPING MOTOR CONTROL DEVICE, TIMEPIECE, AND CONTROL METHOD OF STEPPING MOTOR FOR TIMEPIECE

 #23
20190219969
2019-07-18

Timepiece movement and timepiece

 #24
20190121296
2019-04-25

Timepiece movement, timepiece, and reference position determination method of indicating hand of timepiece

 #25
20190086873
2019-03-21

Timepiece, electronic device, and control method of timepiece

 #26
20190064745
2019-02-28

ROTATION CONTROL APPARATUS, ELECTRONIC TIMEPIECE, AND ROTATION CONTROL METHOD

 #27
20190041804
2019-02-07

Electronic watch

 #28
20180292790
2018-10-11

Timepiece, motor control device, control method of timepiece, and motor control method

 #29
20180107165
2018-04-19

Timepiece and control method of timepiece

 #30
20180088533
2018-03-29

Stepping motor, rotation detecting apparatus, and electronic timepiece

 #31
20170322519
2017-11-09

Electromechanical timepiece movement comprising a device for detection of the angular position of a wheel

 #32
20170322518
2017-11-09

Electronic watch

 #33
20170285577
2017-10-05

Shock detector circuit

 #34
20170277130
2017-09-28

Driving device and electronic timepiece

 #35
20170261939
2017-09-14

Driving device, stepping motor driving method, program, and electronic timepiece

 #36
20170227932
2017-08-10

Electronic watch

 #37
20170212477
2017-07-27

Analog timepiece and control method of analog timepiece

 #38
20170141710
2017-05-18

Shock detector circuit and method for operation thereof

 #39
20170060096
2017-03-02

Electronic timepiece

 #40
20170038736
2017-02-09

Motor drive device and electronic timepiece

 #41
20170017206
2017-01-19

Timepiece

 #42
20160276967
2016-09-22

Stepping motor driving device and timepiece

 #43
20160216695
2016-07-28

Electronic timepiece

 #44
20160209812
2016-07-21

Stepping motor, timepiece movement, timepiece, and manufacturing method of stepping motor

 #45
20160098014
2016-04-07

Motor driver device with a horological motor driver and an associated configuration circuit

 #46
20160033939
2016-02-04

Stepping motor control circuit, semiconductor device, and analog electronic timepiece

 #47
20150160619
2015-06-11

Electronic clock

 #48
20150085625
2015-03-26

Stepping motor and timepiece provided with stepping motor

 #49
20140219068
2014-08-07

Analog electronic timepiece which controls hand movement based on measurement of an external magnetic field

 #50
20140071795
2014-03-13

Stepping motor control circuit, movement, and analog electronic timepiece

 #51
20140071794
2014-03-13

Stepping motor control circuit, movement and analog electronic timepiece

 #52
20130235706
2013-09-12

Display apparatus and electronic timepiece

 #53
20130182542
2013-07-18

Stepping motor control circuit, movement, and analogue electronic timepiece

 #54
20130170328
2013-07-04

Stepping motor control circuit, movement, and analogue electronic timepiece

 #55
20130162060
2013-06-27

Wrist watch oscillating step motor with sweep motion

 #56
20120307602
2012-12-06

Electronic watch

 #57
20120306428
2012-12-06

STEPPING MOTOR CONTROL CIRCUIT AND ANALOG ELECTRONIC TIMEPIECE

 #58
20120300597
2012-11-29

Electronic timepiece

 #59
20120287760
2012-11-15

STEPPING MOTOR CONTROL CIRCUIT AND ANALOG ELECTRONIC TIMEPIECE

 #60
20120287759
2012-11-15

STEPPING MOTOR CONTROL CIRCUIT AND ANALOGUE ELECTRONIC TIMEPIECE

 #61
20120204640
2012-08-16

Electronic watch

 #62
20120182840
2012-07-19

Motor drive device, timepiece device, and electronic device

 #63
20120057435
2012-03-08

Drive control apparatus, timepiece apparatus, and electronic apparatus

 #64
20120044787
2012-02-23

Stepping motor control circuit and analogue electronic watch

 #65
20120014227
2012-01-19

Stepping motor control circuit and analog electronic timepiece

 #66
20110249539
2011-10-13

Electronic timepiece

 #67
20110249538
2011-10-13

Electronic timepiece

 #68
20110242946
2011-10-06

Stepping motor control circuit and analog electronic timepiece

 #69
20110235472
2011-09-29

Stepping motor control circuit and analog electronic timepiece

 #70
20110199865
2011-08-18

Stepping motor control circuit and analogue electronic watch

 #71
20110158054
2011-06-30

Stepping motor control circuit and analogue electronic watch

 #72
20110158052
2011-06-30

Timepiece with calendar mechanism including first date indicator and second date indicator

 #73
20110141857
2011-06-16

Stepping motor control circuit and analogue electronic watch

 #74
20110122733
2011-05-26

Stepping motor control circuit and analog electronic timepiece

 #75
20110080132
2011-04-07

Stepping motor control circuit and analogue electronic watch

 #76
20110063953
2011-03-17

Analog electronic timepiece and stepping motor driving method

 #77
20110026375
2011-02-03

Stepping motor control circuit and analogue electronic timepiece

 #78
20110026372
2011-02-03

Chronograph timepiece

 #79
20110026371
2011-02-03

Chronograph timepiece

 #80
20110013494
2011-01-20

Electronic timepiece

 #81
20100295499
2010-11-25

Stepping motor control circuit and analog electronic timepiece

 #82
20100270965
2010-10-28

Stepping motor control circuit and analog electronic watch

 #83
20100254226
2010-10-07

Stepping motor control circuit and analog electronic watch

 #84
20100238768
2010-09-23

Stepping motor control circuit and analogue electronic timepiece

 #85
20100238767
2010-09-23

Stepping motor control circuit and analog electronic watch

 #86
20100220556
2010-09-02

Stepping motor control circuit and analog electronic watch

 #87
20100172219
2010-07-08

Stepping motor control circuit and analogue electronic timepiece

 #88
20100165796
2010-07-01

Stepping motor control circuit and analogue electronic watch

 #89
20100164426
2010-07-01

Stepping motor control circuit and analogue electronic watch

 #90
20100149924
2010-06-17

Stepping motor controller and analog electronic timepiece

 #91
20100014389
2010-01-21

Analogue electronic clock and motor control circuit

 #92
20090316535
2009-12-24

Stepping motor control circuit and analog electronic timepiece

 #93
20090238044
2009-09-24

Electronic clock

 #94
20080089183
2008-04-17

Analogue electronic clock and motor control circuit

 #95
20070159124
2007-07-12

Electric motor with adjustable timing

 #96
20060187762
2006-08-24

Step motor drive unit and analog electronic timepiece

 #97
20060186853
2006-08-24

Method for identifying the rotation of a stepper motor driving at least one hand of a clock