Patents for G04G 3 - Producing timing pulses (901) |
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07/03/1979 | US4159622 Electronic timepiece having a main oscillator circuitry and secondary oscillator circuitry |
06/19/1979 | US4158286 Horologic instruments with random timing source |
06/19/1979 | US4158285 Interactive wristwatch calculator |
05/22/1979 | US4155218 Electronic watch |
05/15/1979 | US4154053 Electronic timepiece having an adjustable rate of division and method for its manufacture |
04/24/1979 | US4150535 Electronic timepiece |
04/10/1979 | US4148184 Electronic timepiece utilizing main oscillator circuit and secondary oscillator circuit |
04/10/1979 | US4148180 Electronic timepiece circuit for automatically displaying the day of the week |
03/13/1979 | US4144467 Pulse motor |
03/06/1979 | US4142360 Electronic timepiece |
02/27/1979 | US4141208 Digitally tuned timepiece |
01/16/1979 | US4134254 Electronic timepiece device |
01/09/1979 | US4133169 Electronic circuit for a quartz crystal watch |
01/02/1979 | US4132060 Electronic timepiece |
01/02/1979 | US4132059 Stacked logic design for I2 L watch |
12/26/1978 | US4131864 Low voltage compensator for power supply in a complementary MOS transistor crystal oscillator circuit |
11/21/1978 | US4125993 Digital display devices with remote updating |
10/10/1978 | US4119867 Frequency division circuit |
10/03/1978 | US4117657 Electronic timepiece calendar circuit |
09/19/1978 | US4114363 Electronic timepiece |
09/12/1978 | USRE29763 Crystal vibrator mounting |
08/29/1978 | US4110640 Standard signal generating apparatus |
08/15/1978 | US4106278 Electronic timepiece utilizing semiconductor-insulating substrate integrated circuitry |
08/08/1978 | US4104860 High speed dynamic flip-flop system |
08/08/1978 | US4104858 Bipolar logic having graded power |
07/25/1978 | US4103184 Frequency divider with one-phase clock pulse generating circuit |
07/25/1978 | US4102122 Electronic watch |
07/18/1978 | US4101838 Clock pulse generating apparatus |
07/11/1978 | US4099372 Timekeeping apparatus with power line dropout provisions |
07/04/1978 | US4098070 Digital display electronic wristwatch |
06/20/1978 | US4095407 Oscillating and dividing circuit having level shifter for electronic timepiece |
06/06/1978 | US4093992 Electronic wristwatch |
06/06/1978 | US4093873 Compensating digital counter for quartz crystal oscillator |
06/06/1978 | US4092819 Electronic timepiece circuit |
05/30/1978 | US4092604 Apparatus for adjusting the output frequency of a frequency divider |
05/16/1978 | US4089159 Electronic timepiece |
05/09/1978 | US4088903 Bistable circuits |
05/09/1978 | US4087958 Timepiece apparatus |
04/25/1978 | US4086521 Digital system for stabilizing the speed of a clockwork motor |
04/04/1978 | US4081951 Electronic timepiece |
03/14/1978 | US4079281 Shape, AT-cut crystal oscillator |
03/14/1978 | US4079280 Quartz resonator cut to compensate for static and dynamic thermal transients |
03/14/1978 | US4078375 Electronic timepiece |
02/28/1978 | US4075827 Adjustable circuit for an electronic timepiece |
02/21/1978 | US4074514 Isochronous period generator having means for adjusting the isochronous period |
01/31/1978 | US4071786 Thickness-shear crystal vibrator |
01/17/1978 | US4068463 Reference signal frequency correction in an electronic timepiece |
01/17/1978 | US4068462 Frequency adjustment circuit |
01/03/1978 | US4065915 Binary counting system |
12/20/1977 | US4064468 Low voltage compensator for power supply in a complementary MOS transistor crystal oscillator circuit |
12/13/1977 | US4063114 Dynamic divider circuit |
12/13/1977 | US4062178 Electronic timepiece |
11/22/1977 | US4059750 General purpose calculator having selective data storage, data conversion and time-keeping capabilities |
11/08/1977 | US4057741 Logic circuit for bistable D-dynamic flip-flops |
11/01/1977 | US4055945 Frequency adjustment means for an electronic timepiece |
10/04/1977 | USRE29429 Oscillator for a timepiece |
10/04/1977 | US4051663 Electronic timepiece |
09/27/1977 | US4050126 Method for adjusting frequency-temperature characteristic of GT cut quartz oscillator |
09/06/1977 | US4047012 General purpose calculator having factorial capability |
09/06/1977 | US4045952 Electronic timepiece apparatus |
08/23/1977 | US4043109 Electronic timepiece |
06/21/1977 | US4031448 Motor driving system and circuit therefor |
06/07/1977 | US4027470 Digital timer circuit |
05/17/1977 | US4024416 Method for controlling frequency of electrical oscillations and frequency standard for electronic timepiece |
05/03/1977 | US4020628 Automatic regulation of an electronic watch |
05/03/1977 | US4020626 Electronic timepiece |
04/05/1977 | US4016508 Electronic timepiece having plural capacitors for selectively adjusting quartz crystal oscillator output frequency |
04/05/1977 | US4015419 Electronic timepiece |
03/29/1977 | US4015208 Frequency generator compensated as a function of at least one physical parameter of the environment |
03/22/1977 | US4013901 Stacked logic design for I2 L watch |
03/08/1977 | US4011516 Frequency correction arrangement |
03/08/1977 | US4010602 High frequency reed time governor for a timepiece |
02/22/1977 | US4009445 Divider for an electronic timepiece |
02/08/1977 | US4007408 Apparatus for synchronization of a motor |
01/25/1977 | US4004407 Digital display electronic timepiece |
12/21/1976 | US3998044 Electronic timepiece |
11/02/1976 | US3988886 Time setting device for an electronic watch |
10/19/1976 | US3986333 Electronic digital clock |
10/12/1976 | US3986199 Bipolar logic having graded power |
09/28/1976 | US3983411 Frequency divider |
09/14/1976 | US3979899 Digital display type electronic time keeper |
09/07/1976 | US3978650 Electric timepiece |
09/07/1976 | US3978649 Quartz crystal electronic timepiece |
08/24/1976 | US3976867 Calculator timer with simple base-6 correction |
08/24/1976 | US3975898 Electronic timepiece |
08/03/1976 | US3973110 Circulating shift register time-keeping circuit |
07/27/1976 | US3971959 Timing mode selector |
07/13/1976 | US3969641 Quartz crystal vibrator |
06/29/1976 | US3965666 Injection logic electronic watch having a current regulated oscillator |
06/22/1976 | US3964251 Watch system having asynchronous counters implemented by D and inverted D flip-flops |
06/15/1976 | US3962860 Quartz crystal timepiece |
06/15/1976 | US3962858 Electronic watch |
05/18/1976 | US3958187 Clock signal generating device with complementary mos transistors |
05/18/1976 | US3958182 Electronic circuit for supplying energizing pulses of predetermined duration to an electric motor |
05/18/1976 | US3956880 Solid state wristwatch with charge coupled divider |
04/20/1976 | US3950940 Electronic timepiece |
04/06/1976 | US3948036 Electronic timepiece |
03/23/1976 | US3945194 Electronic quartz clock with integrated circuits |
03/09/1976 | US3943288 Telephone incorporating binary coded decimal time display |
02/24/1976 | US3939642 Electronic timepiece semiconductor intergrated circuit |