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