| Patents for H03K 21 - Details of pulse counters or frequency dividers (1,950) |
|---|
| 07/12/1988 | US4757522 Counting circuit employing more equatably used plural counters for extended life |
| 07/12/1988 | CA1239235A1 Sequential selection circuit |
| 06/29/1988 | EP0272288A1 Testable multi-mode counter network and method for operating its test. |
| 06/14/1988 | US4751631 Apparatus for fast generation of signal sequences |
| 05/17/1988 | US4745630 Multi-mode counter network |
| 05/05/1988 | DE3718225A1 Circuit arrangement for pulse counting circuits |
| 04/26/1988 | US4741005 Counter circuit having flip-flops for synchronizing carry signals between stages |
| 03/09/1988 | EP0258458A1 Counting circuit |
| 03/02/1988 | EP0257363A1 Method and device for increasing the counting cycle possibilities of a non-volatile digital counter |
| 02/23/1988 | US4727559 Weighted event counting circuit |
| 01/28/1988 | WO1988000775A1 An electronic counter |
| 01/28/1988 | WO1987007968A3 Multi-mode counter network |
| 12/30/1987 | WO1987007992A1 Look ahead terminal counter |
| 12/30/1987 | WO1987007968A2 Multi-mode counter network |
| 12/29/1987 | US4716406 Sequential selection circuit |
| 12/15/1987 | US4713832 Programmable divider up/down counter with anti-aliasing feature and asynchronous read/write |
| 12/08/1987 | US4712195 For connection to a source of supply voltage |
| 11/11/1987 | EP0244642A2 Solid-state cumulative operation measurement system |
| 10/20/1987 | US4700568 Pulse accumulator network adapted for use in a flow monitoring system |
| 09/11/1987 | WO1987005453A1 Counting circuit |
| 09/10/1987 | DE3604160A1 Auxiliary device in connection with an electronic counter control device |
| 09/01/1987 | US4691331 Self-correcting frequency dividers |
| 08/27/1987 | DE3605722A1 Pulse circuit for electronic pulse counters |
| 08/25/1987 | US4689575 Clock synchronization circuit for a computer timer |
| 08/18/1987 | US4688236 Process for the use of a binary register with n bistable cells making it possible to determine the ratio of two frequencies and apparatus for performing the process |
| 07/21/1987 | US4682287 Electronic odometer |
| 07/15/1987 | EP0228685A2 Phase adjustment system |
| 07/15/1987 | EP0228433A1 Frequency dividing arrangements. |
| 06/10/1987 | EP0224493A1 Universal vertical countdown and method for video display |
| 06/02/1987 | US4670676 Reset circuit |
| 05/26/1987 | US4669098 Increased resolution counting circuit |
| 05/12/1987 | US4665497 Electronic odometer |
| 05/05/1987 | US4663770 Non-volatile counting circuit and method which provides for extended counter life |
| 03/26/1987 | WO1987001884A1 Circuit for adding, storing and reproduction of electrical counting pulses |
| 03/17/1987 | US4651103 Phase adjustment system |
| 03/05/1987 | DE3530835A1 Counting circuit |
| 03/04/1987 | EP0212987A2 Improvements in or relating to prescalers |
| 01/21/1987 | EP0209313A2 Clock synchronization circuit for a timer |
| 01/20/1987 | US4638457 Method and apparatus for the non-volatile storage of the count of an electronic counting circuit |
| 01/15/1987 | WO1987000365A1 Frequency dividing arrangements |
| 01/14/1987 | EP0208602A1 Method for using an N bistable cells binary register in the ratio mesasurement of two frequencies, and apparatus for carrying out this method |
| 12/10/1986 | EP0204588A2 Digital Timer |
| 12/03/1986 | EP0203409A1 Method and apparatus for the non-volatile storage of the counting state of a digital counter |
| 12/03/1986 | EP0203096A1 Self-correcting frequency dividers. |
| 11/26/1986 | CN86102912A Universal vertical countdown and method for video display |
| 11/25/1986 | US4625321 Dual edge clock address mark detector |
| 11/20/1986 | WO1986006909A1 Universal vertical countdown and method for video display |
| 11/18/1986 | US4623846 Constant duty cycle, frequency programmable clock generator |
| 11/11/1986 | US4622686 Up/down counter interface means |
| 10/14/1986 | US4617639 Hour meter apparatus and method |
| 10/01/1986 | EP0195885A2 Method and device for the non-volatile memorizing of the counting state of an electronic counter circuit |
| 08/12/1986 | US4606057 Arrangement for checking the counting function of counters |
| 08/12/1986 | US4605965 Universal vertical countdown and method for video display |
| 06/04/1986 | EP0182999A1 Self-arming, prescaling frequency counter system |
| 05/27/1986 | US4592078 Up/down counter control circuit |
| 05/14/1986 | EP0180680A1 Counting circuit, in particular for an incremental sensor and capable of cooperating with an eight or sixteen bits processor |
| 05/13/1986 | CA1204274A1 Process of afterburning and purifying process exhaust gases |
| 05/09/1986 | WO1986002793A1 Self-correcting frequency dividers |
| 05/06/1986 | US4587665 Binary counter having buffer and coincidence circuits for the switched bistable stages thereof |
| 04/01/1986 | US4580281 Self-arming, prescaling frequency counter system |
| 03/18/1986 | US4577336 Integrable frequency divider circuit having a feedback controlled differential amplifier as its preamplifier circuit |
| 02/27/1986 | WO1986001320A1 Hourmeter apparatus and method |
| 12/17/1985 | US4559637 Tamper proof digital value accumulator and display method and apparatus |
| 12/10/1985 | US4558457 Counter circuit having improved output response |
| 11/27/1985 | EP0162605A1 Sequential selection circuits |
| 10/22/1985 | CA1195739A1 Level sensitive reset circuit for digital logic |
| 10/16/1985 | EP0158512A2 Reset circuit |
| 09/17/1985 | US4542518 Electronic blood cell counter |
| 09/10/1985 | CA1193333A1 Counter circuit for counting high frequency pulses |
| 09/03/1985 | US4539188 Combustion in a fluidized bed, pollution control |
| 07/30/1985 | US4532643 Bidirectional one-half rate counter |
| 07/16/1985 | US4530108 Counter for non-volatile storage |
| 07/16/1985 | US4530106 Counter device for use in tape recorder |
| 07/09/1985 | US4528683 Circuit for storing a multi-digit decimal numerical value of the distance traversed by a vehicle |
| 06/25/1985 | US4525641 Flip-flop programmer using cascaded logic arrays |
| 06/04/1985 | US4521897 Apparatus for synchronizing the operation of master and slave counters |
| 06/04/1985 | CA1188376A1 Gating circuit for a universal counter |
| 05/29/1985 | EP0142738A1 Electronic counter |
| 05/21/1985 | US4519091 Data capture in an uninterrupted counter |
| 05/08/1985 | EP0139770A1 Electronic odometer |
| 04/23/1985 | US4513432 Multiple self-contained logic gate counter circuit |
| 04/17/1985 | EP0137338A2 Method for the ultrasonic measuring of fluid-flow velocities |
| 04/16/1985 | US4512029 Non-volatile decade counter using Johnson code or equivalent |
| 04/16/1985 | US4511993 Arrangement for reading out defined data from a digital switching device with mutually asynchronous control signals for sequential switching of the device and transfer of the data |
| 04/10/1985 | EP0136735A1 Arrangement for checking the counting function of counters |
| 03/06/1985 | EP0133735A2 N-bit counter apparatus |
| 03/05/1985 | US4503548 Timer with fast counter interrupt |
| 02/26/1985 | US4502146 Adjustment of electronic ski binding circuitry |
| 02/26/1985 | US4502014 Coincident pulse cancelling circuit |
| 02/12/1985 | US4499589 Counter circuit for counting high frequency pulses using the combination of a synchronous and an asynchronous counter |
| 02/05/1985 | US4498106 Pulse generator for solid-state television camera |
| 01/15/1985 | US4494079 Microprocessor controlled phase locked loops |
| 01/08/1985 | US4493095 Counter having a plurality of cascaded flip-flops |
| 12/18/1984 | US4489424 Frequency divider making use of Josephson junction circuits |
| 12/18/1984 | US4489422 Timing system |
| 12/18/1984 | US4489279 Variable-frequency oscillator having a crystal oscillator |
| 11/28/1984 | EP0028625B1 Bidirectional integrator |
| 11/08/1984 | WO1984004381A1 Electronic odometer |
| 10/16/1984 | US4477920 Variable resolution counter |
| 10/16/1984 | US4477918 Multiple synchronous counters with ripple read |