| Patents for G04F 10 - Apparatus for measuring unknown time intervals by electric means (2,136) |
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| 07/05/1977 | US4033176 Pocket-sized, direct-reading ultrasonic thickness gauge |
| 06/21/1977 | US4031373 Velocity computing chronograph |
| 06/21/1977 | US4031363 Display apparatus for automotive vehicles |
| 05/17/1977 | US4023345 Electronic timepiece |
| 05/10/1977 | US4022014 Combination wristwatch/chronograph/wrist calculator/measuring device |
| 05/03/1977 | US4021736 Circuit for measuring the refractory period of a heart pacer |
| 05/03/1977 | US4021647 Electronic monitoring device for power press brakes and similar devices |
| 05/03/1977 | US4021646 Down counter with a tracking 56 input circuit |
| 04/12/1977 | US4017794 Circuit for measuring time differences among events |
| 02/22/1977 | US4009371 Averaging counter |
| 02/08/1977 | US4007420 Device for measuring a nociceptive reaction of laboratory animals |
| 02/01/1977 | US4006415 Fast reset integrator |
| 01/11/1977 | US4002984 Circuit arrangement for determining the time duration of received oscillations |
| 01/11/1977 | US4002979 Pulse comparator |
| 12/28/1976 | US4000466 Apparatus for time-interval measurement |
| 11/23/1976 | US3993898 Press brake performance tester |
| 11/23/1976 | US3992871 Chronograph wristwatch |
| 10/05/1976 | US3984815 Time of event recorder |
| 09/28/1976 | US3983481 Digital intervalometer |
| 09/21/1976 | US3981440 Digital signal detector |
| 09/14/1976 | US3980868 Digital yacht racing timing system |
| 08/24/1976 | US3976867 Calculator timer with simple base-6 correction |
| 08/24/1976 | US3975898 Electronic timepiece |
| 08/10/1976 | US3974362 Flexitime recorder |
| 08/03/1976 | US3973110 Circulating shift register time-keeping circuit |
| 07/20/1976 | US3970828 System for precision time measurement |
| 06/15/1976 | US3962861 Apparatus for determining and lastingly showing the time at which an event occurs |
| 06/01/1976 | US3961258 Pulse time interval measuring system |
| 04/20/1976 | US3950935 Chronograph wristwatch |
| 04/06/1976 | US3949199 Pulse width decoder |
| 03/23/1976 | US3946312 Timing apparatus and system |
| 02/10/1976 | US3938042 Measurement averaging counting apparatus employing a randomly phase modulated time base to improve counting resolution |
| 02/10/1976 | US3937986 Linear waveform generator |
| 02/03/1976 | US3936745 Method of measuring the duration of a discontinuous signal |
| 01/27/1976 | US3934400 Electronic timepiece |
| 01/13/1976 | US3932746 Timing system having infared start-stop gates |