| Patents for G04F 10 - Apparatus for measuring unknown time intervals by electric means (2,136) |
|---|
| 01/10/1995 | US5381100 Pulse signal measuring instrument |
| 01/05/1995 | DE4321207A1 Circuit arrangement for pulse propagation time measurement (delay time measurement) |
| 12/27/1994 | US5377170 Uteral contraction timer |
| 12/27/1994 | US5377169 Electronic event display apparatus |
| 11/22/1994 | US5367286 System for instantaneously displaying the ranking of a competitor in a race with sequential starts |
| 11/15/1994 | US5365238 Precision time measurements |
| 10/25/1994 | US5359533 Method for determining a frequency/time profile of hits, and device for carrying out the method |
| 10/18/1994 | US5357490 Measuring timer system |
| 09/20/1994 | US5349620 Timer access control apparatus |
| 09/01/1994 | WO1994019727A1 Device for fastening a measurement arrangement to a handle |
| 08/24/1994 | EP0546086A4 Racecar timing and track condition alert system and method |
| 08/02/1994 | US5335212 Golf clock |
| 07/26/1994 | US5333162 High resolution time interval counter |
| 07/06/1994 | CN2171129Y Digital stopwatch with memory and frenquency measuring function |
| 06/28/1994 | US5325341 Digital timer apparatus and method |
| 06/28/1994 | US5325340 For providing feedback to a user |
| 06/28/1994 | US5325313 System for measuring timepiece beat interval accuracy |
| 06/28/1994 | CA2001526C Time of tip-over indicator |
| 06/15/1994 | EP0600927A1 Race monitor. |
| 06/07/1994 | US5319614 Time interval measuring apparatus |
| 06/01/1994 | EP0599568A2 Time measurement apparatus |
| 05/31/1994 | US5317545 Telephone timer apparatus |
| 05/17/1994 | CA1329646C Dead time compensated control loop |
| 04/27/1994 | EP0594281A1 Attachment to a ski stick |
| 04/05/1994 | US5301154 Time calculating device |
| 03/30/1994 | CN1084653A Precision time-interval measuring apparatus |
| 03/22/1994 | US5297110 Stopwatch with target time function |
| 03/08/1994 | US5293354 Remotely actuatable sports timing system |
| 02/22/1994 | US5289135 Pulse phase difference encoding circuit |
| 02/08/1994 | US5285430 Behavior modification wristwatch |
| 02/08/1994 | US5285425 Parking time display device equipped in a vehicle with a motor |
| 02/02/1994 | EP0581448A2 Elapsed time recording device |
| 01/18/1994 | US5280363 Slit camera apparatus |
| 01/12/1994 | EP0578150A2 Apparatus for measuring the time of flight of pulses |
| 01/05/1994 | EP0576841A2 Digital timer apparatus and method |
| 01/05/1994 | CN2152231Y Digital measuring device for switching time difference |
| 12/15/1993 | CN2149650Y Simple apparatus for measuring spark time intervals |
| 12/15/1993 | CN1079549A Method for determining a frequency/time profile of hits, and device for carrying out the method |
| 11/30/1993 | US5266844 Timing discriminator circuit and method for determining the arrival order of input signals |
| 11/25/1993 | WO1993023121A1 Golf equipment |
| 11/23/1993 | US5265037 Rotational speed detecting apparatus storing alternate information in two memories |
| 11/16/1993 | US5263012 Sub-nanosecond time difference measurement |
| 11/10/1993 | EP0568771A1 Method for determining the frequency distribution of events and device for applying this method |
| 10/26/1993 | CA2089219A1 Method for determining a frequency/time profile of hits, and device for carrying out the method |
| 10/14/1993 | WO1993020487A1 Sub-nanosecond time difference measurement |
| 09/29/1993 | EP0561940A1 A high-efficiency apparatus for measuring operational parameters and times of vehicles running around a racetrack |
| 09/29/1993 | CN1076789A Test. instrument for continuous raising foot time of mouse due to pain |
| 09/14/1993 | US5245592 Wearing time measuring device for a removable medical apparatus |
| 08/31/1993 | US5241487 Racecar timing and track condition alert system and method |
| 08/26/1993 | DE4205585A1 Visual indication of measurement values, esp. residual time in judo competition - using visually variable display e.g. in form of circle with sector variations |
| 08/18/1993 | EP0555985A1 Dual ranked time interval conversion circuit |
| 08/03/1993 | US5233638 Timer input control circuit and counter control circuit |
| 08/03/1993 | US5233545 Data processing circuit |
| 07/27/1993 | US5231598 Direct digital synthesis measurement signal skew tester |
| 07/20/1993 | US5229981 Digital multi event timer |
| 07/06/1993 | US5224700 Combined putting green repair tool and stopwatch |
| 06/23/1993 | EP0547292A1 Picosecond event timer |
| 06/16/1993 | EP0546086A1 Racecar timing and track condition alert system and method |
| 06/16/1993 | CN2136489Y Tracing power supply |
| 06/08/1993 | US5218693 Timer unit and data processing apparatus including the same |
| 06/08/1993 | US5218289 Electronic device for the measurement of time lags |
| 06/02/1993 | CN2135146Y Transducer for measuring body-temp |
| 05/19/1993 | EP0542421A2 Motor vehicle driving analytically diagnosing method and device |
| 05/12/1993 | EP0541039A2 Device for gathering information |
| 04/21/1993 | CN1071267A Wireless telecontrol velocity measuring system for training athlete by segmental timekeepings |
| 04/20/1993 | US5204678 Dual-ranked time-interval conversion circuit |
| 04/07/1993 | EP0482087B1 Device for measuring the time which a removable medical device has been in place |
| 04/06/1993 | US5200933 High resolution data acquisition |
| 03/31/1993 | EP0533861A1 System for displaying the instantaneous ranking of a competitor in a competition in which competitors start sequentially |
| 03/30/1993 | US5199008 Device for digitally measuring intervals of time |
| 03/18/1993 | DE4130046A1 Correlator for determining signal propagation time in receiver - obtains reference from digitised and stored input for switching to HF stage alternating with antenna connection. |
| 03/16/1993 | US5195061 Practice timer |
| 03/04/1993 | WO1993004446A1 Race monitor |
| 03/03/1993 | EP0529875A2 Continuous time interpolator |
| 03/02/1993 | US5191336 System for timing an event signal |
| 02/24/1993 | CA2049783A1 Race monitor |
| 02/23/1993 | US5189305 Timing apparatus particularly for racing vehicles |
| 02/23/1993 | CA1313763C Time reference device havingan approximately constant stability for short and long term time measurements |
| 02/17/1993 | EP0527557A1 Signal arbitration circuits and methods using superconductive elements |
| 01/07/1993 | EP0521742A1 Electronic delay measuring device |
| 11/24/1992 | US5166959 For providing a digital output signal indicative of the time |
| 11/24/1992 | CA1310742C Method and system for generating a description of the distribution of looking time as people watch television commercials |
| 10/21/1992 | CN2119679U Weiqi tournament lock capable of automatically reading second and judging |
| 10/14/1992 | EP0508232A2 Electronic circuit for measuring short time-intervals |
| 10/03/1992 | WO1992017862A1 System for displaying the instantaneous ranking of a competitor in a competition in which competitors start sequentially |
| 10/03/1992 | CA2083170A1 System for instantaneously displaying the ranking of a competitor in a race with sequential starts |
| 09/30/1992 | EP0506120A2 Stopwatch |
| 09/29/1992 | US5151885 Stopwatch |
| 09/22/1992 | US5150337 Method and apparatus for measuring time elapsed between events |
| 08/18/1992 | US5140564 Exam timer |
| 08/18/1992 | US5140307 Arrangement for timing moving objects |
| 08/11/1992 | US5138640 Circuit configuration for improving the resolution of successive pulsed signals over time |
| 08/04/1992 | US5136621 Timing and lap counting device for a swimmer |
| 07/22/1992 | CN1017565B Precise electronic dotted timer |
| 07/14/1992 | US5130957 Electronic timepiece with timer |
| 07/14/1992 | US5130955 Athletic timer correction system |
| 07/07/1992 | US5128624 Pulse phase difference encoding circuit |
| 06/25/1992 | WO1992010811A1 A high-efficiency apparatus for measuring operational parameters and times of vehicles running around a racetrack |
| 06/17/1992 | EP0438469B1 Circuit arrangement for digitally recording analog information formed by the time interval between two consecutive states of a signal |
| 06/16/1992 | US5122996 Real-time, uninterrupted time-interval to voltage converter |