G04F 5 - Apparatus for producing preselected time intervals for use as timing standards

Patents for G04F 5 - Apparatus for producing preselected time intervals for use as timing standards (1,270)
09/1999
09/15/1999	CN2338783Y Multi-function electronic metronome
08/1999
08/04/1999	CN1044521C Metronome
07/1999
07/27/1999	US5929715 Oscillation circuit having electrostatic protective circuit
07/13/1999	US5921890 For assisting a user in maintaining a desired pace or tempo
06/1999
06/23/1999	CN1220783A Oscillation circuit, electronic circuit, semiconductor device, electronic equipment and clock
06/16/1999	EP0922330A1 Generation of a time period
04/1999
04/28/1999	EP0911919A1 Atomic frequency standard
04/28/1999	CN1215266A High-resolution clock reconstruction used in mobile communication equipment
04/27/1999	US5898645 Software-driven time measuring device
04/07/1999	EP0906592A1 Hydrogen sync
03/1999
03/31/1999	EP0905877A1 Oscillation circuit, electronic circuit, semiconductor device, electronic equipment and clock
02/1999
02/02/1999	US5866896 Opto-electronic device for frequency standard generation and terahertz-range optical demodulation based on quantum interference
01/1999
01/07/1999	WO1999000900A1 Generation of a time period
12/1998
12/08/1998	US5847618 Atomic maser with cylindrical sapphire storage bulb
12/08/1998	US5847613 Of an internal free running reference source
12/02/1998	CN2299333Y 多功能节拍器 Versatile metronome
11/1998
11/17/1998	US5838206 Active hydrogen maser atomic frequency standard
10/1998
10/28/1998	CN1197326A Oscillatory circuit, electronic circuit, semiconductor device, electronic instrument and clock
10/21/1998	EP0872784A1 Oscillation circuit, electronic circuit using the same, and semiconductor device, electronic equipment, and timepiece using the same
10/21/1998	CN1196509A Oscillation circuit, electronic circuit and semiconductor device, electronic equipment, and timepiece
08/1998
08/26/1998	EP0859972A1 Miniature atomic frequency standard controlled by a digital processor
07/1998
07/29/1998	CN1189010A Oslillation circuit, electronic circuit, semiconductor device installing the same, timepiece and electronic device
07/28/1998	CA2066150C Orthosis with distraction through range of motion
07/23/1998	WO1998032218A1 Oscillation circuit, electronic circuit, semiconductor device, electronic equipment and clock
07/15/1998	EP0852758A1 A miniature atomic frequency standard
07/01/1998	EP0851323A1 Oscillation circuit, electronic circuit using the same, and semiconductor device, electronic equipment, and timepiece using the same
06/1998
06/23/1998	US5771180 Real time clock and method for providing same
06/10/1998	EP0846989A1 Oscillation circuit and electronic circuit, and semiconductor device, timepiece, and electronic device equipped with the same
05/1998
05/12/1998	US5751825 Combination electronic metronome and headphone unit
03/1998
03/04/1998	EP0825891A1 Programmable audible pacing device
02/1998
02/18/1998	CN2274799Y Electronic metronome
02/17/1998	US5719827 Highly stable frequency generator
01/1998
01/15/1998	WO1998001732A1 Quartz transducer
01/15/1998	WO1998001297A1 Quartz construction
12/1997
12/24/1997	WO1997049009A1 Hydrogen sync
10/1997
10/29/1997	EP0772847A4 Pulsed-tone timing exercise method
09/1997
09/23/1997	US5670914 Miniature atomic frequency standard
08/1997
08/12/1997	US5657340 Rubidium atomic clock with fluorescence optical pumping and method using same
06/1997
06/24/1997	US5642334 Pacing device for taking an examination
06/03/1997	US5636128 Apparatus for detecting periodicity in time-series data
05/1997
05/29/1997	WO1997019517A1 Digital frequency generation in atomic frequency standards using digital phase shifting
05/15/1997	WO1997017637A1 Miniature atomic frequency standard controlled by a digital processor
05/14/1997	EP0772847A1 Pulsed-tone timing exercise method
05/06/1997	US5627497 Resonator package for atomic frequency standard
04/1997
04/03/1997	WO1997012298A1 A miniature atomic frequency standard
04/03/1997	CA2232933A1 A miniature atomic frequency standard
04/02/1997	EP0766353A1 Atomic frequency standard
03/1997
03/26/1997	EP0683904B1 Metronome mechanism
03/18/1997	US5611764 Method of increasing range of motion
02/1997
02/27/1997	DE19635185A1 Electronic start stop pulse generation to calibrate laser distance measuring systems
02/25/1997	US5606291 Miniature atomic frequency standard controlled by a digital processor
01/1997
01/07/1997	US5592143 Pulsed-tone timing exercise method
12/1996
12/17/1996	US5586088 Metronome mechanism
12/17/1996	US5585586 Tempo setting apparatus and parameter setting apparatus for electronic musical instrument
11/1996
11/21/1996	WO1996036404A1 Programmable audible pacing device
11/21/1996	CA2221207A1 Programmable audible pacing device
11/05/1996	US5572705 Synchronous phase tracking parallel electronic timing generator
10/1996
10/09/1996	CN1132962A Highly stable frequency generator
10/08/1996	US5563850 Food intake timer
09/1996
09/25/1996	CN2236141Y Beat making device with conducting action
09/24/1996	US5558519 Method for instruction of golf and the like
08/1996
08/22/1996	WO1996025835A1 Neutral atom radiative cooling arrangement using isotropic radiation
08/22/1996	DE19500704C1 Adjustment method for frequency and sequence of metronome by key operations
06/1996
06/18/1996	US5528028 Frequency standard using an atomic stream of optically cooled atoms
05/1996
05/14/1996	US5515764 Harmonic metronome
05/08/1996	EP0711040A1 Frequency generator wit a high stability
05/05/1996	CA2161938A1 Highly stable frequency generator
02/1996
02/13/1996	US5490816 Pace generating device
02/08/1996	WO1996003722A1 Pulsed-tone timing exercise method
02/08/1996	CA2195766A1 Pulsed-tone timing exercise method
12/1995
12/20/1995	CN2215733Y Mechanical metronome
12/19/1995	US5476427 Pace display device
11/1995
11/29/1995	EP0683904A1 Metronome mechanism.
11/22/1995	CN2213351Y Adjustable sound timer
09/1995
09/26/1995	US5453075 Orthosis with distraction through range of motion
09/05/1995	US5447089 Electronic metronome with variable tempo control
06/1995
06/27/1995	US5428315 Method of making radiation hardened quartz crystal oscillators
06/14/1995	CN2200832Y Multifunction metronome
06/06/1995	US5422923 Programmable time-interval generator
06/06/1995	US5421236 To assist a musician to play in accompaniment to music of a given beat
05/1995
05/23/1995	US5417137 Metronome apparatus
03/1995
03/07/1995	US5395303 Orthosis with distraction through range of motion
01/1995
01/03/1995	US5379000 Atomic clock employing ion trap of mono- or multi-planar geometry
12/1994
12/07/1994	EP0627238A2 Pace generating device
10/1994
10/26/1994	EP0621525A1 Microprocessor without timer for providing time base signals
10/26/1994	CN2181017Y Synchronous electric spark clock
10/26/1994	CN1094169A Metronome
10/05/1994	EP0618677A1 Programmable time-interval generator
09/1994
09/06/1994	US5345489 Timer circuit having comparator comparing contents of counter and register
08/1994
08/18/1994	WO1994018611A1 Metronome mechanism
08/16/1994	US5338930 Frequency standard using an atomic fountain of optically trapped atoms
07/1994
07/20/1994	CN2172490Y Signal-control sparking timer
07/05/1994	US5327105 Gas cell for a miniaturized atomic frequency standard
06/1994
06/28/1994	US5325340 For providing feedback to a user
06/28/1994	US5325074 Oscillator with supply voltage changeover according to activated and disabled states of a microcomputer
03/1994
03/23/1994	CN1084325A Atomic frequency standard cell and method for forming same
02/1994
02/15/1994	US5285773 Orthosis with distraction through range of motion
02/02/1994	CN2155034Y Multifunction electronic metronome
01/1994
01/27/1994	DE4304177C1 Metronome mechanism - has bearing frame with stay from which two arms stand out, and lift shaft supporting bearing housing
01/20/1994	DE3722416A1 Timing system for mobile radio communication network with time allocation - uses base pulse generator having piezo-crystal esp. quartz, as frequency determining element, and has digital divider connected to base pulse generator for representing clock time in digital data form

1 2 3 4 5 6 7 8 9 10 11 12 13