| Patents for G04G 15 - Time-pieces comprising means to be operated at preselected times or after preselected time intervals (2,009) |
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| 01/25/1990 | WO1990000847A1 System and process for vcr scheduling |
| 01/23/1990 | US4896307 Microcomputer-controlled programmable time switch |
| 01/10/1990 | EP0350039A1 Counter/clock-circuit for a microcontroller |
| 01/10/1990 | EP0349613A1 Timing process with fixed or variable pauses and device for implementing same |
| 01/10/1990 | CN2050989U Electronic oscillating alarm clock |
| 01/10/1990 | CN2050883U Instrument for rotational speed step and timing of diesel engine |
| 12/28/1989 | DE3821202A1 Electrical device having a digital numerical display |
| 12/27/1989 | CN2049902U Electric rice cooker |
| 12/20/1989 | CN2049794U Multi-purpose time-controlling on-off device |
| 12/13/1989 | EP0346052A2 Timer apparatus |
| 12/13/1989 | CN2049374U Clock controlled switch |
| 11/28/1989 | US4884253 Bread making device with a clock function |
| 11/21/1989 | US4882604 Electronic machine having time measuring function |
| 11/15/1989 | EP0342004A2 System and device to control time intervals between billets in rolling mills |
| 11/15/1989 | EP0341443A1 Electronic digital time piece |
| 11/08/1989 | CN2047404U 多功能电子闹钟 Multi-functional electronic alarm clock |
| 11/02/1989 | EP0339373A1 Microcomputer-controlled programme-adjusting device for a time switch device |
| 11/02/1989 | DE3813131A1 Method for the evaluation of key signals |
| 10/25/1989 | EP0338371A2 Digital commutating and regulating apparatus, in particular time switch |
| 10/18/1989 | EP0337927A2 Ranging switch, in particular for an electronic timing relay |
| 10/10/1989 | US4873584 Computer control for VCR including display of record playback listing and playback order selection |
| 09/26/1989 | CA1260798A1 Valve operating system |
| 09/06/1989 | CN2044104U Timing controlling plug seat |
| 09/05/1989 | US4864549 Microcomputer timer |
| 09/05/1989 | US4864429 System for providing transmitter-controlled actuation of equipment at the receiving end of a communications system |
| 08/22/1989 | EP0252942A4 Human behavior modification system which establishes and generates a user adaptive withdrawal schedule. |
| 08/15/1989 | US4858207 Alarm devices |
| 08/15/1989 | US4857759 Alternating current outlet adapter |
| 08/15/1989 | US4857758 Cycle timer for household appliance |
| 08/01/1989 | US4853854 Human behavior modification which establishes and generates a user adaptive withdrawal schedule |
| 07/26/1989 | CN2041829U Multifunction time control apparatus |
| 07/18/1989 | US4849948 Self-contained disposable timer for use with medication |
| 07/11/1989 | US4847696 System with a timer screen, for reserving the recording of TV programs |
| 06/27/1989 | US4843384 Wireless remote control system |
| 06/21/1989 | EP0320708A2 Video recording device with a memory for preferred programmes |
| 06/21/1989 | CN2039859U Fully automatic ringing device for school |
| 06/20/1989 | US4841386 Cassette recorder with recording programming |
| 06/20/1989 | US4841132 Program recording scheduling apparatus using an optical reader |
| 06/07/1989 | CN2039074U Multifunctional clock-control protector for refrigerator |
| 05/24/1989 | EP0316913A2 Time switch |
| 05/18/1989 | WO1989004513A1 Timing process with fixed or variable pauses and device for implementing same |
| 04/19/1989 | CN2036288U 智能石英钟 Intelligent Quartz |
| 04/05/1989 | CN2035503U Multi-purpose time controlling counter |
| 04/05/1989 | CN2035502U Compound electronic clock programm switch controller |
| 03/29/1989 | CN2035109U Computer timer with a needle indicator |
| 03/21/1989 | US4814901 Video cassette recorder for rental use which is rendered unusable after a predetermined period of time |
| 03/15/1989 | CN2034343U Automatic electronic type error peak clipper |
| 03/15/1989 | CN2034299U Time controller with summer time programmable |
| 02/14/1989 | US4804118 Food dispenser with timer control |
| 02/02/1989 | DE3724111A1 Programme listings magazine |
| 01/25/1989 | EP0300562A1 Television transmission system |
| 01/18/1989 | CN2031118U Computor controlled electric bell |
| 01/18/1989 | CN2031117U Simplified proigrammable time controller |
| 01/12/1989 | DE3721726A1 Car radio |
| 01/10/1989 | US4797283 Tapes for dispensing drugs |
| 01/04/1989 | CN2030344U 电子定时器 Electronic timers |
| 01/03/1989 | US4796107 Apparatus for reserving programs at various recording tape running speeds |
| 12/14/1988 | CN87215030U Multi-way programable time controller |
| 12/08/1988 | DE3816761A1 Elektronische programmiervorrichtung fuer kochgeraete Electronic programming device for cooking appliances |
| 12/07/1988 | EP0293492A1 Tv program recording system |
| 11/30/1988 | EP0156864B1 Electric power switch containing selfprogrammed control timer with continuously refreshed cycle of on/off sequences |
| 11/22/1988 | US4786982 Multi-function rotary dial system including timer setting feature |
| 11/22/1988 | US4785969 Medication dispensing system |
| 11/09/1988 | EP0289678A2 Self-contained disposable timer for use with medication |
| 11/01/1988 | US4782420 For controlling power to an electrical load |
| 11/01/1988 | CA1244116A1 Blasting initiated control system |
| 10/26/1988 | CN87203163U Automatic bell-ringing clock |
| 10/11/1988 | US4777384 Source voltage triggered timer |
| 09/27/1988 | US4774697 Electronic timepiece including a schedule memory device |
| 09/14/1988 | CN87212509U Electronic hour-counter |
| 09/14/1988 | CN87207935U Household multifunctional digital clock |
| 09/08/1988 | DE3705965A1 Programmed timer |
| 09/06/1988 | US4769765 Controlled access programmable event timer system |
| 09/06/1988 | US4769556 Electronic clock timer for a kitchen range |
| 08/30/1988 | US4768177 Method of and apparatus for alerting a patient to take medication |
| 08/23/1988 | US4766578 Method of setting time in digital clock and system therefor |
| 08/18/1988 | DE3703477A1 Time switch for electrical appliances - has hinged cover in mechanical contact with manual override switch when closed |
| 08/11/1988 | DE3702859A1 Apparatus with time-controlled switch-on and switch-off operations |
| 07/28/1988 | DE3701355A1 Time switch with integrated operating hour counter |
| 06/30/1988 | DE3710850C1 Electrotechnical accessory device |
| 06/28/1988 | US4754423 Electronic selector and method for selecting desired functions and levels |
| 06/22/1988 | EP0271826A2 Electronic cooker timer |
| 06/16/1988 | WO1988004506A1 Tv program recording system |
| 06/15/1988 | EP0270537A1 Device located at the receiver end for actuation controlled from the transmitter end. |
| 06/01/1988 | CN87207401U Automatic cycling type timer |
| 05/31/1988 | US4747514 Electronically controlled, programmable dispenser for medications |
| 05/18/1988 | CN87105675A Program recording apparatus for electric equipment |
| 05/11/1988 | EP0266460A1 Control systems |
| 05/11/1988 | CN86107476A Multifunctional random programming electronic timer |
| 03/16/1988 | EP0259639A1 Electronic time switch |
| 03/15/1988 | US4731729 Electronic digital dual sequential timing control apparatus for environmental systems |
| 03/09/1988 | EP0258345A1 Cassette recorder with programmable recording |
| 03/08/1988 | CA1233897A1 Programmable clock |
| 03/02/1988 | EP0257534A2 Device for recording and fast access to video signal parts on a magnetic tape |
| 02/10/1988 | CN87105677A Programming member for program timer recording |
| 02/10/1988 | CN87100999A Long period controller with pump type stepwave generator |
| 01/27/1988 | EP0254525A2 Programmable time switch |
| 01/27/1988 | EP0254518A2 Programming member for program timer recording |
| 01/27/1988 | EP0254517A2 Program recording apparatus for electronic equipment |
| 01/27/1988 | CN87204120U A display and control device for family clock |