Patents
Sitemap › G04 - Horology › G04G - Electronic time-pieces › G04G 9 - Visual time or date indication means
Patents for G04G 9 - Visual time or date indication means (3,550)
06/1981
06/02/1981US4271497 Quadri-balanced digital time displays
06/02/1981US4270846 Electro-optical display device
05/1981
05/27/1981EP0029050A1 Digital display clock.
05/26/1981US4270196 Balanced complementary digital time displays
05/26/1981US4270194 Electronic alarm timepiece
05/26/1981US4270192 Electronic timepiece
05/19/1981US4268913 Electronic calculator watch
05/12/1981US4267586 Electrophonic musical instrument
05/05/1981US4266289 Calendar correcting mechanism
04/1981
04/28/1981US4264970 Liquid crystal display cell for an electronic timepiece
04/28/1981US4264968 Basic circuit for electronic timepieces
04/28/1981US4264966 Balanced digital time displays
04/21/1981USRE30588 Electric timepiece for displaying the operating condition thereof
04/21/1981US4262842 Hot water timer
04/14/1981US4262351 Electronic timepiece
04/14/1981US4262350 Solid state electronic timepiece with lamp
04/14/1981US4262345 Electronic clock having an analog display and a plurality of digital functions
04/14/1981US4262291 Arabic numerical displays using segmented patterns
04/07/1981US4260987 Display device
03/1981
03/25/1981EP0025476A2 Switch position indicating device for an electric range
03/24/1981US4258431 Electronic timepiece having an analog display device and a digital display device
03/24/1981US4257683 Electrochromic display
03/17/1981US4257115 Switch structure for electronic timepiece
03/17/1981US4256376 Electro-optical display element
03/11/1981EP0024937A2 Rectangular-faced clock
03/10/1981US4255806 Display means for chronometers with electro-optical elements
03/10/1981US4255804 Electronic watch
03/10/1981US4255801 Electronic watch
03/03/1981US4254490 Electronic clock having synchronized analog and digital displays
03/03/1981US4254489 Electro-optical time-indicating system
03/03/1981US4254488 Analog electronic timepiece
03/03/1981US4254487 Electronic time piece
03/03/1981US4254486 Display panel for electronic timepiece
02/1981
02/24/1981US4253173 Dual display synchronization system for a timepiece
02/24/1981US4253169 Electronic calculation watch with digital display
02/24/1981CA1096502A1 Interactive wristwatch calculator
02/10/1981US4250572 Watch module construction
02/10/1981US4250503 Apparatus for displaying waveforms on a matrix display
01/1981
01/27/1981US4247930 Timepiece with hybrid display
01/27/1981US4247928 Integral lightpipe and display holder for a timepiece
01/27/1981US4247927 Digital electronic timepiece
01/20/1981US4246650 Multi-function electronic timepiece
01/20/1981US4246602 Electronic timepiece
01/20/1981US4246579 Electrochromic display switching and holding arrangement
01/13/1981US4245337 Digital watch
01/13/1981US4245335 Watch display
01/13/1981US4245323 Electronic calculator with time display function
01/07/1981EP0021062A2 Method for performing a plausibility test concerning successively occurring time information in traffic-light systems
01/06/1981US4244040 Miniature electronic device construction
01/06/1981US4243303 Display device for electronic timepieces
12/1980
12/30/1980US4242747 Analog-digital chronometric display
12/30/1980US4242681 Driving system for display
12/23/1980US4241342 Measurement indicating apparatus and method
12/23/1980US4241339 Multi-colored display device
12/16/1980US4240150 Portable timepiece calculator with power savings feature
12/11/1980WO1980002753A1 Digital display clock
12/09/1980US4238848 Electronic timepiece
12/09/1980US4238847 Electronic watch for yacht races
12/09/1980US4238832 Time data processing apparatus
12/09/1980US4238793 Electroluminescent backlight for electrooptic displays
12/02/1980US4237459 Visual display with illuminable elements arranged in vertically aligned sections
12/02/1980US4236375 Electronic watch
12/02/1980CA1090590A1 Calendar display apparatus
11/1980
11/25/1980US4236241 Electronic timepiece
11/25/1980US4236240 Watch module construction
11/25/1980US4236238 Electronic digital timepiece having a stopwatch function and a timer function
11/18/1980CA1089657A1 Digital electronic timepiece with multiple display
11/11/1980US4233681 Electronic timepiece
11/11/1980US4232464 Method for the display of information
11/04/1980US4232382 Incrementing signal hold circuit for a clock/calculator
11/04/1980US4232301 Apparatus for automatically selectively displaying information of a plurality of kinds
11/04/1980CA1089103A1 Electronic calculator with time counting function
11/04/1980CA1088764A1 Electronic display device
10/1980
10/29/1980EP0018070A1 Analogue displays
10/21/1980US4228648 Hour hand corrector for dual display timepiece
10/14/1980US4228422 System for displaying at a remote station data generated at a central station and for powering the remote station from the central station
10/14/1980US4227777 Liquid crystal display cell
10/14/1980CA1087732A1 Display apparatus for automotive vehicles
10/07/1980CA1086968A1 Digital electronic timepiece
10/07/1980CA1086967A1 Digital electronic watch with prevention of simultaneous energization of alarm and illuminating means
10/01/1980EP0015913A1 Device for electronic display of hours and minutes on the dial of a watch
09/1980
09/30/1980US4225847 Display circuit
09/30/1980US4225776 Electronic digital time display apparatus
09/23/1980US4223526 Electronic timepiece
09/23/1980US4223525 Sequential display for digital chronograph
09/17/1980EP0015788A2 Apparatus and method for periodically generating a display of a measurement with an improved stability
09/09/1980US4221976 Transistor slope reversing circuit for digital clock display brightness control
09/09/1980US4221112 Electronic watch with illumination device
08/1980
08/26/1980US4219809 Compensation scheme for electrochromic displays
08/26/1980US4218876 Combined timekeeper and calculator with low power consumption features
08/26/1980US4218872 Display device for timepiece
08/19/1980US4218281 Manufacturing process for an electrooptic display device
08/12/1980US4217653 Electronic apparatus for time calculation
08/12/1980US4217035 Liquid crystal display
08/12/1980US4216649 Function selection circuit for multi-function timepiece
08/06/1980EP0014100A2 Analogue display
07/1980
07/29/1980US4214433 Calendar display apparatus
07/22/1980US4213294 Analog displays for electronic timepieces
07/15/1980US4212159 Electronic timepiece
07/15/1980US4212157 Solid state clock
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