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Class Information
Number: 368/240
Name: Horology: time measuring systems or devices > Displays or display device details > Optical > With circular pattern of light sources
Description: Subject matter wherein the indicating means is arranged in a ring or rings.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7307920 |
Timer display device having light generating module with circular arrangement |
Dec. 11, 2007 |
| 6683822 |
Time display device |
Jan. 27, 2004 |
| 6388952 |
Programmable time switch |
May. 14, 2002 |
| 6198698 |
Illuminating, visual, time indicating device |
Mar. 6, 2001 |
| 6160767 |
Clock |
Dec. 12, 2000 |
| 6058277 |
Printing system and control method for printing images having a circle segment display element for visualizing print job processing times and managing print jobs |
May. 2, 2000 |
| 5903524 |
Personal menstrual cycle clock |
May. 11, 1999 |
| 5896348 |
Method and timepiece for displaying time using grouped binary indicators |
Apr. 20, 1999 |
| 5838643 |
Timepiece display and method of displaying information time on a timepiece |
Nov. 17, 1998 |
| 5694376 |
Method and enhanced clock for displaying time |
Dec. 2, 1997 |
| 5410520 |
Spatial/digital timepiece |
Apr. 25, 1995 |
| 5365498 |
Sundial-like timepiece |
Nov. 15, 1994 |
| 5247491 |
Device for projecting a rainbow-like spectral display in the form of a symbol design, time indicating display and the like |
Sep. 21, 1993 |
| 5237545 |
Electronic simulated sundial timepiece |
Aug. 17, 1993 |
| 5199009 |
Reminder clock |
Mar. 30, 1993 |
| 4970815 |
Light display |
Nov. 20, 1990 |
| 4920524 |
Multimode digital timepiece |
Apr. 24, 1990 |
| 4783773 |
Regatta timing watch |
Nov. 8, 1988 |
| 4742501 |
Time display apparatus |
May. 3, 1988 |
| 4459034 |
Time display apparatus |
Jul. 10, 1984 |
| 4421419 |
Electronic timepiece |
Dec. 20, 1983 |
| 4407587 |
Electronic timer |
Oct. 4, 1983 |
| 4400092 |
Analogue and digital display |
Aug. 23, 1983 |
| 4390287 |
Electronic device having time display function |
Jun. 28, 1983 |
| 4385842 |
Electronic timepiece for indicating digital subdivisions of time in a substantially conventional format |
May. 31, 1983 |
| 4382696 |
Electro-optical analog time display device |
May. 10, 1983 |
| 4382697 |
Electronic timepiece |
May. 10, 1983 |
| 4370068 |
Hour and minute display for a chronometer |
Jan. 25, 1983 |
| 4367959 |
Pseudo-analog display device |
Jan. 11, 1983 |
| 4364672 |
Method for driving liquid crystal display elements |
Dec. 21, 1982 |
| 4362398 |
Multiplexed LCD analog timepiece |
Dec. 7, 1982 |
| 4326279 |
Analogue displays |
Apr. 20, 1982 |
| 4320484 |
Electro-optical analog digital display |
Mar. 16, 1982 |
| 4319350 |
Electronic watch |
Mar. 9, 1982 |
| 4310909 |
Analog electronic timepiece |
Jan. 12, 1982 |
| 4255806 |
Display means for chronometers with electro-optical elements |
Mar. 10, 1981 |
| 4254489 |
Electro-optical time-indicating system |
Mar. 3, 1981 |
| 4254487 |
Electronic time piece |
Mar. 3, 1981 |
| 4254488 |
Analog electronic timepiece |
Mar. 3, 1981 |
| 4209974 |
Electronic timepiece circuits |
Jul. 1, 1980 |
| 4204399 |
Wristwatch |
May. 27, 1980 |
| 4198810 |
Analog-digital chronometric display |
Apr. 22, 1980 |
| 4180969 |
Electronic timepiece with global time zone display |
Jan. 1, 1980 |
| 4149368 |
Electronic timepiece with negative resistance light emitting elements |
Apr. 17, 1979 |
| 4139279 |
Electronic instrument |
Feb. 13, 1979 |
| 4138626 |
Gas discharge display apparatus |
Feb. 6, 1979 |
| 4121415 |
Hybrid horological display using time modulation |
Oct. 24, 1978 |
| 4106281 |
Time displays for electronic time keeping devices |
Aug. 15, 1978 |
| 4095414 |
Electronic timepiece |
Jun. 20, 1978 |
| 4081953 |
Hybrid horological display using space modulation |
Apr. 4, 1978 |
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