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ELECTRONIC TIME-PIECES
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Patents Grants
last 30 patents
Information
Patent Grant
Electronic device, electronic timepiece, display control method, an...
Patent number
10,824,117
Issue date
Nov 3, 2020
Casio Computer Co., Ltd.
Eiji Yamakawa
G02 - OPTICS
Information
Patent Grant
Electronic device
Patent number
10,671,026
Issue date
Jun 2, 2020
LG Electronics Inc.
Pilgoo Kang
G02 - OPTICS
Information
Patent Grant
Electronic device
Patent number
9,869,974
Issue date
Jan 16, 2018
LG Electronics Inc.
Pilgoo Kang
G02 - OPTICS
Information
Patent Grant
Devices for quantifying the passage of time
Patent number
8,842,499
Issue date
Sep 23, 2014
DS Zodiac, Inc.
John David Jones
G04 - HOROLOGY
Information
Patent Grant
Devices for quantifying the passage of time
Patent number
8,379,489
Issue date
Feb 19, 2013
DS Zodiac, Inc.
John David Jones
G04 - HOROLOGY
Information
Patent Grant
Time display system, method and device
Patent number
7,525,877
Issue date
Apr 28, 2009
Shelton E. Harrison, Jr.
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Time display system, method and device
Patent number
7,221,624
Issue date
May 22, 2007
Shelton E. Harrison, Jr.
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Time display system, method and device
Patent number
7,079,452
Issue date
Jul 18, 2006
Shelton E. Harrison
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Program to display an alternate mode in a multimode timepiece
Patent number
4,989,188
Issue date
Jan 29, 1991
Timex Corporation
Tom Thinesen
G04 - HOROLOGY
Information
Patent Grant
Liquid crystal matrix display device
Patent number
4,513,282
Issue date
Apr 23, 1985
Citizen Watch Company Limited
Tadahiko Nakagiri
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Leap year compensation circuit
Patent number
4,447,160
Issue date
May 8, 1984
Olympus Optical Co., Ltd.
Kowji Tanikawa
G04 - HOROLOGY
Information
Patent Grant
Calendar data display device for an electronic device
Patent number
4,274,146
Issue date
Jun 16, 1981
Casio Computer Co., Ltd.
Mikio Yanagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Alarm timepiece
Patent number
4,272,836
Issue date
Jun 9, 1981
Citizen Watch Co., Ltd.
Munetaka Tamaru
G04 - HOROLOGY
Information
Patent Grant
Electrochromic display
Patent number
4,257,683
Issue date
Mar 24, 1981
Sharp Kabushiki Kaisha
Hiroshi Kuwagaki
G02 - OPTICS
Information
Patent Grant
Electronic clock having synchronized analog and digital displays
Patent number
4,254,490
Issue date
Mar 3, 1981
Gebruder Junghans GmbH
Wolfgang Ganter
G04 - HOROLOGY
Information
Patent Grant
Multi-colored display device
Patent number
4,241,339
Issue date
Dec 23, 1980
Kabushiki Kaisha Suwa Seikosha
Yoshito Ushiyama
G02 - OPTICS
Information
Patent Grant
Electronic digital timepiece having a stopwatch function and a time...
Patent number
4,236,238
Issue date
Nov 25, 1980
Citizen Watch Company Limited
Katsuhiko Komiyama
G04 - HOROLOGY
Information
Patent Grant
Calendar display apparatus
Patent number
4,214,433
Issue date
Jul 29, 1980
Casio Computer Co., Ltd.
Hiroyuki Terao
G04 - HOROLOGY
Information
Patent Grant
Electronic display device
Patent number
4,205,516
Issue date
Jun 3, 1980
Casio Computer Co., Ltd.
Hiroyuki Terao
G04 - HOROLOGY
Information
Patent Grant
Electronic timepiece
Patent number
3,994,124
Issue date
Nov 30, 1976
Kabushiki Kaisha Suwa Seikosha
Kinji Fujita
G04 - HOROLOGY
Information
Patent Grant
Switching system for an electronic timepiece
Patent number
3,978,296
Issue date
Aug 31, 1976
Kabushiki Kaisha Daini Seikosha
Tokio Moriya
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SEQUENTIAL DISPLAYING METHOD
Publication number
20190101869
Publication date
Apr 4, 2019
E Ink Holdings Inc.
Huei-Chuan Lee
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
WATCH
Publication number
20180275616
Publication date
Sep 27, 2018
Citizen Watch Co., Ltd.
Shoichiro MORITA
G04 - HOROLOGY
Information
Patent Application
ELECTRONIC DEVICE
Publication number
20180150032
Publication date
May 31, 2018
LG ELECTRONICS INC.
Pilgoo Kang
G02 - OPTICS
Information
Patent Application
ELECTRONIC DEVICE
Publication number
20170097614
Publication date
Apr 6, 2017
LG ELECTRONICS INC.
Pilgoo KANG
G02 - OPTICS
Information
Patent Application
Devices for Quantifying the Passage of Time
Publication number
20140064039
Publication date
Mar 6, 2014
DS ZODIAC, INC.
John David Jones
G04 - HOROLOGY
Information
Patent Application
DEVICES FOR QUANTIFYING THE PASSAGE OF TIME
Publication number
20130128705
Publication date
May 23, 2013
John David Jones
G04 - HOROLOGY
Information
Patent Application
Electronic Calendar Apparatus
Publication number
20090175133
Publication date
Jul 9, 2009
Peigen Jiang
G04 - HOROLOGY
Information
Patent Application
Time display system, method and device
Publication number
20090154297
Publication date
Jun 18, 2009
Shelton E. Harrison, JR.
G04 - HOROLOGY
Information
Patent Application
Time display system, method and device
Publication number
20070189123
Publication date
Aug 16, 2007
Shelton E. Harrison
G04 - HOROLOGY
Information
Patent Application
Time display system, method and device
Publication number
20060209638
Publication date
Sep 21, 2006
Shelton E. Harrison
G04 - HOROLOGY
Information
Patent Application
Time display system, method and device
Publication number
20030193842
Publication date
Oct 16, 2003
Shelton E. Harrison
G04 - HOROLOGY