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G04G9/082
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PHYSICS
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ELECTRONIC TIME-PIECES
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G04G9/082
using multiplexing techniques
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Patents Grants
last 30 patents
Information
Patent Grant
Clock display device
Patent number
8,547,800
Issue date
Oct 1, 2013
Lapis Semiconductor Co., Ltd.
Keisuke Kiyomizu
G04 - HOROLOGY
Information
Patent Grant
Electronic timepiece with dot matrix display
Patent number
4,396,295
Issue date
Aug 2, 1983
Kabushiki Kaisha Daini Seikosha
Takehiro Ishikawa
G04 - HOROLOGY
Information
Patent Grant
Multiplexing system for a solid state timing device
Patent number
4,280,212
Issue date
Jul 21, 1981
Solid State Scientific, Inc.
Stephen A. Ransom
G04 - HOROLOGY
Information
Patent Grant
Electronic timepiece
Patent number
4,233,681
Issue date
Nov 11, 1980
Kabushiki Kaisha Suwa Seikosha
Masami Murata
G04 - HOROLOGY
Information
Patent Grant
Display circuit
Patent number
4,225,847
Issue date
Sep 30, 1980
Tokyo Shibaura Denki Kabushiki Kaisha
Eiji Masuda
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Digital display devices with remote updating
Patent number
4,125,993
Issue date
Nov 21, 1978
Philip Emile
G04 - HOROLOGY
Information
Patent Grant
Digital electronic timepiece
Patent number
4,091,609
Issue date
May 30, 1978
Kabushiki Kaisha Daini Seikosha
Takehiro Ishikawa
G04 - HOROLOGY
Information
Patent Grant
Digital watch with liquid crystal and sequentially read out light e...
Patent number
4,009,566
Issue date
Mar 1, 1977
Hughes Aircraft Company
Ernest C. Ho
G04 - HOROLOGY
Information
Patent Grant
Digital watch with liquid crystal and light emitting diode displays
Patent number
3,984,973
Issue date
Oct 12, 1976
Hughes Aircraft Company
Ernest C. Ho
G04 - HOROLOGY
Information
Patent Grant
3925775
Patent number
3,925,775
Issue date
Dec 9, 1975
G04 - HOROLOGY
Information
Patent Grant
3925777
Patent number
3,925,777
Issue date
Dec 9, 1975
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
3921384
Patent number
3,921,384
Issue date
Nov 25, 1975
G04 - HOROLOGY
Information
Patent Grant
3894389
Patent number
3,894,389
Issue date
Jul 15, 1975
G04 - HOROLOGY
Information
Patent Grant
3788058
Patent number
3,788,058
Issue date
Jan 29, 1974
G04 - HOROLOGY
Patents Applications
last 30 patents
Information
Patent Application
CLOCK DISPLAY DEVICE
Publication number
20120230157
Publication date
Sep 13, 2012
LAPIS Semiconductor Co., Ltd.
Keisuke KIYOMIZU
G04 - HOROLOGY