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Electronic device
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Patent number 10,671,026
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Issue date Jun 2, 2020
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LG Electronics Inc.
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Pilgoo Kang
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G02 - OPTICS
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Electronic device
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Patent number 9,869,974
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Issue date Jan 16, 2018
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LG Electronics Inc.
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Pilgoo Kang
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G02 - OPTICS
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Clock display device
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Patent number 8,547,800
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Issue date Oct 1, 2013
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Lapis Semiconductor Co., Ltd.
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Keisuke Kiyomizu
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G04 - HOROLOGY
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Digital watch
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Patent number 4,320,478
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Issue date Mar 16, 1982
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Motorola, Inc.
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Richard G. Daniels
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G04 - HOROLOGY
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Electrode structure in display device
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Patent number 4,281,901
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Issue date Aug 4, 1981
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Kabushiki Kaisha Suwa Seikosha
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Yoshito Ushiyama
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Driving system of display
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Patent number 4,278,974
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Issue date Jul 14, 1981
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Kabushiki Kaisha Daini Seikosha
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Kenichi Kondo
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Electronic watch
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Patent number 4,255,804
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Issue date Mar 10, 1981
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Citizen Watch Company Limited
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Kunio Suganuma
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G04 - HOROLOGY
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Digital display driving circuit
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Patent number 4,091,377
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Issue date May 23, 1978
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Kabushiki Kaisha Suwa Seikosha
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Akio Shimoi
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Electronic timepiece
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Patent number 4,078,374
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Issue date Mar 14, 1978
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Kabushiki Kaisha Daini Seikosha
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Kenichi Kondo
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G04 - HOROLOGY
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3902169
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Patent number 3,902,169
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Issue date Aug 26, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3881311
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Patent number 3,881,311
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Issue date May 6, 1975
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G04 - HOROLOGY
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3877017
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Patent number 3,877,017
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Issue date Apr 8, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3781863
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Patent number 3,781,863
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Issue date Dec 25, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3760406
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Patent number 3,760,406
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Issue date Sep 18, 1973
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G04 - HOROLOGY
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3740717
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Patent number 3,740,717
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Issue date Jun 19, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS