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Keyboard device
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Patent number 11,127,545
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Issue date Sep 21, 2021
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Chicony Electronics Co., Ltd.
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Mitsuo Horiuchi
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G05 - CONTROLLING REGULATING
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Keyboard device
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Patent number 10,714,279
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Issue date Jul 14, 2020
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Chicony Electronics Co., Ltd.
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Mitsuo Horiuchi
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G06 - COMPUTING CALCULATING COUNTING
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Keyswitch device and keyboard
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Patent number 10,224,158
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Issue date Mar 5, 2019
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Chicony Electronics Co., Ltd.
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Chun-Te Lee
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H01 - BASIC ELECTRIC ELEMENTS
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Key switch
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Patent number 5,263,783
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Issue date Nov 23, 1993
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Donald Wu
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Touchpad keyboard
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Patent number 4,439,647
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Issue date Mar 27, 1984
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Nick Calandrello
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H01 - BASIC ELECTRIC ELEMENTS
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3930083
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Patent number 3,930,083
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Issue date Dec 30, 1975
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H01 - BASIC ELECTRIC ELEMENTS