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United States Utility Patents
6,020,870 - 6,020,879

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NumberTitle
6,020,870 Liquid crystal display apparatus and driving method therefor
6,020,871 Bidirectional scanning circuit
6,020,872 Matrix-type display device and method for driving the same
6,020,873 Liquid crystal display apparatus with arbitrary magnification of displayed image
6,020,874 Flat panel display device
6,020,875 High fidelity mechanical transmission system and interface device
6,020,876 Force feedback interface with selective disturbance filter
6,020,877 Cursor control device for use with computer system
6,020,878 Selective call radio with hinged touchpad
6,020,879 Power saving circuit of LCD unit



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