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Jul 10 1989 |
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Nov 30 1989 |
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Hierarchical constrained automatic learning neural network for character recognition |
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Apr 30 1991 |
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Jan 07 1998 |
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Dec 31 1997 |
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Method and system for efficiently navigating a text entry cursor provided by a mobile device |
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Hand-held electronic device with a keyboard optimized for use with the thumbs |
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Hand-held electronic device with a keyboard optimized for use with the thumbs |
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Hand-held electronic device with a keyboard optimized for use with the thumbs |
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