Method and apparatus for recognizing and performing handwritten calculations

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5428805
SERIAL NO

07994950

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Abstract

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A pen-based calculator recognizes handwritten input. The calculator comprises a display simulating a sheet of paper, and a stylus simulating a pen. The user writes a calculation on the calculator as if it were a piece of scratch paper. The calculator uses handwriting recognition to identify the various elements of the calculation, performs the calculation, and then displays the result at an appropriate location.

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Patent Owner(s)

Patent OwnerAddress
AI AUTOMATION LLC2205 FULTON STREET HOUSTON TX 77009

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Morgan, Michael W 733 Sutton Dr., Walnut Creek, CA 94598 8 499

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