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John R. Parks
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Ringwood, GB
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last 30 patents
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Patent Grant
Methods and apparatus for signature verification
Patent number
5,109,426
Issue date
Apr 28, 1992
National Research Development Corporation
John R. Parks
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and apparatus for capturing information in drawing or writing
Patent number
4,963,859
Issue date
Oct 16, 1990
National Research Development Corporation
John R. Parks
G06 - COMPUTING CALCULATING COUNTING