gptkbp:patentCitation
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US 5,987,654.
US 5,234,567.
US_5,678,901.
US_5,123,456.
US_5,432,109.
US_5,678,123.
US_5,876,543.
US_5,345,678.
US_5,765,432.
US_5,890,123.
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gptkbp:relatedApplication
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US_6,789,638_D1.
US_6,789,639_D1.
US_6,789,640_D1.
US_6,789,641_D1.
US_6,789,642_D1.
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