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Foot activated user interface
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Patent number 7,454,309
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Issue date Nov 18, 2008
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Hewlett-Packard Development Company, L.P.
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Richard Anthony Lawrence
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G06 - COMPUTING CALCULATING COUNTING
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Environmental cameras
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Patent number 7,042,355
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Issue date May 9, 2006
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Hewlett-Packard Development Company, L.P.
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Andrew Arthur Hunter
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G08 - SIGNALLING
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Foot activated user interface
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Patent number 6,922,184
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Issue date Jul 26, 2005
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Hewlett-Packard Development Company, L.P.
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Richard Anthony Lawrence
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G06 - COMPUTING CALCULATING COUNTING