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AssigneeElwha LLC
InventorsPaul Duesterhoft, Roderick A. Hyde, Jordin T. Kare, Eric C. Leuthardt, Stephen L. Malaska, Robert C. Petroski, Lowell L. Wood, JR.
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Described embodiments include a device. The device includes a hand-holdable housing carrying a writing element, a cleanliness sensor, and a cleanliness notification circuit. The device includes the writing element configured to form a mark on a surface in response to a touch or movement of the writing element with respect to the surface. The device includes the cleanliness sensor configured to detect an indicator of a pathogen present on a hand of a person holding the hand-holdable housing. The device includes the cleanliness notification circuit configured to output a signal responsive to the detected indicator of a pathogen on the hand of the person.
A device comprising:
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A method comprising:
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A device comprising:
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Dependencies are inferred from the claim text.