Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 9, 2007
Patent Application Number
11366653
Date Filed
March 1, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A sensor apparatus includes a heating element comprising an upstream side and a downstream side. A first heat sensing set is generally configured adjacent to the upstream side of the heating element and comprises a first sensing element and a second sensing element, the first and second sensing elements configured in a serpentine, interdigitated pattern. A second heat sensing set can be configured adjacent to the downstream side of the heating element and comprises a third sensing element and a fourth sensing element, the third and fourth sensing elements configured in a serpentine, interdigitated pattern.
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