Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Joseph M. Torgerson0
Patrick Leonard0
Ning Ge0
Date of Patent
November 8, 2016
0Patent Application Number
144405510
Date Filed
November 30, 2012
0Patent Citations Received
Patent Primary Examiner
Patent abstract
In an embodiment, a fluid ejection device includes an ink slot formed in a printhead die. The fluid ejection device also includes a printhead-integrated ink level sensor (PILS) to sense an ink level of a chamber in fluid communication with the slot, and a clearing resistor circuit disposed within the chamber to clear the chamber of ink.
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