US Patent 7380897 Method and apparatus for calibrating a printhead

Patent 7380897 was granted and assigned to Lexmark International, Inc. on June, 2008 by the United States Patent and Trademark Office.

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Patent Citations Received

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US Patent 11932012 System and method for operating an inkjet printer to attenuate ink drying in the inkjets during printing operations

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Patent Inventor Names

James L. Bush, III0

Martin A. Johnson0

Michael D. Donovan0

Nathan W. Foley0

Patrick L. Kroger0

Timothy L. Anderson0

Tommy O. Lowe0

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Patent abstract

A method for calibrating a printhead includes printing a test pattern, scanning the test pattern to obtain calibration data, performing an ink drop velocity optimization for the printhead using the calibration data, and determining a bi-directional offset based on the calibration data.

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=073808970

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