DK

Douglas Kreckel

Xerox: 9 patents #1,448 of 8,622Top 20%
Overall (All Time): #579,480 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8145078 Toner concentration system control with state estimators and state feedback methods Lalit Keshav Mestha, Sohail A. Dianat, Bharathi Venkitaraman 2012-03-27
7498578 Method and system for calibrating a reflection infrared densitometer in a digital image reproduction machine Mark A. Scheuer, Patricia J. Donaldson 2009-03-03
7177557 Method for calculating toner age and a method for calculating carrier age for use in print engine diagnostics 2007-02-13
6941084 Compensating optical measurements of toner concentration for toner impaction Eric S. Hamby, R. Enrique Viturro, Eric Michael Gross 2005-09-06
6865349 Machine post-launch process optimization through wireless connected customer replaceable unit memory Scott M. Silence, Jane M. Kanehl, Charles H. Tabb 2005-03-08
6735399 Post-launch process optimization of replaceable sub-assembly utilization through customer replaceable unit memory programming Charles H. Tabb, Scott M. Silence, Jane M. Kanehl 2004-05-11
6606463 Optical toner concentration sensor Eric Michael Gross, Scott M. Silence, Ralph A. Shoemaker, Jean A. Maksymiak, Raymond L. Mongeon +2 more 2003-08-12
5613174 Imaging device with positive air pressure and electrostatic precipitator Gary Allen Denton, Paul F. Sawicki 1997-03-18
5191293 Park and ride method for determining photoreceptor potentials 1993-03-02