Inventor
CHAPMAN DANNY KEITH
US14 patents
⚠️ This page may combine multiple inventors who share the name “CHAPMAN DANNY KEITH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
12 patentsUS7205738B2Apr 17, 2007
Method and apparatus for time-based dc motor commutation
LEXMARK INT INC29 citations91
US6370354B1Apr 9, 2002
Method and apparatus for controlling media-to-image registration of a single-pass intermediate transfer member-based printing apparatus
LEXMARK INT INC36 citations91
US6330424B1Dec 11, 2001
Method and apparatus for minimizing the open loop paper positional error in a control system for an electrophotographic printing apparatus
LEXMARK INT INC46 citations91
US7633256B2Dec 15, 2009
Encoder eccentricity correction for motion control systems
LEXMARK INT INC28 citations90
US6560434B2May 6, 2003
Intermediate transfer member motion control via surface wheel feedback
LEXMARK INT INC15 citations83
US6327458B1Dec 4, 2001
Method and apparatus for positioning paper in an imaging system having an intermediate transfer medium
LEXMARK INT INC17 citations83
US7245103B2Jul 17, 2007
Motor speed and position control
LEXMARK INT INC18 citations82
US6102591AAug 15, 2000
Method of speed control for imaging system including printers with intelligent options
LEXMARK INT INC6 citations73
US5980139ANov 9, 1999
Method of speed control for imaging system including printers with intelligent options
LEXMARK INT INC9 citations73
US7012390B1Mar 14, 2006
Method and apparatus for controlling a variable speed fan in an image forming device
LEXMARK INT INC9 citations65
US6889013B2May 3, 2005
Optimizing a printing motor under varying torque loads
LEXMARK INT INC2 citations61
US7613407B2Nov 3, 2009
Method and apparatus to detect loads associated with one of a plurality of components driven by a shared motor in an image forming apparatus
LEXMARK INT INC2 citations55