Inventor
RICHEY JOHN P
US7 patents
⚠️ This page may combine multiple inventors who share the name “RICHEY JOHN P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
6 patentsUS6366174B1Apr 2, 2002
Method and apparatus for providing a clock generation circuit for digitally controlled frequency or spread spectrum clocking
LEXMARK INT INC178 citations95
US6661981B2Dec 9, 2003
Method and apparatus for controlling transfer belt velocity of a color printer
LEXMARK INT INC23 citations86
US9639038B1May 2, 2017
Power management and control for a fuser of an electrophotographic imaging device
LEXMARK INT INC5 citations71
US7277111B2Oct 2, 2007
Multiple speed modes for an electrophotographic device
LEXMARK INT INC3 citations59
US7515646B2Apr 7, 2009
Method and apparatus for reducing EMI emissions for data signals traveling over a data pathway
LEXMARK INT INC2 citations58
US10001732B2Jun 19, 2018
Power management and control for a fuser of an electrophotographic imaging device
LEXMARK INT INC1 citations50