JH

John W. Huffman

HP HP: 25 patents #1,175 of 16,619Top 8%
Overall (All Time): #155,896 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
8289530 Image forming device with replaceable paper handling accessory Gustavo Miguel GuilleminFranco, Joel Tague 2012-10-16
7385588 Keyboard illumination system and method Quintin T. Phillips, L. Joy Griebenow 2008-06-10
7362320 Electronic device having a light emitting/detecting display screen David M. Payne, Phillip R. Luque, Tim M. Hoberock 2008-04-22
7188923 Controlling printing in response to print media characteristics 2007-03-13
D528594 Printing device Dennis M. Terenzio, Kevin L. Falk 2006-09-19
7091427 Apparatus using resonance of a cavity to determine mass of a load Phillip R. Luque, Robert E. Haines, Ben B. Tyson 2006-08-15
7050206 Document capture device David M. Payne 2006-05-23
6873811 Printer imaging components protection apparatus and method David M. Payne 2005-03-29
6810226 Electrophotographic toner containment apparatus and methods Quintin T. Phillips 2004-10-26
6793128 Face photo storage system 2004-09-21
6712446 Controlling printing in response to print media characteristics 2004-03-30
6648324 Method and system for automatically sensing the size of print medium in a printing device Tim M. Hoberock, Angela K. DiFronzo 2003-11-18
6389241 Method and apparatus for hard copy control using automatic sensing devices Nancy Cernusak, Michael J. Martin 2002-05-14
6229968 Method and apparatus for detecting image medium surface defects in an imaging system Michael J. Martin, Nancy Cernusak, Suzie Dustin 2001-05-08
6163662 Image forming devices, fusing assemblies, and methods of forming an image using control circuitry to control fusing operations Michael J. Martin, Nancy Cernusak, Jeffrey S. Weaver, James G. Bearss, Thomas Camis 2000-12-19
6088547 Automatic fuser temperature control Michael J. Martin, Nancy Cernusak 2000-07-11
5825401 Slide in formatter for image forming devices Don Wadley, Paul K. Mui 1998-10-20
5495276 Uniform media tensioning of print media during transport in laser printer Paul K. Mul 1996-02-27
5483889 Automatic media size detector Tim M. Hoberock 1996-01-16
5467178 Pressure roller for reducing media curl and wave in electrophotographic printers Paul K. Mui 1995-11-14
5417413 Uniform media tensioning of print media during transport in laser printer Paul K. Mui, Kwesi E. Abraham, Michael F. Webster 1995-05-23
5394227 Compliant hard fusing pressure roller for reducing media curl and wave in electrophotographic printers Paul K. Mui 1995-02-28
5005322 Inflatable tent structure Michael J. Mattick 1991-04-09
4869608 Resonant frequency reciprocating drive mechanism Lynn Hessing, Ben B. Tyson 1989-09-26
4684273 Ribbon shield for impact printer and method for controlling ink flow therein Brian J. Picht, Ben B. Tyson 1987-08-04