Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Johnnie Coffey is active.

Publication


Featured researches published by Johnnie Coffey.


Archive | 1989

Printer having printhead gap adjustment mechanism

John Paul Bradley; Johnnie Coffey; Clifford Miller Denny; Selahattin Adil Okcuoglv


Archive | 1996

Toner cartridge with locating on photoconductor shaft

Johnnie Coffey; Larry Steven Foster; Paul Douglas Horrall; David Erwin Rennick


Archive | 2007

Ink tank having integrated rfid tag

Christopher Alan Adkins; Stephen Porter Bush; Johnnie Coffey; John Yeung Conway; Paul William Dryer; Gina Marie Johns; Christopher Elliot Lingle; Ganesh Vinayak Phatak; William Bruce Rose; Jason Todd Vanderpool


Archive | 1996

Toner cartridge with external planar installation guides

Johnnie Coffey; Larry Steven Foster; Paul Douglas Horrall; John Randolph McIntyre; Richard Alden Ramsdell; David Erwin Rennick


Archive | 2006

Ink supply systems and methods for inkjet printheads

Jeffery James Buchanan; Johnnie Coffey; Steven Robert Komplin


Archive | 2006

Vacuum Pump and Low Pressure Valve Inkjet Ink Supply

Johnnie Coffey; Steven Robert Komplin


Archive | 1996

Toner cartridge with housing and pin construction

Johnnie Coffey; Steven Alan Curry; Larry Steven Foster; Paul Douglas Horrall; John Randolph McIntyre; Richard Alden Ramsdell; David Erwin Rennick


Archive | 1999

Substrate sensing mechanism for use in a printer output bin

Johnnie Coffey; David Erwin Rennick; William Joseph Thornhill


Archive | 1996

Venting plug in toner cartridge

Johnnie Coffey; Steven Alan Curry; Robert Flynt Strean; Dawson Ward Ii Earl


Archive | 1997

Door operated charge member positioning

Johnnie Coffey; Larry Steven Foster; Paul Douglas Horrall; John Randolph McIntyre

Researchain Logo
Decentralizing Knowledge