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Inventor

COFFEY JOHNNIE

US12 patents
⚠️ This page may combine multiple inventors who share the name “COFFEY JOHNNIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LEXMARK INT INC

4 patents
USD587748SMar 3, 2009

Ink tank with RFID sensor and serpentine vent

LEXMARK INT INC13 citations80
US8348397B2Jan 8, 2013

Fluid height backpressure device in a system for supplying fluid to a printhead

LEXMARK INT INC5 citations71
US7182447B2Feb 27, 2007

Wick for an inkjet printhead

LEXMARK INT INC1 citations47
US7540594B2Jun 2, 2009

Printhead assembly having vertically overlapping ink flow channels

LEXMARK INT INC0 citations40

BUTLER LANE THOMAS

3 patents
USD650419SDec 13, 2011

Single reservoir tank with serpentine air vent

BUTLER LANE THOMAS10 citations81
USD650418SDec 13, 2011

Tri-color tank with serpentine air vents

BUTLER LANE THOMAS6 citations70
USD650420SDec 13, 2011

Narrow ink tank with serpentine air vent

BUTLER LANE THOMAS5 citations59

COFFEY JOHNNIE

2 patents
US8192000B2Jun 5, 2012

Fluid height backpressure system for supplying fluid to a printhead and backpressure device used therein

COFFEY JOHNNIE4 citations57
US8256880B2Sep 4, 2012

Fluid height backpressure device in a system for supplying fluid to a printhead

COFFEY JOHNNIE0 citations36

WILLIAMSON RANDAL S

1 patent
USD667491SSep 18, 2012

Color ink tank with micro fluid applications

WILLIAMSON RANDAL S9 citations76

WILLIAMSON RANDAL

1 patent
USD665841SAug 21, 2012

Ink tank for micro-fluid applications

WILLIAMSON RANDAL8 citations72

ANDERSON JR JAMES DANIEL

1 patent
US8172381B2May 8, 2012

Multi-color ink tank with features spaced by distances ensuring interface with printhead and carrier support structure

ANDERSON JR JAMES DANIEL0 citations36