Inventor
KRAWCZYK JOHN W
US13 patents
Patents
13 patentsUS7438392B2Oct 21, 2008
Microfluidic substrates having improved fluidic channels
LEXMARK INT INC17 citations91
US7041226B2May 9, 2006
Methods for improving flow through fluidic channels
LEXMARK INT INC16 citations89
US7560039B2Jul 14, 2009
Methods of deep reactive ion etching
LEXMARK INT INC5 citations61
US7271104B2Sep 18, 2007
Method for dry etching fluid feed slots in a silicon substrate
LEXMARK INT INC2 citations61
US7938975B2May 10, 2011
Method for making a micro-fluid ejection device
LEXMARK INT INC3 citations60
US7271105B2Sep 18, 2007
Method for making a micro-fluid ejection device
LEXMARK INT INC4 citations60
US7560223B2Jul 14, 2009
Fluid ejection device structures and methods therefor
LEXMARK INT INC0 citations51
US7850284B2Dec 14, 2010
Method for dry etching fluid feed slots in a silicon substrate
LEXMARK INT INC0 citations50
US7767103B2Aug 3, 2010
Micro-fluid ejection assemblies
LEXMARK INT INC0 citations50
US7524430B2Apr 28, 2009
Fluid ejection device structures and methods therefor
LEXMARK INT INC0 citations50
US7413915B2Aug 19, 2008
Micro-fluid ejection head containing reentrant fluid feed slots
LEXMARK INT INC0 citations50
US7344994B2Mar 18, 2008
Multiple layer etch stop and etching method
LEXMARK INT INC1 citations50
US7202178B2Apr 10, 2007
Micro-fluid ejection head containing reentrant fluid feed slots
LEXMARK INT INC0 citations50