Inventor
HELFINSTINE JOHN D
US8 patents
Patents
8 patentsUS6974786B2Dec 13, 2005
Sag control of isopipes used in making sheet glass by the fusion process
CORNING INC76 citations96
US6582845B2Jun 24, 2003
Solid oxide electrolyte, fuel cell module, and method
CORNING INC86 citations95
US7414001B2Aug 19, 2008
Sag control of isopipes used in making sheet glass by the fusion process
CORNING INC19 citations91
US7430880B2Oct 7, 2008
Pull roll assembly for drawing a glass sheet
CORNING INC41 citations86
US7259119B2Aug 21, 2007
Sag control of isopipes used in making sheet glass by the fusion process
CORNING INC10 citations82
US7696115B2Apr 13, 2010
Sag control of isopipes used in making sheet glass by the fusion process
CORNING INC2 citations61
US7541304B2Jun 2, 2009
Sag control of isopipes used in making sheet glass by the fusion process
CORNING INC4 citations61
US7802478B2Sep 28, 2010
Methods and apparatus for measuring elastic modulus of non-solid ceramic materials by resonance
CORNING INC4 citations56