CW

Craig A. Willkens

SC Saint-Gobain/Norton Industrial Ceramics: 8 patents #3 of 103Top 3%
SP Saint-Gobain Ceramics & Plastics: 6 patents #56 of 386Top 15%
NO Norton: 5 patents #35 of 343Top 15%
SC Saint-Gobain Industrial Ceramics: 4 patents #2 of 76Top 3%
CO Coorstek: 1 patents #21 of 50Top 45%
📍 Auburn, IN: #4 of 124 inventorsTop 4%
🗺 Indiana: #923 of 33,936 inventorsTop 3%
Overall (All Time): #145,690 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
11098897 Hot surface igniters and methods of making same Frederick Taylor Fernandez 2021-08-24
9951952 Hot surface igniters and methods of making same Frederick Taylor Fernandez 2018-04-24
8193469 Ceramic igniters 2012-06-05
7329837 Ceramic igniters 2008-02-12
7195722 Compositions for ceramic igniters Roger Lin, Kevin C. Solofra, Thomas Sheridan 2007-03-27
6989048 Particulate filter for purifying exhaust gases of internal combustion engines comprising hot spot ceramic ignitors Sebastien Bardon 2006-01-24
6582629 Compositions for ceramic igniters Roger Lin, Kevin C. Solofra, Thomas Sheridan 2003-06-24
6562745 Aging resistant, porous silicon Carbide ceramic igniter Normand P. Arsenault, James Olson, Roger Lin 2003-05-13
6474492 Multiple hot zone igniters Normand P. Arsenault, Sebastien Bardon 2002-11-05
6297183 Aging resistant porous silicon carbide ceramic igniter Normand P. Arsenault, James Olson, Roger Lin 2001-10-02
6278087 Ceramic igniters and methods for using and producing same James Olson, Scott M. Hamel 2001-08-21
6028292 Ceramic igniter having improved oxidation resistance, and method of using same Linda S. Bateman, Roger Lin 2000-02-22
6002107 Method of heating a stovetop range using a continuously energized ceramic igniter having relight capability Linda S. Bateman, Dean Croucher 1999-12-14
5892201 Method of heating a stovetop range using a ceramic igniter Dean Croucher, Linda S. Bateman 1999-04-06
5820789 High voltage ceramic igniter Linda S. Batemen 1998-10-13
5801361 Ceramic igniter with hot zone thickness of 0.019 inches or less Linda S. Bateman 1998-09-01
5786565 Match head ceramic igniter and method of using same Linda S. Bateman 1998-07-28
5785911 Method of forming ceramic igniters Normand P. Arsenault, Francis A. Jurnak 1998-07-28
5759481 Silicon nitride having a high tensile strength Vimal K. Pujari, Dennis M. Tracey, Michael Foley, Norman I. Paille, Jr., Paul J. Pelletier +2 more 1998-06-02
5571760 Silicon nitride having a high tensile strength Vimal K. Pujari, Dennis M. Tracey, Michael Foley, Norman I. Paille, Jr., Paul J. Pelletier +2 more 1996-11-05
5514630 Composition for small ceramic igniters Linda S. Bateman 1996-05-07
5510304 Coarse reaction bonded silicon nitride 1996-04-23
5229339 Pressure casting ceramic slurries Vimal K. Pujari, Ajay Garg 1993-07-20
5061416 Process for the manufacture of friable silicon nitride bodies Normand D. Corbin, Brian J. Caprera 1991-10-29
5004544 Reaction bonded silicon nitride filtration membranes Robert A. Hay, II 1991-04-02