Inventor
WHITTENBERGER WILLIAM A
US60 patents
⚠️ This page may combine multiple inventors who share the name “WHITTENBERGER WILLIAM A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACE W R & CO
22 patentsUS4976929ADec 11, 1990
Electrically heated catalytic converter
GRACE W R & CO134 citations98
US5177961AJan 12, 1993
Upstream collimator for electrically heatable catalytic converter
GRACE W R & CO97 citations96
US5070694ADec 10, 1991
Structure for electrically heatable catalytic core
GRACE W R & CO109 citations96
US4928485AMay 29, 1990
Metallic core member for catalytic converter and catalytic converter containing same
GRACE W R & CO85 citations96
US5441706AAug 15, 1995
Combined electrically heatable converter body
GRACE W R & CO27 citations93
US5308591AMay 3, 1994
Core body for catalytic converter
GRACE W R & CO23 citations93
US5174968ADec 29, 1992
Structure for electrically heatable catalytic core
GRACE W R & CO42 citations93
US5319929AJun 14, 1994
Catalytic converter system
GRACE W R & CO41 citations92
US5240682AAug 31, 1993
Reinforced corrugated thin metal foil strip useful in a catalytic converter core, a catalytic converter core containing said strip and an electrically heatable catalytic converter containing said core
GRACE W R & CO27 citations92
US5170624ADec 15, 1992
Composite catalytic converter
GRACE W R & CO38 citations92
US5651906AJul 29, 1997
Electrically heatable converter body having plural thin metal core elements attached only at outer ends
GRACE W R & CO27 citations91
US4942020AJul 17, 1990
Converter for removing pollutants from a gas stream
GRACE W R & CO49 citations91
US4810588AMar 7, 1989
Nonnesting, straight corrugation metal foil and method for making same
GRACE W R & CO25 citations91
US4916001AApr 10, 1990
Unitized catalyst panel
GRACE W R & CO24 citations89
US5456890AOct 10, 1995
Combined electrically heatable and light-off converter
GRACE W R & CO36 citations87
US5546746AAug 20, 1996
Core element useful in a combined electrically heatable and light-off converter
GRACE W R & CO25 citations86
US4793136ADec 27, 1988
Reinforced metallic honeycomb structure
GRACE W R & CO23 citations82
US4753919AJun 28, 1988
Method for optimizing stacking characteristics of corrugated metal foil
GRACE W R & CO21 citations82
US4985388AJan 15, 1991
Catalytic exhaust pipe insert
GRACE W R & CO17 citations74
US5512251AApr 30, 1996
Combined electrically heatable converter body
GRACE W R & CO11 citations73
US4869738ASep 26, 1989
Particulate trap
GRACE W R & CO19 citations72
US4823583AApr 25, 1989
Particulate trap
GRACE W R & CO7 citations66
CATACEL CORP
18 patentsUS7906079B2Mar 15, 2011
Stackable structural reactor
CATACEL CORP44 citations96
US7320778B2Jan 22, 2008
High-performance catalyst support
CATACEL CORP37 citations93
US6920920B2Jul 26, 2005
Heat exchanger
CATACEL CORP26 citations93
US7150099B2Dec 19, 2006
Heat exchanger for high-temperature applications
CATACEL CORP24 citations86
US7682580B2Mar 23, 2010
Catalytic reactor having radial leaves
CATACEL CORP15 citations84
US7591301B2Sep 22, 2009
Low-cost high-temperature heat exchanger
CATACEL CORP8 citations84
USD560276SJan 22, 2008
Heat exchanger
CATACEL CORP13 citations84
US8047272B2Nov 1, 2011
High-temperature heat exchanger
CATACEL CORP13 citations83
US7565743B2Jul 28, 2009
Method for insertion and removal of a catalytic reactor cartridge
CATACEL CORP11 citations81
US7472936B2Jan 6, 2009
Tool for insertion and removal of a catalytic reactor cartridge
CATACEL CORP10 citations81
US7501102B2Mar 10, 2009
Reactor having improved heat transfer
CATACEL CORP15 citations78
US7594326B2Sep 29, 2009
Method for making a low-cost high-temperature heat exchanger
CATACEL CORP7 citations74
US7179313B2Feb 20, 2007
Regenerative autothermal catalytic steam reformer
CATACEL CORP7 citations74
US7077999B2Jul 18, 2006
Monolith for imparting swirl to a gas stream
CATACEL CORP7 citations74
USD579101SOct 21, 2008
Heat exchanger
CATACEL CORP7 citations73
US9573106B2Feb 21, 2017
Installation tools for structured catalysts
CATACEL CORP2 citations72
US9643150B2May 9, 2017
Tools for installing reactor components
CATACEL CORP4 citations71
US7306781B2Dec 11, 2007
Hydrogen generator
CATACEL CORP4 citations63
ENGELHARD CORP
4 patentsUS5846495ADec 8, 1998
Structure for converter body
ENGELHARD CORP53 citations94
US5820835AOct 13, 1998
Assembly and method for making catalytic converter structure
ENGELHARD CORP23 citations91
US5737839AApr 14, 1998
Assembly and method for making catalytic converter structures
ENGELHARD CORP20 citations86
US5791044AAug 11, 1998
Assembly and method for catalytic converter structures
ENGELHARD CORP19 citations81
WHITTENBERGER WILLIAM A
3 patentsJOHNSON MATTHEY PLC
2 patentsRETALLICK WILLIAM B
1 patentShowing the top 50 of 60 patents by PatentIndex Score.