Inventor · disambiguated record
Douglas Munroe Beall
Also filed as: BEALL DOUGLAS M · BEALL DOUGLAS MUNROE
81 granted patents·20 pending applications·1,578 citations·filing 1991–2025
99Inventor score
Top patents by PatentIndex Score
101 records- 0198US6541407B2Cordierite bodyCORNING INC·Filed 2001·Granted Apr 1, 2003·141 cites·49 claims
- 0298US6506336B1Fabrication of ultra-thinwall cordierite structuresCORNING INC·Filed 2000·Granted Jan 14, 2003·131 cites·15 claims
- 0396USRE38888ECordierite bodyCORNING INC·Filed 2003·Granted Nov 22, 2005·75 cites·49 claims
- 0496US6432856B1Low expansion, high porosity, high strength cordierite body and methodCORNING INC·Filed 2000·Granted Aug 13, 2002·78 cites·6 claims
- 0595US7618699B2Low-microcracked, porous ceramic honeycombs and methods of manufacturing sameCORNING INC·Filed 2007·Granted Nov 17, 2009·27 cites·22 claims
- 0695US6368992B1Binder system for honeycomb ceramic bodies and a method for producing honeycomb bodiesCORNING INC·Filed 2000·Granted Apr 9, 2002·49 cites·14 claims
- 0794US11628401B2Composite structures, heater apparatus, fast light-off exhaust aftertreatment systems, and methods of manufacturing and using sameCORNING INC·Filed 2021·Granted Apr 18, 2023·7 cites·25 claims
- 0894US7927682B2Low-microcracked, porous ceramic honeycombs and methods of manufacturing sameCORNING INC·Filed 2007·Granted Apr 19, 2011·22 cites·54 claims
- 0994US6696132B2Honeycomb with varying channel size and die for manufacturingCORNING INC·Filed 2002·Granted Feb 24, 2004·90 cites·7 claims
- 1093US6843822B2Filter with varying cell channelsCORNING INC·Filed 2003·Granted Jan 18, 2005·65 cites·7 claims
- 1193US6773657B2Method for making cordierite honeycombCORNING INC·Filed 2002·Granted Aug 10, 2004·49 cites·5 claims
- 1292US11117124B2Honeycomb body and particulate filter comprising a honeycomb bodyCORNING INC·Filed 2018·Granted Sep 14, 2021·5 cites·19 claims
- 1392US9221192B2Ceramic processing firingBEALL DOUGLAS MUNROE·Filed 2012·Granted Dec 29, 2015·10 cites·19 claims
- 1492US7601194B2Asymmetric honeycomb wall-flow filter having improved structural strengthCORNING INC·Filed 2004·Granted Oct 13, 2009·35 cites·16 claims
- 1592US7520911B2Porous cordierite ceramic honeycomb article with improved strength and method of manufacturing sameCORNING INC·Filed 2005·Granted Apr 21, 2009·27 cites·32 claims
- 1691US11117083B2Ceramic honeycomb bodies, honeycomb extrusion dies, and methods of making ceramic honeycomb bodiesCORNING INC·Filed 2016·Granted Sep 14, 2021·4 cites·18 claims
- 1791US8999224B2Cordierite porous ceramic honeycomb articles with delayed microcrack evolutionBEALL DOUGLAS MUNROE·Filed 2010·Granted Apr 7, 2015·8 cites·13 claims
- 1891US7141089B2Magnesium aluminum silicate structures for DPF applicationsCORNING INC·Filed 2003·Granted Nov 28, 2006·57 cites·34 claims
- 1990US11654592B2Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereofCORNING INC·Filed 2021·Granted May 23, 2023·1 cites·16 claims
- 2090US9957200B2Composition for improved manufacture of substratesCORNING INC·Filed 2014·Granted May 1, 2018·8 cites·19 claims
- 2190US7575793B2Radial cell ceramic honeycomb structureCORNING INC·Filed 2006·Granted Aug 18, 2009·26 cites·10 claims
- 2289US8444752B2Particulate filters and methods of filtering particulate matterBEALL DOUGLAS MUNROE·Filed 2009·Granted May 21, 2013·20 cites·23 claims
- 2389US6319870B1Fabrication of low thermal expansion, high strength cordierite structuresCORNING INC·Filed 1999·Granted Nov 20, 2001·67 cites·7 claims
- 2488US7485170B2Narrow pore size distribution cordierite ceramic honeycomb articles and methods for manufacturing sameCORNING INC·Filed 2005·Granted Feb 3, 2009·30 cites·35 claims
- 2587US8591623B2Honeycomb manufacturing method using ground nut shells and honeycomb body produced therebyBEALL DOUGLAS MUNROE·Filed 2009·Granted Nov 26, 2013·10 cites·16 claims
- 2686US8512433B2Low back pressure porous honeycomb and methodBEALL DOUGLAS MUNROE·Filed 2009·Granted Aug 20, 2013·13 cites·20 claims
- 2785US12291987B2Exhaust treatment method and apparatus having particulate filters and SCRCORNING INC·Filed 2022·Granted May 6, 2025·1 cites·19 claims
- 2885US7384442B2Ceramic wall-flow filter including heat absorbing elements and methods of manufacturing sameCORNING INC·Filed 2005·Granted Jun 10, 2008·13 cites·18 claims
- 2985US5114644AFabrication of cordierite bodiesCORNING INC·Filed 1991·Granted May 19, 1992·42 cites·12 claims
- 3084US11739670B2High porosity ceramic honeycomb structure and method of manufacturingCORNING INC·Filed 2017·Granted Aug 29, 2023·2 cites·15 claims
- 3184US7648550B2Narrow pore size distribution cordierite ceramic honeycomb articles and methods for manufacturing sameCORNING INC·Filed 2006·Granted Jan 19, 2010·12 cites·48 claims
- 3284US6344078B1Binder system for honeycomb ceramic bodies and a method for producing said honeycomb bodiesCORNING INC·Filed 2000·Granted Feb 5, 2002·20 cites·17 claims
- 3383US12214524B2Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereofCORNING INC·Filed 2023·Granted Feb 4, 2025·0 cites·15 claims
- 3482US10000424B2Fast firing method for ceramicsCORNING INC·Filed 2014·Granted Jun 19, 2018·4 cites·35 claims
- 3582US8709577B2High porosity ceramic honeycomb article containing rare earth oxide and method of manufacturing sameBEALL DOUGLAS MUNROE·Filed 2007·Granted Apr 29, 2014·6 cites·35 claims
- 3681US12286915B2High porosity ceramic honeycomb structure and method of manufacturingCORNING INC·Filed 2023·Granted Apr 29, 2025·0 cites·17 claims
- 3781US7341970B2Low thermal expansion articlesCORNING INC·Filed 2005·Granted Mar 11, 2008·9 cites·18 claims
- 3881US6689707B1Low thermal expansion calcium aluminate articlesCORNING INC·Filed 2003·Granted Feb 10, 2004·20 cites·14 claims
- 3980US8673064B2Partial wall-flow filter and methodAHMED IZHAR ZAHOOR·Filed 2009·Granted Mar 18, 2014·12 cites·17 claims
- 4080US6566290B2Lithium aluminosilicate ceramicCORNING INC·Filed 2001·Granted May 20, 2003·41 cites·36 claims
- 4180US6214437B1Low-expansion cordierite honeycomb bodies and methodCORNING INC·Filed 1998·Granted Apr 10, 2001·40 cites·10 claims
- 4278US6455124B1Method for extruding ceramic honeycombsCORNING INC·Filed 2000·Granted Sep 24, 2002·18 cites·7 claims
- 4377US6207101B1Method of making fired bodiesCORNING INC·Filed 1999·Granted Mar 27, 2001·33 cites·17 claims
- 4476US10479734B2Method and apparatus for thermally debindering a cellular ceramic green bodyCORNING INC·Filed 2014·Granted Nov 19, 2019·2 cites·10 claims
- 4576US6677272B2Material for NOx trap supportCORNING INC·Filed 2001·Granted Jan 13, 2004·22 cites·19 claims
- 4675US11642813B2Ceramic honeycomb bodies, honeycomb extrusion dies, and methods of making ceramic honeycomb bodiesCORNING INC·Filed 2021·Granted May 9, 2023·0 cites·15 claims
- 4775US5114643AFabrication of cordierite bodiesCORNING INC·Filed 1991·Granted May 19, 1992·35 cites·9 claims
- 4875US2023365472A1Outlet-coated ceramic honeycomb bodies and methods of manufacturing sameCORNING INC·Filed 2023·Application pending·0 cites
- 4974US12257539B2Reinforced exhaust treatment article, exhaust line, and methodsCORNING INC·Filed 2022·Granted Mar 25, 2025·0 cites·18 claims
- 5074US11458464B2Honeycomb body and particulate filter comprising a honeycombCORNING INC·Filed 2021·Granted Oct 4, 2022·0 cites·19 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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