Inventor · disambiguated record
Ratnesh K. Dwivedi
Also filed as: DWIVEDI RATNESH K · DWIVEDI RATNESH KUMAR
44 granted patents·992 citations·filing 1986–2004
98Inventor score
Top patents by PatentIndex Score
44 records- 0196US4871008AMethod of making metal matrix compositesLANXIDE TECHNOLOGY CO LTD·Filed 1988·Granted Oct 3, 1989·112 cites·25 claims
- 0295US5053367AComposite ceramic structuresLANXIDE TECHNOLOGY CO LTD·Filed 1990·Granted Oct 1, 1991·97 cites·13 claims
- 0394US5620791ABrake rotors and methods for making the sameLANXIDE TECHNOLOGY CO LTD·Filed 1995·Granted Apr 15, 1997·70 cites·20 claims
- 0494US5267601AMethod for forming a metal matrix composite body by an outside-in spontaneous infiltration process, and products produced therebyLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Dec 7, 1993·61 cites·13 claims
- 0589US5433261AMethods for fabricating shapes by use of organometallic, ceramic precursor bindersLANXIDE TECHNOLOGY CO LTD·Filed 1993·Granted Jul 18, 1995·52 cites·20 claims
- 0689US5015610APorous ceramic composite with dense surfaceLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted May 14, 1991·41 cites·10 claims
- 0787US6759004B1Process for forming microporous metal partsSOUTHCO·Filed 2000·Granted Jul 6, 2004·35 cites·20 claims
- 0887US5163498AMethod of forming metal matrix composite bodies having complex shapes by a self-generated vacuum process, and products produced therefromLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted Nov 17, 1992·34 cites·70 claims
- 0980US5505248ABarrier materials for making metal matrix compositesLANXIDE TECHNOLOGY CO LTD·Filed 1994·Granted Apr 9, 1996·27 cites·19 claims
- 1080US4998578AMethod of making metal matrix compositesLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted Mar 12, 1991·27 cites·8 claims
- 1178US5526914ABrake rotors, clutch plates and like parts and methods for making the sameLANXIDE TECHNOLOGY CO LTD·Filed 1994·Granted Jun 18, 1996·40 cites·11 claims
- 1277US4849266ACompliant layerLANXIDE TECHNOLOGY CO LTD·Filed 1987·Granted Jul 18, 1989·31 cites·17 claims
- 1376US7682704B2Microporous metal partsSOUTHCO·Filed 2004·Granted Mar 23, 2010·13 cites·15 claims
- 1476US4956137APorous ceramic composite with dense surfaceLANXIDE TECHNOLOGY CO LTD·Filed 1986·Granted Sep 11, 1990·27 cites·28 claims
- 1573US5188164AMethod of forming macrocomposite bodies by self-generated vacuum techniques using a glassy sealLANXIDE TECHNOLOGY CO LTD·Filed 1990·Granted Feb 23, 1993·21 cites·20 claims
- 1669US5000246AFlotation process for the formation of metal matrix composite bodiesLANXIDE TECHNOLOGY CO LTD·Filed 1988·Granted Mar 19, 1991·19 cites·42 claims
- 1765US5304520APorous ceramic composite with dense surfaceLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Apr 19, 1994·20 cites·7 claims
- 1865US4806508AModified ceramic structures and methods of making the sameLANXIDE TECHNOLOGY CO LTD·Filed 1986·Granted Feb 21, 1989·18 cites·12 claims
- 1964US5005631AMethod for forming a metal matrix composite body by an outside-in spontaneous infiltration process, and products produced therebyLANXIDE TECHNOLOGY CO LTD·Filed 1988·Granted Apr 9, 1991·16 cites·42 claims
- 2062US5641817AMethods for fabricating shapes by use of organometallic, ceramic precursor bindersLANXIDE TECHNOLOGY CO LTD·Filed 1995·Granted Jun 24, 1997·21 cites·32 claims
- 2160US5667742AMethods for making preforms for composite formation processesLANXIDE TECHNOLOGY CO LTD·Filed 1994·Granted Sep 16, 1997·22 cites·32 claims
- 2260US5082700AMethod of making ceramic composite articles and articles made therebyLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted Jan 21, 1992·15 cites·16 claims
- 2359US4956319ACompliant layerLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted Sep 11, 1990·16 cites·23 claims
- 2458US5403790AAdditives for property modification in ceramic composite bodiesLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Apr 4, 1995·14 cites·15 claims
- 2556US5247986AMethod of forming macrocomposite bodies by self-generated vacuum techniques, and products produced therefromLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Sep 28, 1993·12 cites·45 claims
- 2654US4886766AMethod of making ceramic composite articles and articles made therebyLANXIDE TECHNOLOGY CO LTD·Filed 1987·Granted Dec 12, 1989·13 cites·25 claims
- 2753US5224533AMethod of forming metal matrix composite bodies by a self-generated vaccum process, and products produced therefromLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Jul 6, 1993·11 cites·62 claims
- 2852US5139977APorous ceramic composite with dense surfaceLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Aug 18, 1992·10 cites·16 claims
- 2951US5262203AMethods of producing ceramic and ceramic composite bodiesLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Nov 16, 1993·12 cites·20 claims
- 3050US5501263AMacrocomposite bodies and production methodsLANXIDE TECHNOLOGY CO LTD·Filed 1993·Granted Mar 26, 1996·9 cites·19 claims
- 3150US4833110AMethod for producing composite ceramic structuresLANXIDE TECHNOLOGY CO LTD·Filed 1987·Granted May 23, 1989·11 cites·25 claims
- 3248US5063185AModified ceramic structures and methods of making the sameLANXIDE TECHNOLOGY CO LTD·Filed 1990·Granted Nov 5, 1991·9 cites·7 claims
- 3346US4900699AReservoir feed method of making ceramic composite structures and structures made therebyLANXIDE TECHNOLOGY CO LTD·Filed 1986·Granted Feb 13, 1990·9 cites·27 claims
- 3444US5120580AMethods of producing ceramic and ceramic composite bodiesLANXIDE TECHNOLOGY CO LTD·Filed 1990·Granted Jun 9, 1992·9 cites·21 claims
- 3539US5382458AMethod of making ceramic composite articles and articles made therebyLANXIDE TECHNOLOGY CO LTD·Filed 1993·Granted Jan 17, 1995·5 cites·20 claims
- 3639US4996176AReservoir feed method of making ceramic composite structures and structures made therebyLANXIDE TECHNOLOGY CO LTD·Filed 1989·Granted Feb 26, 1991·5 cites·20 claims
- 3737US5204299AModified ceramic structuresLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Apr 20, 1993·4 cites·2 claims
- 3836US5254365AMethod of making ceramic composite articlesLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Oct 19, 1993·3 cites·20 claims
- 3936US5084425ASelf-supporting ceramic bodies with altered microstructuresLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Jan 28, 1992·4 cites·2 claims
- 4036US5019541AMethod for producing self-supporting ceramic bodies with altered microstructuresLANXIDE TECHNOLOGY CO LTD·Filed 1990·Granted May 28, 1991·4 cites·18 claims
- 4135US5529109AFlotation process for the formation of metal matrix composite bodiesLANXIDE TECHNOLOGY CO LTD·Filed 1995·Granted Jun 25, 1996·4 cites·20 claims
- 4235US5227348ASelf-supporting ceramic bodies with altered microstructuresLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Jul 13, 1993·4 cites·11 claims
- 4335US5141902AComposite ceramic structuresLANXIDE TECHNOLOGY CO LTD·Filed 1991·Granted Aug 25, 1992·3 cites·19 claims
- 4432US5268340AMethod for producing composite ceramic structuresLANXIDE TECHNOLOGY CO LTD·Filed 1992·Granted Dec 7, 1993·2 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →