Assignee
NORTON CO
US·407 granted patents·24,863 citations·filing 1967–2000
Top patents by PatentIndex Score
407 records- 0199US5116568AMethod for low pressure bonding of PCD bodiesNORTON CO·Filed 1991·Granted May 26, 1992·261 cites·17 claims
- 0299US5096465ADiamond metal composite cutter and method for making sameNORTON CO·Filed 1989·Granted Mar 17, 1992·359 cites·78 claims
- 0399US4797139ABoehmite produced by a seeded hydyothermal process and ceramic bodies produced therefromNORTON CO·Filed 1987·Granted Jan 10, 1989·201 cites·27 claims
- 0499US4311489ACoated abrasive having brittle agglomerates of abrasive grainNORTON CO·Filed 1980·Granted Jan 19, 1982·352 cites·2 claims
- 0598US5227104AHigh solids content gels and a process for producing themNORTON CO·Filed 1991·Granted Jul 13, 1993·244 cites·16 claims
- 0698US5178849AProcess for manufacturing alpha alumina from dispersible boehmiteNORTON CO·Filed 1991·Granted Jan 12, 1993·136 cites·1 claims
- 0798US5151107ACemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereofNORTON CO·Filed 1988·Granted Sep 29, 1992·228 cites·47 claims
- 0898US5030276ALow pressure bonding of PCD bodies and methodNORTON CO·Filed 1988·Granted Jul 9, 1991·324 cites·76 claims
- 0998US5011514ACemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereofNORTON CO·Filed 1989·Granted Apr 30, 1991·412 cites·39 claims
- 1098US5009676ASintered sol gel alumina abrasive filamentsNORTON CO·Filed 1989·Granted Apr 23, 1991·266 cites·14 claims
- 1198US4943488ALow pressure bonding of PCD bodies and method for drill bits and the likeNORTON CO·Filed 1988·Granted Jul 24, 1990·333 cites·50 claims
- 1298US4623364AAbrasive material and method for preparing the sameNORTON CO·Filed 1984·Granted Nov 18, 1986·697 cites·3 claims
- 1398US4469758AMagnetic recording materialsNORTON CO·Filed 1983·Granted Sep 4, 1984·98 cites·4 claims
- 1498US4070796AMethod of producing abrasive gritsNORTON CO·Filed 1971·Granted Jan 31, 1978·88 cites·5 claims
- 1597US6227188B1Method for improving wear resistance of abrasive toolsNORTON CO·Filed 1998·Granted May 8, 2001·134 cites·15 claims
- 1697US6048577ANano-sized alpha alumina particles having a silica coating thereonNORTON CO·Filed 1994·Granted Apr 11, 2000·142 cites·10 claims
- 1797US5865571ANon-metallic body cutting toolsNORTON CO·Filed 1997·Granted Feb 2, 1999·166 cites·44 claims
- 1897US5738696AMethod for making high permeability grinding wheelsNORTON CO·Filed 1996·Granted Apr 14, 1998·300 cites·28 claims
- 1997US5395407AAbrasive material and methodNORTON CO·Filed 1988·Granted Mar 7, 1995·176 cites·12 claims
- 2097US5194072ASintered sol gel alumina abrasive filamentsNORTON CO·Filed 1990·Granted Mar 16, 1993·197 cites·24 claims
- 2197US5131926AVitrified bonded finely milled sol gel aluminous bodiesNORTON CO·Filed 1991·Granted Jul 21, 1992·221 cites·23 claims
- 2297US5049164AMultilayer coated abrasive element for bonding to a backingNORTON CO·Filed 1990·Granted Sep 17, 1991·241 cites·44 claims
- 2397US5035723ABonded abrasive products containing sintered sol gel alumina abrasive filamentsNORTON CO·Filed 1989·Granted Jul 30, 1991·203 cites·25 claims
- 2497US5014468APatterned coated abrasive for fine surface finishingNORTON CO·Filed 1989·Granted May 14, 1991·374 cites·45 claims
- 2597US5011513ASingle step, radiation curable ophthalmic fining padNORTON CO·Filed 1989·Granted Apr 30, 1991·121 cites·23 claims
- 2697US5000273ALow melting point copper-manganese-zinc alloy for infiltration binder in matrix body rock drill bitsNORTON CO·Filed 1990·Granted Mar 19, 1991·233 cites·22 claims
- 2797US4642126ACoated abrasives with rapidly curable adhesives and controllable curvatureNORTON CO·Filed 1985·Granted Feb 10, 1987·617 cites·20 claims
- 2897US4543107AVitrified bonded grinding wheels containing sintered gel aluminous abrasive gritsNORTON CO·Filed 1984·Granted Sep 24, 1985·178 cites·4 claims
- 2997US4541842AGlass bonded abrasive agglomeratesNORTON CO·Filed 1983·Granted Sep 17, 1985·161 cites·20 claims
- 3096US6136288AFiring finesNORTON CO·Filed 1993·Granted Oct 24, 2000·115 cites·9 claims
- 3196US5383945AAbrasive material and methodNORTON CO·Filed 1989·Granted Jan 24, 1995·116 cites·41 claims
- 3296US5213248ABonding tool and its fabricationNORTON CO·Filed 1992·Granted May 25, 1993·138 cites·32 claims
- 3396US5203886AHigh porosity vitrified bonded grinding wheelsNORTON CO·Filed 1991·Granted Apr 20, 1993·327 cites·16 claims
- 3496US5160509ASelf-bonded ceramic abrasive wheelsNORTON CO·Filed 1991·Granted Nov 3, 1992·121 cites·6 claims
- 3596US5090968AProcess for the manufacture of filamentary abrasive particlesNORTON CO·Filed 1991·Granted Feb 25, 1992·377 cites·20 claims
- 3696US5045237ARefractory electrical deviceNORTON CO·Filed 1988·Granted Sep 3, 1991·112 cites·10 claims
- 3796US5024680AMultiple metal coated superabrasive grit and methods for their manufactureNORTON CO·Filed 1988·Granted Jun 18, 1991·120 cites·32 claims
- 3896US4997461ANitrified bonded sol gel sintered aluminous abrasive bodiesNORTON CO·Filed 1989·Granted Mar 5, 1991·545 cites·29 claims
- 3996US4960441ASintered alumina-zirconia ceramic bodiesNORTON CO·Filed 1988·Granted Oct 2, 1990·188 cites·37 claims
- 4096US4898597AFrit bonded abrasive wheelNORTON CO·Filed 1988·Granted Feb 6, 1990·196 cites·9 claims
- 4196US4741743AGrinding wheel with combination of fused and sintered abrasive gritsNORTON CO·Filed 1985·Granted May 3, 1988·137 cites·6 claims
- 4296US4711750AAbrasive casting processNORTON CO·Filed 1981·Granted Dec 8, 1987·98 cites·4 claims
- 4396US4657754AAluminum oxide powders and processNORTON CO·Filed 1985·Granted Apr 14, 1987·195 cites·12 claims
- 4496US4122011ATrickling filter media for biological filtersNORTON CO·Filed 1977·Granted Oct 24, 1978·110 cites·20 claims
- 4596US3993119AProgressively or continuously cycled mold for forming and discharging a fine crystalline materialNORTON CO·Filed 1974·Granted Nov 23, 1976·76 cites·10 claims
- 4695US6096107ASuperabrasive productsNORTON CO·Filed 2000·Granted Aug 1, 2000·157 cites·12 claims
- 4795US5863306AProduction of patterned abrasive surfacesNORTON CO·Filed 1997·Granted Jan 26, 1999·220 cites·17 claims
- 4895US5244477ASintered sol gel alumina abrasive filamentsNORTON CO·Filed 1992·Granted Sep 14, 1993·145 cites·5 claims
- 4995US5185012ACoated abrasive material containing abrasive filamentsNORTON CO·Filed 1990·Granted Feb 9, 1993·129 cites·35 claims
- 5095US5132984ASegmented electric furnaceNORTON CO·Filed 1990·Granted Jul 21, 1992·103 cites·20 claims
Showing the top 50 of 407 patent records by PatentIndex Score.
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