Inventor · disambiguated record
Nai Y. Chen
Also filed as: CHEN NAI Y · CHEN NAI YUEN
93 granted patents·3,467 citations·filing 1974–1994
99Inventor score
Top patents by PatentIndex Score
93 records- 0198US4919788ALubricant production processMOBIL OIL CORP·Filed 1988·Granted Apr 24, 1990·140 cites·30 claims
- 0298US4851109AIntegrated hydroprocessing scheme for production of premium quality distillates and lubricantsMOBIL OIL CORP·Filed 1988·Granted Jul 25, 1989·177 cites·14 claims
- 0398US4764266AIntegrated hydroprocessing scheme for production of premium quality distillates and lubricantsMOBIL OIL CORP·Filed 1987·Granted Aug 16, 1988·86 cites·7 claims
- 0498US4100218AEthane conversion processMOBIL OIL CORP·Filed 1977·Granted Jul 11, 1978·65 cites·14 claims
- 0598US4100215ASelective production of para-xyleneMOBIL OIL CORP·Filed 1976·Granted Jul 11, 1978·81 cites·10 claims
- 0698US4002697ASelective production of para-xyleneMOBIL OIL CORP·Filed 1974·Granted Jan 11, 1977·61 cites·15 claims
- 0797US4518485AHydrotreating/isomerization process to produce low pour point distillate fuels and lubricating oil stocksMOBIL OIL CORP·Filed 1983·Granted May 21, 1985·88 cites·19 claims
- 0897US4419220ACatalytic dewaxing processMOBIL OIL CORP·Filed 1982·Granted Dec 6, 1983·137 cites·10 claims
- 0996US5110445ALubricant production processMOBIL OIL CORP·Filed 1990·Granted May 5, 1992·94 cites·14 claims
- 1096US4311865AManufacture of hydrocarbons from oxygenatesMOBIL OIL CORP·Filed 1980·Granted Jan 19, 1982·57 cites·8 claims
- 1195US4222855AProduction of high viscosity index lubricating oil stockMOBIL OIL CORP·Filed 1979·Granted Sep 16, 1980·68 cites·12 claims
- 1295US4108730AMethod for treatment of rubber and plastic wastesMOBIL OIL CORP·Filed 1977·Granted Aug 22, 1978·87 cites·5 claims
- 1394US4411770AHydrovisbreaking processMOBIL OIL CORP·Filed 1982·Granted Oct 25, 1983·64 cites·10 claims
- 1494US4302323ACatalytic hydroconversion of residual stocksMOBIL OIL CORP·Filed 1980·Granted Nov 24, 1981·65 cites·15 claims
- 1594US4194964ACatalytic conversion of hydrocarbons in reactor fractionatorMOBIL CORP·Filed 1978·Granted Mar 25, 1980·72 cites·8 claims
- 1694US4148835AHydrocarbon manufacture from alcoholsMOBIL OIL CORP·Filed 1978·Granted Apr 10, 1979·49 cites·14 claims
- 1793US4861932AAromatization processMOBIL OIL CORP·Filed 1987·Granted Aug 29, 1989·38 cites·26 claims
- 1893US4740292ACatalytic cracking with a mixture of faujasite-type zeolite and zeolite betaMOBIL OIL CORP·Filed 1986·Granted Apr 26, 1988·80 cites·34 claims
- 1993US4503278AProcess for converting carbohydrates to hydrocarbonsMOBIL OIL CORP·Filed 1984·Granted Mar 5, 1985·43 cites·9 claims
- 2093US4213847ACatalytic dewaxing of lubes in reactor fractionatorMOBIL CORP·Filed 1979·Granted Jul 22, 1980·77 cites·9 claims
- 2193US4175211AMethod for treatment of rubber and plastic wastesMOBIL CORP·Filed 1978·Granted Nov 20, 1979·74 cites·5 claims
- 2292US4549031AConversion of carbohydratesMOBIL OIL CORP·Filed 1984·Granted Oct 22, 1985·37 cites·11 claims
- 2392US4229608AHeat balanced cyclic process for manufacture of light olefinsMOBIL OIL CORP·Filed 1978·Granted Oct 21, 1980·45 cites·10 claims
- 2492US4101595AConversion of ethyl benzene to para xyleneMOBIL OIL CORP·Filed 1977·Granted Jul 18, 1978·45 cites·18 claims
- 2591US4501926ACatalytic dewaxing process with zeolite betaMOBIL OIL CORP·Filed 1983·Granted Feb 26, 1985·63 cites·11 claims
- 2691US4278565AHydrocarbon manufacture from alcoholsMOBIL OIL CORP·Filed 1980·Granted Jul 14, 1981·54 cites·16 claims
- 2791US4046522APre-engine converter for use with fuels containing oxygenated compoundsMOBIL OIL CORP·Filed 1976·Granted Sep 6, 1977·42 cites·9 claims
- 2889US4302324ADelayed coking processCHEN NAI Y·Filed 1980·Granted Nov 24, 1981·62 cites·9 claims
- 2989US4112056APreparation of zeolitesMOBIL OIL CORP·Filed 1977·Granted Sep 5, 1978·43 cites·15 claims
- 3089US3956102AHydrodewaxingMOBIL OIL CORP·Filed 1974·Granted May 11, 1976·42 cites·7 claims
- 3188US4305809AFixed sulfur petroleum coke fuel and method for its productionMOBIL OIL CORP·Filed 1980·Granted Dec 15, 1981·33 cites·17 claims
- 3288US4161442AProcessing of tar sandsMOBIL CORP·Filed 1978·Granted Jul 17, 1979·38 cites·12 claims
- 3387US4828812ATitanosilicates of enhanced ion exchange capacity and their preparationMOBIL OIL CORP·Filed 1987·Granted May 9, 1989·60 cites·14 claims
- 3487US4260839AEthane conversion processMOBIL OIL CORP·Filed 1979·Granted Apr 7, 1981·19 cites·15 claims
- 3586US4895636AFCC process with catalyst separationMOBIL OIL CORP·Filed 1988·Granted Jan 23, 1990·53 cites·12 claims
- 3686US4479804AFixed sulfur petroleum coke fuel and method for its productionMOBIL OIL CORP·Filed 1981·Granted Oct 30, 1984·31 cites·6 claims
- 3786US4443325AConversion of residua to premium products via thermal treatment and cokingMOBIL OIL CORP·Filed 1982·Granted Apr 17, 1984·39 cites·10 claims
- 3886US4211635ACatalytic conversion of hydrocarbonsMOBIL CORP·Filed 1979·Granted Jul 8, 1980·32 cites·10 claims
- 3985US4231899AMethod of producing a steam stable aluminosilicate zeolite catalystMOBIL OIL CORP·Filed 1979·Granted Nov 4, 1980·33 cites·16 claims
- 4084US4911823ACatalytic cracking of paraffinic feedstocks with zeolite betaMOBIL OIL CORP·Filed 1989·Granted Mar 27, 1990·48 cites·13 claims
- 4184US4690903AProcess for preparing organic fuels and chemicals from biomassMOBIL OIL CORP·Filed 1986·Granted Sep 1, 1987·47 cites·15 claims
- 4283US4363717AConversion of heavy hydrocarbon oilsMOBIL OIL CORP·Filed 1981·Granted Dec 14, 1982·31 cites·28 claims
- 4382US4933283AProcess for converting cellulosic materials to hydrocarbon productsMOBIL OIL CORP·Filed 1987·Granted Jun 12, 1990·19 cites·14 claims
- 4482US4500417AConversion of Fischer-Tropsch productsMOBIL OIL CORP·Filed 1982·Granted Feb 19, 1985·32 cites·16 claims
- 4580US5013423AReforming and dehydrocyclizationMOBIL OIL CORP·Filed 1989·Granted May 7, 1991·38 cites·66 claims
- 4680US4871444ADistillate fuel quality of FCC cycle oilsMOBIL OIL CORP·Filed 1988·Granted Oct 3, 1989·26 cites·4 claims
- 4779US4862836AOperation of an internal combustion engine with a pre-engine converterMOBIL OIL CORP·Filed 1987·Granted Sep 5, 1989·45 cites·15 claims
- 4879US4263129AHydrotreating/hydrocracking process with low acidity catalystMOBIL OIL CORP·Filed 1979·Granted Apr 21, 1981·24 cites·19 claims
- 4979US4070993APre-engine converterMOBIL OIL CORP·Filed 1977·Granted Jan 31, 1978·24 cites·7 claims
- 5078US4983274AShape selective crystalline silicate zeolite containing intermetallic component and use as catalyst in hydrocarbon conversionsMOBIL OIL CORP·Filed 1988·Granted Jan 8, 1991·31 cites·20 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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