Inventor · Conroe, TX, US

Terry E. Helton

73Patents
13h-index
116Co-inventors
87Inventor score

Filing activity: Nov 23, 1992 → Jun 16, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6037513A Hydroalkylation of aromatic hydrocarbons Chemistry; Metallurgy 141 Expired
US5942651A Process for converting C.sub.9 + aromatic hydrocarbons to lighter aromatic products by transalkylation in the prescence of two zeolite-containing catalysts Emerging Cross-Sectional Technologies 65 Expired
US6730625B1 Hydroalkylation of aromatic hydrocarbons Chemistry; Metallurgy 56 Expired
US5536894A MCM-56 as sorbent and catalyst component Performing Operations; Transporting 45 Expired
US5308475A Use of ZSM-12 in catalytic cracking for gasoline octane improvement and co-production of light olefins Performing Operations; Transporting 28 Expired
US7261805B2 Process for catalytic dewaxing and catalytic cracking of hydrocarbon streams Chemistry; Metallurgy 25 Expired
US6310265A Isomerization of paraffins Chemistry; Metallurgy 23 Expired
US7482300B2 High activity ZSM-48 and methods for dewaxing Chemistry; Metallurgy 22 Active
US5457254A Naphthalene alkylation process using mixed H/NH3 form catalyst Chemistry; Metallurgy 19 Expired
US5486284A Catalytic cracking with MCM-49 Performing Operations; Transporting 18 Expired
US6368496B1 Decreasing bi-reactive contaminants Chemistry; Metallurgy 17 Expired
US8303804B2 Process to improve jet fuels Emerging Cross-Sectional Technologies 15 Active
US6781023B2 Decreasing Br-reactive contaminants in aromatic streams Chemistry; Metallurgy 14 Expired
US5601699A Method for cracking hydrocarbons Chemistry; Metallurgy 10 Expired
US6919491B1 Process for preparing short chain alkyl aromatic compounds Chemistry; Metallurgy 9 Expired
US7625478B2 Hydroprocessing with blended ZSM-48 catalysts Chemistry; Metallurgy 8 Active
US5472922A Manufacture of improved catalyst Performing Operations; Transporting 8 Expired
US8247627B2 Process for producing phenol and/or cyclohexanone Emerging Cross-Sectional Technologies 8 Active
US7910778B2 Process for producing cyclohexylbenzene Emerging Cross-Sectional Technologies 8 Active
US8884088B2 Dehydrogenation process Chemistry; Metallurgy 6 Active
US9440893B2 Production of para-xylene Emerging Cross-Sectional Technologies 6 Active
US7241930B2 Transalkylation of aromatic fluids Chemistry; Metallurgy 5 Expired
US7396969B2 Process for preparing short chain alkyl aromatic compounds Chemistry; Metallurgy 4 Expired
US8704025B2 Molecular sieve composition EMM-12, a method of making and a process of using the same Emerging Cross-Sectional Technologies 4 Active
US8704023B2 Molecular sieve composition EMM-13, a method of making and a process of using the same Emerging Cross-Sectional Technologies 4 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.