Inventor · disambiguated record
Ronald Liotta
Also filed as: LIOTTA RONALD
12 granted patents·247 citations·filing 1979–1998
91Inventor score
Files withEXXON RESEARCH ENGINEERING CO12
Top patents by PatentIndex Score
12 records- 0193US4468231ACation ion exchange of coalEXXON RESEARCH ENGINEERING CO·Filed 1982·Granted Aug 28, 1984·89 cites·9 claims
- 0290US5958224AProcess for deep desulfurization using combined hydrotreating-oxidationEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Sep 28, 1999·90 cites·10 claims
- 0385US4300995AOxygen-alkylation of carbonous material and products thereofEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Nov 17, 1981·32 cites·24 claims
- 0450US4259168ATreatment of coal to increase yields and improve physical characteristics of coal liquefaction distillates and bottomsEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Mar 31, 1981·8 cites·22 claims
- 0544US4300994AMethod for producing cokeEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Nov 17, 1981·7 cites·37 claims
- 0643US4259084APretreatment of solid, naturally-occurring carbonaceous materialEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Mar 31, 1981·6 cites·36 claims
- 0743US4259172ATreatment of heavy coal fractionsEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Mar 31, 1981·6 cites·22 claims
- 0836US4299684ADemineralization of coalEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Nov 10, 1981·4 cites·20 claims
- 0932US4372750AO-Alkylated/O-acylated coal and coal bottomsEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Feb 8, 1983·2 cites·8 claims
- 1032US4259167AFormation of caking coalsEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Mar 31, 1981·2 cites·25 claims
- 1131US4363714AO-Alkylated/O-acylated coal liquidsEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Dec 14, 1982·1 cites·4 claims
- 1230US4259173ATreatment of coal liquidsEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Mar 31, 1981·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →