Assignee
JGC CORP
JP·134 granted patents·41 pending applications·2,119 citations·filing 1977–2024
Top patents by PatentIndex Score
175 records- 0195US4219669AMethod of treating mother liquor of reaction in terephthalic acid productionJGC CORP·Filed 1979·Granted Aug 26, 1980·79 cites·5 claims
- 0293US4772430AProcess for compacting and solidifying solid waste materials, apparatus for carrying out the process and overall system for disposal of such waste materialsJGC CORP·Filed 1985·Granted Sep 20, 1988·66 cites·3 claims
- 0392US4540490AApparatus for filtration of a suspensionJGC CORP·Filed 1983·Granted Sep 10, 1985·166 cites·4 claims
- 0492US4536455ACentrifugally cast double-layer tube with resistance to carbon depositionJGC CORP·Filed 1983·Granted Aug 20, 1985·28 cites·7 claims
- 0590US5972525ASolid particle containing active carbon, support and catalystJGC CORP·Filed 1997·Granted Oct 26, 1999·66 cites·18 claims
- 0690US5393429ALiquid-liquid contactorJGC CORP·Filed 1992·Granted Feb 28, 1995·82 cites·12 claims
- 0790US4436532AProcess for converting solid wastes to gases for use as a town gasJGC CORP·Filed 1982·Granted Mar 13, 1984·58 cites·14 claims
- 0888US6132478ACoal-water slurry producing process, system therefor, and slurry transfer mechanismJGC CORP·Filed 1997·Granted Oct 17, 2000·76 cites·2 claims
- 0987US7857964B2Method of refining heavy oil and refining apparatusJGC CORP·Filed 2002·Granted Dec 28, 2010·45 cites·7 claims
- 1086US6070911AClamp-type pipe jointJGC CORP·Filed 1999·Granted Jun 6, 2000·66 cites·12 claims
- 1185US4800042ARadioactive waste water treatmentJGC CORP·Filed 1987·Granted Jan 24, 1989·36 cites·15 claims
- 1284US4652233AGround flare stackJGC CORP·Filed 1986·Granted Mar 24, 1987·51 cites·3 claims
- 1383US4947077ADrive apparatus and motor unit using the sameJGC CORP·Filed 1988·Granted Aug 7, 1990·56 cites·20 claims
- 1483US4693833AMethod of treating radioactive waste water resulting from decontaminationJGC CORP·Filed 1985·Granted Sep 15, 1987·67 cites·3 claims
- 1582US5780663AProcess for producing carbonic acid diesterJGC CORP·Filed 1997·Granted Jul 14, 1998·22 cites·5 claims
- 1681US10816262B2Production equipment and production method of liquefied hydrogen and liquefied natural gasJGC CORP·Filed 2016·Granted Oct 27, 2020·3 cites·6 claims
- 1781US10597301B2Ammonia production methodJGC CORP·Filed 2016·Granted Mar 24, 2020·3 cites·6 claims
- 1879US7276151B1Gas turbine fuel oil and production method thereof and power generation methodJGC CORP·Filed 1999·Granted Oct 2, 2007·53 cites·18 claims
- 1979US6080228AGas transfer pipe arrangementJGC CORP·Filed 1997·Granted Jun 27, 2000·54 cites·5 claims
- 2078US7384537B2Refined oil and process for producing the sameJGC CORP·Filed 2001·Granted Jun 10, 2008·33 cites·14 claims
- 2178US6117305AMethod of producing water slurry of SDA asphalteneJGC CORP·Filed 1997·Granted Sep 12, 2000·37 cites·10 claims
- 2277US5924656AThermal insulating supporting device for pipingJGC CORP·Filed 1996·Granted Jul 20, 1999·49 cites·14 claims
- 2376US5599356AProcess for producing an aqueous high concentration coal slurryJGC CORP·Filed 1994·Granted Feb 4, 1997·29 cites·3 claims
- 2476US4737315AMethod of treating radioactive organic wastesJGC CORP·Filed 1986·Granted Apr 12, 1988·21 cites·2 claims
- 2574US6083291AGas transfer pipe arrangementJGC CORP·Filed 1997·Granted Jul 4, 2000·45 cites·10 claims
- 2673US6852897B2Process for the preparation of lower olefinsJGC CORP·Filed 2001·Granted Feb 8, 2005·9 cites·15 claims
- 2773US5242665ACarbon containing compound treating apparatus with resistance to carbon depositionJGC CORP·Filed 1992·Granted Sep 7, 1993·22 cites·5 claims
- 2872US6514631B1Heating furnace tube and method of manufacturing the sameJGC CORP·Filed 1998·Granted Feb 4, 2003·33 cites·11 claims
- 2972US4624792AMethod for treating radioactive organic wastesJGC CORP·Filed 1983·Granted Nov 25, 1986·20 cites·6 claims
- 3071US9592481B2Method of producing a gas mixing deviceJGC CORP·Filed 2014·Granted Mar 14, 2017·2 cites·9 claims
- 3171US4655242AWater seal drumJGC CORP·Filed 1986·Granted Apr 7, 1987·30 cites·10 claims
- 3271US4221560AApparatus for regeneration of wet spent active carbonJGC CORP·Filed 1978·Granted Sep 9, 1980·14 cites·8 claims
- 3370US11408677B2Module for natural gas liquefier apparatus and natural gas liquefier apparatusJGC CORP·Filed 2017·Granted Aug 9, 2022·1 cites·12 claims
- 3470US7968063B2Mercury removal apparatus for liquid hydrocarbonJGC CORP·Filed 2006·Granted Jun 28, 2011·5 cites·15 claims
- 3570US7465844B2Method of upgrading biomass, upgraded biomass, biomass water slurry and method of producing same, upgraded biomass gas, and method of gasifying biomassJGC CORP·Filed 2003·Granted Dec 16, 2008·7 cites·8 claims
- 3669US4900873AMethod of manufacturing phenols from ligninJGC CORP·Filed 1988·Granted Feb 13, 1990·12 cites·9 claims
- 3769US4120644AApparatus for regeneration of spent active carbonJGC CORP·Filed 1977·Granted Oct 17, 1978·18 cites·9 claims
- 3868US5048601AShell-and-tube apparatus having an intermediate tube plateJGC CORP·Filed 1990·Granted Sep 17, 1991·36 cites·5 claims
- 3968US4903938AMicro flow control valveJGC CORP·Filed 1988·Granted Feb 27, 1990·28 cites·7 claims
- 4068US4182745ACatalyst for reducing nitrogen oxides in a waste gas and a process for catalytically reducing nitrogen oxides contained in a waste gasJGC CORP·Filed 1977·Granted Jan 8, 1980·22 cites·16 claims
- 4167US5347031ACatalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the sameJGC CORP·Filed 1992·Granted Sep 13, 1994·7 cites·37 claims
- 4267US5173285AProcess for the manufacture of hydrogen sulfideJGC CORP·Filed 1991·Granted Dec 22, 1992·24 cites·12 claims
- 4367US4184857AStripping column and process for removal of volatile matterJGC CORP·Filed 1978·Granted Jan 22, 1980·24 cites·17 claims
- 4466US4946596AMethod for removing mercury from a liquid hydrocarbonJGC CORP·Filed 1989·Granted Aug 7, 1990·26 cites·2 claims
- 4565US7276150B2Method of desulfurizing gas oil fraction, desulfurized gas oil, and desulfurizer for gas oil fractionJGC CORP·Filed 2001·Granted Oct 2, 2007·11 cites·6 claims
- 4665US5500116ALiquid-liquid contactorJGC CORP·Filed 1994·Granted Mar 19, 1996·28 cites·7 claims
- 4764US8049049B2Method of upgrading biomass, upgraded biomass, biomass water slurry and method of producing same, upgraded biomass gas, and method of gasifying biomassJGC CORP·Filed 2008·Granted Nov 1, 2011·0 cites·12 claims
- 4864US6962680B1Method and apparatus for removing sulfur compound in gas containing hydrogen sulfide, mercaptans, carbon dioxide and aromatic hydrocarbonJGC CORP·Filed 2000·Granted Nov 8, 2005·16 cites·8 claims
- 4964US5196561AMethod of producing carbonic acid esters and a catalyst thereforeJGC CORP·Filed 1991·Granted Mar 23, 1993·8 cites·19 claims
- 5064US4460012ACartridge-type valveJGC CORP·Filed 1981·Granted Jul 17, 1984·30 cites·1 claims
Showing the top 50 of 175 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when JGC CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →