Inventor · disambiguated record
Kazushi Usui
Also filed as: USUI KAZUSHI
15 granted patents·539 citations·filing 1984–1997
95Inventor score
Files withCOSMO SOGO KENKYUSHO KK6AGENCY IND SCIENCE TECHN3COSMO OIL CO LTD2RESIDUAL OIL PROC RES ASS2COSMO OIL COMPANY & PETROLEUM1
Top patents by PatentIndex Score
15 records- 0192US4912353ATwo-piece motor statorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Mar 27, 1990·85 cites·13 claims
- 0289US5002919ACatalyst composition for hydrogenation of heavy hydrocarbon oil and process for producing the catalystCOSMO OIL COMPANY & PETROLEUM·Filed 1989·Granted Mar 26, 1991·94 cites·34 claims
- 0381US5244858ACatalyst composition for hydrodesulfurization of hydrocarbon oil and process for producing the sameCOSMO SOGO KENKYUSHO KK·Filed 1992·Granted Sep 14, 1993·41 cites·24 claims
- 0478US6063265AProcess for producing hydrodesulfurization catalyst and hydrodesulfurizing gas oil therewithCOSMO OIL CO LTD·Filed 1997·Granted May 16, 2000·61 cites·24 claims
- 0576US4585748ACrystalline catalyst compositions for the conversion of hydrocarbonsRESIDUAL OIL PROC RES ASS·Filed 1984·Granted Apr 29, 1986·26 cites·23 claims
- 0675US5336476AProcess for removing nitrogen oxides in exhaust gases to nitrogenAGENCY IND SCIENCE TECHN·Filed 1992·Granted Aug 9, 1994·40 cites·12 claims
- 0773US5248412AProcess for producing catalyst composition for use in hydrodesulfurization of hydrocarbon oil and process for hydrodesulfurizing hydrocarbon oilCOSMO SOGO KENKYUSHO KK·Filed 1992·Granted Sep 28, 1993·32 cites·16 claims
- 0872US5187133ACatalyst composition for hydrotreating of hydrocarbons and hydrotreating process using the sameCOSMO OIL CO LTD·Filed 1991·Granted Feb 16, 1993·31 cites·22 claims
- 0970US5227145AProcess for removing nitrogen oxides from exhaust gasesAGENCY IND SCIENCE TECHN·Filed 1991·Granted Jul 13, 1993·34 cites·17 claims
- 1069US5444033ACatalyst compositions for hydrotreating of hydrocarbon oils and process for manufacturing the same.COSMO SOGO KENKYUSHO KK·Filed 1994·Granted Aug 22, 1995·29 cites·23 claims
- 1158US4981832ACatalyst composition for hydrogenation of heavy hydrocarbon oil and process for producing the catalystRESIDUAL OIL PROC RES ASS·Filed 1989·Granted Jan 1, 1991·17 cites·28 claims
- 1249US5137859AProcess for producing catalyst composition for use in hydrodesulfurization of hydrocarbon oilCOSMO SOGO KENKYUSHO KK·Filed 1991·Granted Aug 11, 1992·12 cites·12 claims
- 1348US5853679ARemoval of nitrogen oxide from exhaust gasAGENCY IND SCIENCE TECHN·Filed 1996·Granted Dec 29, 1998·17 cites·8 claims
- 1446US5494875AAlumina-containing carrier and hydrofining catalyst for hydrocarbon oilsCOSMO SOGO KENKYUSHO KK·Filed 1993·Granted Feb 27, 1996·13 cites·6 claims
- 1541US5182250ACatalyst composition for hydrodesulfurization of hydrocarbon oil and process for producing the sameCOSMO SOGO KENKYUSHO KK·Filed 1991·Granted Jan 26, 1993·7 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →