Inventor · disambiguated record
Keiji Kubo
Also filed as: KUBO KEIJI
40 granted patents·10 pending applications·557 citations·filing 1974–2020
98Inventor score
Files withTAKEDA CHEMICAL INDUSTRIES LTD14KURARAY CO9TAKEDA PHARMACEUTICAL8CANON KK3MITA INDUSTRIAL CO LTD3
Top patents by PatentIndex Score
50 records- 0193US6420405B2Pharmaceutical composition for angiotensin II-mediated diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Jul 16, 2002·31 cites·4 claims
- 0293US6228874B1Pharmaceutical composition for angiotensin II-mediated diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2000·Granted May 8, 2001·29 cites·3 claims
- 0393US4308368APhotosensitive compositions with reaction product of novolak co-condensate with o-quinone diazideDAICEL CHEM·Filed 1980·Granted Dec 29, 1981·73 cites·15 claims
- 0489US6348481B2Pharmaceutical composition for angiotensin II-mediated diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Feb 19, 2002·18 cites·3 claims
- 0588US5721263APharmaceutical composition for angiotensin II-mediated diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1994·Granted Feb 24, 1998·61 cites·8 claims
- 0684US5500427ACyclic compounds and their useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Mar 19, 1996·29 cites·34 claims
- 0783US5958961APharmaceutical composition for angiotensin II-mediated diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Sep 28, 1999·43 cites·15 claims
- 0883US4082902ASpark-recording type printing method and spark-recording material for use thereofRICOH KK·Filed 1974·Granted Apr 4, 1978·34 cites·14 claims
- 0981US4904557AElectrophotographic photosensitive member having a roughened surfaceCANON KK·Filed 1988·Granted Feb 27, 1990·43 cites·8 claims
- 1080US4935488ATrimethylolheptanes and use thereofKURARAY CO·Filed 1989·Granted Jun 19, 1990·24 cites·31 claims
- 1179US7803822B2Triazole derivative and use thereofTAKEDA PHARMACEUTICAL·Filed 2006·Granted Sep 28, 2010·6 cites·10 claims
- 1277US7820673B2Urea derivative, process for producing the same, and useTAKEDA PHARMACEUTICAL·Filed 2004·Granted Oct 26, 2010·11 cites·8 claims
- 1377US5496835AHeterocyclic compounds having angiotensin II antagonistic activity and use thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted Mar 5, 1996·18 cites·18 claims
- 1477US4318779AMethod of manufacture of blast furnace cokes containing substantial amounts of low grade coalsSUMIKIN COKE CO LTD·Filed 1980·Granted Mar 9, 1982·19 cites·8 claims
- 1576US8263286B2Membrane-electrode assembly and polymer electrolyte fuel cellNAKAI SHINJI·Filed 2009·Granted Sep 11, 2012·3 cites·13 claims
- 1674US6686383B2Prophylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2002·Granted Feb 3, 2004·4 cites·16 claims
- 1770US7135490B2Method for the treatment of glomerulonephritisTAKEDA PHARMACEUTICAL·Filed 2003·Granted Nov 14, 2006·2 cites·1 claims
- 1869US6469037B2Prophylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Oct 22, 2002·2 cites·15 claims
- 1968US8420276B2Catalyst layer and preparation process thereof, and membrane-electrode assembly and polymer electrolyte fuel cell using the catalyst layerNAKAI SHINJI·Filed 2008·Granted Apr 16, 2013·1 cites·20 claims
- 2066US8993192B2Electrolyte membrane and membrane-electrode assemblyONO TOMOHIRO·Filed 2010·Granted Mar 31, 2015·1 cites·14 claims
- 2165US5719173AMethod for the treatment of sclerosis of the glomeruliTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1996·Granted Feb 17, 1998·12 cites·1 claims
- 2263US2008255362A1Cyclic amide derivative, and its production and useTAKEDA PHARMACEUTICAL·Filed 2008·Application pending·0 cites
- 2363US2008255352A1Cyclic amide derivative, and its production and useTAKEDA PHARMACEUTICAL·Filed 2008·Application pending·0 cites
- 2461US5889036AProphylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Mar 30, 1999·9 cites·1 claims
- 2558US7745623B2Cyclic amide derivative, and its production and useTAKEDA PHARMACEUTICAL·Filed 2005·Granted Jun 29, 2010·0 cites·2 claims
- 2658US4617245ALight receiving member having tapered reflective surfaces between substrate and light receiving layerCANON KK·Filed 1985·Granted Oct 14, 1986·18 cites·37 claims
- 2757US6723722B1Acylhydrazine derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2000·Granted Apr 20, 2004·1 cites·24 claims
- 2856US5757509AImage forming machineMITA INDUSTRIAL CO LTD·Filed 1997·Granted May 26, 1998·12 cites·2 claims
- 2955US11845818B2Active energy ray crosslinkable thermoplastic polymer and composition containing the sameKURARAY CO·Filed 2020·Granted Dec 19, 2023·0 cites·16 claims
- 3055US5246815APhotosensitive material for screen processingGEN DIRECTOR OF THE AGENCY OF·Filed 1992·Granted Sep 21, 1993·13 cites·11 claims
- 3155US2005222293A1Curable resin composition, method for manufacture of laminate using the composition, transfer material, method for manufacture thereof and transferred productKURARAY CO·Filed 2005·Application pending·0 cites
- 3252US4920030APhotosensitive coating emulsion for plastic filmsAGENCY IND SCIENCE TECHN·Filed 1989·Granted Apr 24, 1990·10 cites·8 claims
- 3352US2022195385A1Motile cell sorting deviceUNIV TOKYO·Filed 2020·Application pending·0 cites
- 3451US11866528B2Polymer, and oxygen absorbent and resin composition using sameKURARAY CO·Filed 2019·Granted Jan 9, 2024·0 cites·15 claims
- 3551US2003236318A1Curable resin composition, method for manufacture of laminate using the composition, transfer material, method for manufacture thereof and transferred productKURARAY CO·Filed 2003·Application pending·0 cites
- 3650US11760816B2Compound containing unsaturated double bond, oxygen absorber comprising same, and resin compositionKURARAY CO·Filed 2018·Granted Sep 19, 2023·0 cites·10 claims
- 3749US6319938B1Prophylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1999·Granted Nov 20, 2001·4 cites·17 claims
- 3848US7534887B2Thiazoline derivative and use of the sameTAKEDA PHARMACEUTICAL·Filed 2004·Granted May 19, 2009·0 cites·11 claims
- 3947US5639773AOcular hypotensive agentSENJU PHARMA CO·Filed 1994·Granted Jun 17, 1997·11 cites·10 claims
- 4046US8697865B2Cyclic amide derivative, and its production and useKUBO KEIJI·Filed 2010·Granted Apr 15, 2014·0 cites·22 claims
- 4146US6610372B2Method of curing a mixture comprising an ionizing radiation curing resin, and surface modifying techniqueKURARAY CO·Filed 2002·Granted Aug 26, 2003·0 cites·16 claims
- 4246US2021246244A1Composition having excellent curabilityKURARAY CO·Filed 2019·Application pending·0 cites
- 4345US6040324AProphylactic or therapeutic drug for renal diseasesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1998·Granted Mar 21, 2000·3 cites·13 claims
- 4445US4517271AElectrophotographic CdS photosensitive member with acrylic resin binderCANON KK·Filed 1984·Granted May 14, 1985·5 cites·6 claims
- 4544US2011009389A1Imidazole derivative, their production and useTAKEDA PHARMACEUTICAL·Filed 2010·Application pending·0 cites
- 4641US2007004736A1Imidazole derivative, process for producing the same, and useKUBO KEIJI·Filed 2003·Application pending·0 cites
- 4741US2009252932A1Actinic energy ray curable resion composition and use thereofKURARAY CO·Filed 2005·Application pending·0 cites
- 4837US2003187023A1Sulfone derivatives, process for their production and use thereofFiled 2001·Application pending·0 cites
- 4935US5835815AImage forming machine including a host computer, a printer, a copying machine, and a document supply deviceMITA INDUSTRIAL CO LTD·Filed 1997·Granted Nov 10, 1998·3 cites·7 claims
- 5032US5771419AApparatus comprising a combination of a host computer, a printer, a copy machine, and an automatic document feederMITA INDUSTRIAL CO LTD·Filed 1997·Granted Jun 23, 1998·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →