Inventor · disambiguated record
Shuji Kitamura
Also filed as: KITAMURA SHUJI
37 granted patents·3 pending applications·960 citations·filing 1973–2019
98Inventor score
Files withSUMITOMO CHEMICAL CO21TAKEDA PHARMACEUTICALS CO6TAKEDA PHARMACEUTICAL5CALPIS CO LTD4KITAMURA SHUJI2
Top patents by PatentIndex Score
40 records- 0197US4438238ALow density copolymer composition of two ethylene-α-olefin copolymersSUMITOMO CHEMICAL CO·Filed 1982·Granted Mar 20, 1984·217 cites·23 claims
- 0295US4367323AProduction of hydrogelsSUMITOMO CHEMICAL CO·Filed 1981·Granted Jan 4, 1983·194 cites·4 claims
- 0394US4320040AMethod for preparing highly absorbent hydro-gel polymersSUMITOMO CHEMICAL CO·Filed 1980·Granted Mar 16, 1982·77 cites·16 claims
- 0492US7517910B2Alkoxyphenylpropanoic acid derivativesTAKEDA PHARMACEUTICAL·Filed 2005·Granted Apr 14, 2009·12 cites·12 claims
- 0591US4250660AProcess for producing coated seedSUMITOMO CHEMICAL CO·Filed 1979·Granted Feb 17, 1981·64 cites·12 claims
- 0684US4829096ABreathable film and process for production of the sameSUMITOMO CHEMICAL CO·Filed 1987·Granted May 9, 1989·41 cites·30 claims
- 0781US3972846ACurable urethane resin composition comprising a mixture of polyisocyanate, active hydrogen compound and diketo compoundSUMITOMO CHEMICAL CO·Filed 1974·Granted Aug 3, 1976·23 cites·6 claims
- 0879US7456218B23-(4-benzyloxyphenyl) propanoic acid derivativesTAKEDA PHARMACEUTICAL·Filed 2004·Granted Nov 25, 2008·10 cites·15 claims
- 0977US4675247ALaminated polypropylene filmSUMITOMO CHEMICAL CO·Filed 1984·Granted Jun 23, 1987·28 cites·4 claims
- 1074US10519110B2Heterocyclic compoundTAKEDA PHARMACEUTICALS CO·Filed 2018·Granted Dec 31, 2019·1 cites·5 claims
- 1172US4920692AMulching film for repelling insect pestsSUMITOMO CHEMICAL CO·Filed 1987·Granted May 1, 1990·29 cites·17 claims
- 1268US4542061APlastic filmSUMITOMO CHEMICAL CO·Filed 1983·Granted Sep 17, 1985·17 cites·8 claims
- 1367US7759108B2Method for producing fermented milk containing angiotensin converting enzyme inhibitory peptide and method for producing wheyCALPIS CO LTD·Filed 2006·Granted Jul 20, 2010·0 cites·8 claims
- 1466US4883717AVibration-damping materialSUMITOMO CHEMICAL CO·Filed 1987·Granted Nov 28, 1989·37 cites·36 claims
- 1564US4761462APackaging propylene copolymer filmSUMITOMO CHEMICAL CO·Filed 1985·Granted Aug 2, 1988·19 cites·5 claims
- 1664US3976819AResin-coated glass bottlesSUMITOMO CHEMICAL CO·Filed 1975·Granted Aug 24, 1976·16 cites·3 claims
- 1763US4772660AOxide sol using reactive monomer as dispersion mediumSUMITOMO CHEMICAL CO·Filed 1986·Granted Sep 20, 1988·28 cites·4 claims
- 1862US4788099AVibration-damping material with excellent workabilitySUMITOMO CHEMICAL CO·Filed 1987·Granted Nov 29, 1988·33 cites·7 claims
- 1960US12162864B2Condensed-cyclic compoundTAKEDA PHARMACEUTICALS CO·Filed 2019·Granted Dec 10, 2024·0 cites·19 claims
- 2059US4560609APlastic filmSUMITOMO CHEMICAL CO·Filed 1985·Granted Dec 24, 1985·10 cites·6 claims
- 2159US4042648AOlefin-acrylic ester copolymer-thermoplastic resin compositionSUMITOMO CHEMICAL CO·Filed 1973·Granted Aug 16, 1977·13 cites·21 claims
- 2257US4828345ASelective light transmittable film having excellent anti-fogging and infrared ray reflective propertiesSUMITOMO CHEMICAL CO·Filed 1987·Granted May 9, 1989·15 cites·7 claims
- 2356US4826729AInsect pest-repelling film or sheetSUMITOMO CHEMICAL CO·Filed 1987·Granted May 2, 1989·15 cites·19 claims
- 2454US4670529APackaging shrink filmSUMITOMO CHEMICAL CO·Filed 1984·Granted Jun 2, 1987·12 cites·8 claims
- 2553US2005074500A1Method for producing fermented milk containing angiotensin converting enzyme inhibitory peptide and method for producing wheyCALPIS CO LTD·Filed 2003·Application pending·0 cites
- 2651US10189785B2Heterocyclic compoundTAKEDA PHARMACEUTICALS CO·Filed 2016·Granted Jan 29, 2019·0 cites·8 claims
- 2750US12202832B2Heterocyclic compounds having a calcium-sensing receptor antagonistic activityTAKEDA PHARMACEUTICALS CO·Filed 2018·Granted Jan 21, 2025·0 cites·7 claims
- 2849US10919891B2Heterocyclic compoundTAKEDA PHARMACEUTICALS CO·Filed 2018·Granted Feb 16, 2021·0 cites·20 claims
- 2946US6204362B1Method of purifying whey of lactic acid fermentation by electrodialysisCALPIS CO LTD·Filed 1999·Granted Mar 20, 2001·10 cites·6 claims
- 3044US2009286791A1Amide CompoundsTAKEDA PHARMACEUTICAL·Filed 2007·Application pending·0 cites
- 3141US4144113AAdhesive compositionSUMITOMO CHEMICAL CO·Filed 1977·Granted Mar 13, 1979·7 cites·7 claims
- 3240US7402595B2JNK inhibitorTAKEDA PHARMACEUTICAL·Filed 2003·Granted Jul 22, 2008·0 cites·29 claims
- 3340US3952136AMulti-layer product of metal and resin, and its productionSUMITOMO CHEMICAL CO·Filed 1974·Granted Apr 20, 1976·7 cites·4 claims
- 3439US7109200B2Carbamate derivatives, process for producing the same and use thereofTAKEDA PHARMACEUTICAL·Filed 2001·Granted Sep 19, 2006·0 cites·25 claims
- 3539US4391945AChelate resin prepared by reacting butane-1,2,3,4-tetra-carboxylic acid or anhydride with polyethylene polyamineMITSI TOATSU INORGANIC CHEMICA·Filed 1981·Granted Jul 5, 1983·7 cites·31 claims
- 3639US2012065196A1Amide compoundsKITAMURA SHUJI·Filed 2007·Application pending·0 cites
- 3737US4138938AApparatus for producing three-dimensionally formed crackersKITAMURA SHUJI·Filed 1977·Granted Feb 13, 1979·7 cites·4 claims
- 3834US10849902B2Medicament for treating heart failureTAKEDA PHARMACEUTICALS CO·Filed 2016·Granted Dec 1, 2020·0 cites·6 claims
- 3934US6428812B1Process for producing granules containing angiotensin-converting enzyme inhibiting peptidesCALPIS CO LTD·Filed 1999·Granted Aug 6, 2002·5 cites·4 claims
- 4032US5476987AMethod of removing halogenated aromatic compound from hydrocarbon oilPROD DEV RES INST·Filed 1993·Granted Dec 19, 1995·6 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →