Inventor · disambiguated record
Takeshi Doi
Also filed as: DOI TAKESHI
22 granted patents·9 pending applications·247 citations·filing 1982–2023
95Inventor score
Files withKOWA CO21DAI ICHI KOGYO SEIYAKU CO LTD3ASHIKAWA MASANORI2BOEHRINGER INGELHEIM INT2KITAMURA TAKAHIRO1
Top patents by PatentIndex Score
31 records- 0189US6432957B1Piperazine derivativeKOWA CO·Filed 2001·Granted Aug 13, 2002·34 cites·21 claims
- 0288US4433017AThermally reactive water-soluble blocked urethane prepolymerDAI ICHI KOGYO SEIYAKU CO LTD·Filed 1982·Granted Feb 21, 1984·41 cites·12 claims
- 0386US6395753B1Cyclic amine compounds and pharmaceutical composition containing the sameKOWA CO·Filed 2001·Granted May 28, 2002·21 cites·18 claims
- 0485US6467527B1Pressure die-casting process of magnesium alloysMITSUI MINING & SMELTING CO·Filed 2000·Granted Oct 22, 2002·17 cites·16 claims
- 0582US6472386B1Cyclic diamine compound with 5-membered ring groupsKOWA CO·Filed 2001·Granted Oct 29, 2002·17 cites·14 claims
- 0681US8575153B2Pyridine-3-carboxyamide derivativeKITAMURA TAKAHIRO·Filed 2009·Granted Nov 5, 2013·11 cites·6 claims
- 0779US6605620B1Cyclic amine compounds and pharmaceutical composition containing the sameKOWA CO·Filed 2002·Granted Aug 12, 2003·10 cites·6 claims
- 0878US9045423B2Prophylactic and/or therapeutic agent for anemia comprising tetrahydroquinoline compound as active ingredientKOWA CO·Filed 2014·Granted Jun 2, 2015·2 cites·2 claims
- 0978US6867221B2Cyclic amine compounds and pharmaceutical composition containing the sameKOWA CO·Filed 2002·Granted Mar 15, 2005·11 cites·18 claims
- 1077US8791090B2Prophylactic and/or therapeutic agent for anemia comprising tetrahydroquinoline compound as active ingredientASHIKAWA MASANORI·Filed 2010·Granted Jul 29, 2014·4 cites·5 claims
- 1176US6552188B2Unsymmetrical cyclic diamine compoundKOWA CO·Filed 2001·Granted Apr 22, 2003·9 cites·41 claims
- 1273US6632810B2Cyclic diamine compound with condensed-ring groupsKOWA CO·Filed 2001·Granted Oct 14, 2003·5 cites·19 claims
- 1371US6498169B1Cyclic amine compounds and pharmaceutical composition containing the sameKOWA CO·Filed 2001·Granted Dec 24, 2002·4 cites·21 claims
- 1470US6509329B1Cyclic diamine compound with 6-membered ring groupsKOWA CO·Filed 2001·Granted Jan 21, 2003·4 cites·17 claims
- 1570US2009143430A1Erythropoietin production acceleratorKOWA CO·Filed 2008·Application pending·0 cites
- 1669US5198359ARecombinant protein receptor for il-2BOEHRINGER INGELHEIM INT·Filed 1990·Granted Mar 30, 1993·32 cites·14 claims
- 1761US2025223602A1Genome-modified silkworm producing chimeric silk threadNAT AGRICULTURE & FOOD RES ORG·Filed 2023·Application pending·0 cites
- 1857US7008508B2Composition for increasing wet strength of paper including water-soluble blocked urethane prepolymersDAI ICHI KOGYO SEIYAKU CO LTD·Filed 2002·Granted Mar 7, 2006·2 cites·16 claims
- 1957US6488813B2Blocked urethane prepolymers as paper wet strength agentDAI ICHI KOGYO SEIYAKU CO LTD·Filed 2001·Granted Dec 3, 2002·5 cites·20 claims
- 2054US7135473B2Cyclic diamine compound with condensed-ring groupsKOWA CO·Filed 2003·Granted Nov 14, 2006·0 cites·10 claims
- 2154US2022220165A1Mass production system of recombinant bagworm silk proteinKOWA CO·Filed 2020·Application pending·0 cites
- 2253US5449756ARecombinant protein receptor for IL-2BOEHRINGER INGELHEIM INT·Filed 1993·Granted Sep 12, 1995·14 cites·1 claims
- 2353US2013172345A11-acyl-4-(phenoxy, benzyloxy, or phenylamino)-1,2,3,4-tetrahydroquinoline derivativesKOWA CO·Filed 2013·Application pending·0 cites
- 2452US2010222347A1Prophylactic and/or therapeutic agent for anemia, comprising tetrahydroquinoline compound as active ingredientKOWA CO·Filed 2008·Application pending·0 cites
- 2548US2007043078A1Angiogenesis inhibitorKOWA CO·Filed 2004·Application pending·0 cites
- 2644US2004053918A1Erythropoietin production potentiatorKOWA CO·Filed 2003·Application pending·0 cites
- 2743US2010016358A1Gamma-globin inducerKOWA CO·Filed 2007·Application pending·0 cites
- 2842US2005176764A1Medicine for treating cancerKOWA CO·Filed 2003·Application pending·0 cites
- 2939US8604030B2Fused piperidine compound and pharmaceutical containing sameASHIKAWA MASANORI·Filed 2010·Granted Dec 10, 2013·0 cites·13 claims
- 3038US5273962AHuman urinary thrombomodulin with a modified glycosaminoglycan (GAG) binding siteKOWA CO·Filed 1993·Granted Dec 28, 1993·3 cites·5 claims
- 3133US5354664ADNA encoding a human thrombomodulin having a modified glycosaminoglycan (GAG) binding siteKOWA CO·Filed 1993·Granted Oct 11, 1994·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →