Inventor · disambiguated record
Hiroyuki Tawada
Also filed as: TAWADA HIROYUKI
30 granted patents·3 pending applications·232 citations·filing 1974–2006
96Inventor score
Top patents by PatentIndex Score
33 records- 0189US7034039B2Fused heterocyclic compoundsTAKEDA PHARMACEUTICAL·Filed 2002·Granted Apr 25, 2006·53 cites·21 claims
- 0285US6784314B2Process for producing amine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Aug 31, 2004·23 cites·10 claims
- 0385US6359134B1Sulfonamide derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1998·Granted Mar 19, 2002·36 cites·17 claims
- 0482US6169102B1Oxazolone derivatives and their use as anti-Helicobacter pylori agentTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Jan 2, 2001·27 cites·16 claims
- 0575US6403595B1Sulfonamide derivatives, processes for producing the same and utilization thereofTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1999·Granted Jun 11, 2002·18 cites·26 claims
- 0674US6680312B2Sulfonamide derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2002·Granted Jan 20, 2004·5 cites·26 claims
- 0773US6414003B1Oxazolone derivatives and their use as anti-helicobacter pylori agentsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2000·Granted Jul 2, 2002·5 cites·2 claims
- 0872US5198462AHeterocyclic amine, derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Mar 30, 1993·11 cites·20 claims
- 0970US7034166B2Process for producing benzofuran derivativeTAKEDA PHARMACEUTICAL·Filed 2002·Granted Apr 25, 2006·4 cites·5 claims
- 1069US6878831B2Process for preparing optically active 2,3-dihydrobenzofuran compoundsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2001·Granted Apr 12, 2005·5 cites·18 claims
- 1167US5143919AThienopyridine derivatives and their pharmaceutical useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Sep 1, 1992·9 cites·23 claims
- 1264US5256782AThienopyridine derivatives which are intermediatesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1992·Granted Oct 26, 1993·8 cites·7 claims
- 1357US7323577B2Process for producing benzofuran derivativeTAKEDA PHARMACEUTICAL·Filed 2006·Granted Jan 29, 2008·0 cites·6 claims
- 1452US4002638ABenzazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1974·Granted Jan 11, 1977·3 cites·32 claims
- 1551US5264454ACertain 2-oxo-tetrahydro-cycloalkyl-benzopyran-3yl ureas having acyl-CoA-cholesterol acyl transferase inhibitory activityTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Nov 23, 1993·3 cites·8 claims
- 1651US4102881ABenzodiazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1974·Granted Jul 25, 1978·3 cites·3 claims
- 1751US4046772ABenzodiazepine derivative and process for producing the sameTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Sep 6, 1977·4 cites·17 claims
- 1851US4044129A4-Pyridine carbonyl phenyl 1,2,4 triazolesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Aug 23, 1977·4 cites·25 claims
- 1950US4150139ATriazolobenzazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1977·Granted Apr 17, 1979·2 cites·61 claims
- 2049US7541478B2Coumarin derivative and use thereofTAKEDA PHARMACEUTICAL·Filed 2005·Granted Jun 2, 2009·0 cites·3 claims
- 2148US7420070B2Process for preparing optically active 2,3-dihydrobenzofuran compoundsTAKODA PHARMACEUTICAL COMPANY·Filed 2005·Granted Sep 2, 2008·0 cites·2 claims
- 2248US5278186AChromene derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Jan 11, 1994·3 cites·21 claims
- 2346US4017620AThienodiazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Apr 12, 1977·3 cites·31 claims
- 2442US2008146602A1Thienopyridine Derivatives, Production Method and Use ThereofTAKEDA PHARMACEUTICAL·Filed 2005·Application pending·0 cites
- 2541US4013763AHeterocyclic compoundsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Mar 22, 1977·1 cites·27 claims
- 2640US4082764AMethods for the production of 4H-s-triazolo[4,3-a][1,4]benzodiazepine 5N-oxidesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Apr 4, 1978·1 cites·3 claims
- 2736US2005107606A1Process for producing optically active sulfoxide derivativeFiled 2003·Application pending·0 cites
- 2835US5418239ATricyclic heterocyclic compounds, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1993·Granted May 23, 1995·0 cites·8 claims
- 2935US5300646AHeterocyclic amine derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1992·Granted Apr 5, 1994·0 cites·9 claims
- 3035US2005014813A1Process for production of pyrazole compoundsFiled 2002·Application pending·0 cites
- 3132US6699995B1Process for the preparation of oxazole derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 2000·Granted Mar 2, 2004·0 cites·13 claims
- 3231US4349547ASuppressing obesity and over-secretion of insulin with 2-(α-hydroxy-m-trifluoromethylbenzyl)azetidineTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1980·Granted Sep 14, 1982·0 cites·4 claims
- 3331US3947417ATriazolobenzodiazepine derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1974·Granted Mar 30, 1976·1 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →