Inventor · disambiguated record
Hirofumi Yamamoto
Also filed as: YAMAMOTO HIROFUMI
23 granted patents·16 pending applications·108 citations·filing 1994–2025
93Inventor score
Files withFUJISAWA PHARMACEUTICAL CO7ASTELLAS PHARMA INC6YAMAMOTO HIROFUMI6CANCERSTEM TECH INC5HITACHI PLANT ENG & CONSTR CO2
Top patents by PatentIndex Score
39 records- 0188US8741871B2Trehalose compound, method for producing same, and pharmaceutical product containing the compoundNISHIZAWA MUGIO·Filed 2009·Granted Jun 3, 2014·17 cites·13 claims
- 0287US9889155B2Enhancer of anti-tumor effect of anti-cancer agentYAMAMOTO HIROFUMI·Filed 2015·Granted Feb 13, 2018·4 cites·7 claims
- 0386US7960562B2Propane-1,3-dione derivative or salt thereofASTELLAS PHARMA INC·Filed 2006·Granted Jun 14, 2011·14 cites·19 claims
- 0484US8163713B2Trehalose compound and pharmaceutical comprising the compoundNISHIZAWA MUGIO·Filed 2007·Granted Apr 24, 2012·11 cites·11 claims
- 0573US9295640B2Pharmaceutical composition for treating cancer using carbonate apatite nanoparticlesYAMAMOTO HIROFUMI·Filed 2013·Granted Mar 29, 2016·1 cites·12 claims
- 0670US8822448B2Pyrazoloquinoline compoundASTELLAS PHARMA INC·Filed 2013·Granted Sep 2, 2014·2 cites·19 claims
- 0767US5558763ASewage treatment system with air jetting meansHITACHI PLANT ENG & CONSTR CO·Filed 1994·Granted Sep 24, 1996·27 cites·10 claims
- 0865US2025188467A1Cancer stem cell marker and cancer stem cell targeting drugCANCERSTEM TECH INC·Filed 2025·Application pending·0 cites
- 0961US11226330B2Method for capturing specific cellsSUMITOMO RUBBER IND·Filed 2019·Granted Jan 18, 2022·0 cites·10 claims
- 1059US12486504B2Drug delivery composition, method for producing same and use thereofYAMAMOTO HIROFUMI·Filed 2022·Granted Dec 2, 2025·0 cites·18 claims
- 1158US2021317453A1Cancer stem cell marker and cancer stem cell targeting drugCANCERSTEM TECH INC·Filed 2019·Application pending·0 cites
- 1253US11077167B2Agent for promoting skeletal muscle injury repairUNIV OSAKA·Filed 2018·Granted Aug 3, 2021·0 cites·6 claims
- 1353US5578200ASewage treatment systemHITACHI PLANT ENG & CONSTR CO·Filed 1995·Granted Nov 26, 1996·19 cites·3 claims
- 1451US2014248317A1Trehalose compound, method for producing same, and pharmaceutical product containing the compoundGLYTECH INC·Filed 2014·Application pending·0 cites
- 1549US2023381275A1Muscular function improving agent for skeletal muscle of which function is degraded due to agingUNIV OSAKA·Filed 2021·Application pending·0 cites
- 1648US8674096B2Substituted imidazo[1,5-a]quinoxalin-4-ones as phosphodiesterase 9 inhibitorsASTELLAS PHARMA INC·Filed 2012·Granted Mar 18, 2014·0 cites·6 claims
- 1748US6316485B11,5-diphenylpyrazole derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1998·Granted Nov 13, 2001·8 cites·14 claims
- 1848US2006128757A1Pyridine derivatives useful as cyclooxygenase inhibitorASTELLAS PHARMA INC·Filed 2006·Application pending·0 cites
- 1947US2010093993A1Trehalose compound, process for production of the compound, and immuno-stimulative agent comprising the compoundOTSUKA CHEMICAL CO LTD·Filed 2008·Application pending·0 cites
- 2047US2022241315A1Therapeutic agent for cancerCANCERSTEM TECH INC·Filed 2020·Application pending·0 cites
- 2145US11298370B2Prophylactic or therapeutic agent for inflammatory bowel diseaseYAMAMOTO HIROFUMI·Filed 2018·Granted Apr 12, 2022·0 cites·11 claims
- 2245US5958914ACephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1996·Granted Sep 28, 1999·2 cites·5 claims
- 2345US2019250149A1Method for capturing specific cellsSUMITOMO RUBBER IND·Filed 2019·Application pending·0 cites
- 2444US2004157891A1Inhibitor of coxFUJISAWA PHARMACEUTICAL CO·Filed 2004·Application pending·0 cites
- 2543US6468995B1Cephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1996·Granted Oct 22, 2002·3 cites·20 claims
- 2642US8901126B2Substituted imidazo[1,5-A]quinoxalin-4-ones are useful for preventing or treating storage dysfunction, voiding dysfunction and bladder/urethral diseasesASTELLAS PHARMA INC·Filed 2013·Granted Dec 2, 2014·0 cites·9 claims
- 2742US8357688B2Substituted imidazo[1,5-a]quinoxalin-4(5H)-ones as PDE9 inhibitorsASTELLAS PHARMA INC·Filed 2010·Granted Jan 22, 2013·0 cites·9 claims
- 2842US2003119877A1Pyridine derivatives useful as cyclooxygenase inhibitorFiled 2001·Application pending·0 cites
- 2942US2005171101A1Phenanthridinones as parp inhibitorsFUJISAWA PHARMACEUTICAL CO·Filed 2003·Application pending·0 cites
- 3041US11439657B2Cancer stem cell growth inhibitor using miRNACANCERSTEM TECH INC·Filed 2018·Granted Sep 13, 2022·0 cites·5 claims
- 3141US10214743B2Colorectal cancer drug, and method for predicting prognosis of colorectal cancer patientYAMAMOTO HIROFUMI·Filed 2015·Granted Feb 26, 2019·0 cites·3 claims
- 3241US2001056089A1Novel crystal of cephalosporin compoundFUJISAWA PHARMACEUTICAL CO·Filed 2001·Application pending·0 cites
- 3339US2020040307A1Cancer stem cellCANCERSTEM TECH INC·Filed 2018·Application pending·0 cites
- 3437US10954216B2BMP-signal-inhibiting compoundRIKEN·Filed 2017·Granted Mar 23, 2021·0 cites·26 claims
- 3535US10150966B2RNA sequence having anti-tumour activityYAMAMOTO HIROFUMI·Filed 2015·Granted Dec 11, 2018·0 cites·6 claims
- 3634US2005080096A1Condensed heterocyclic compoundsFiled 2003·Application pending·0 cites
- 3734US2004077667A1Quinazolinone derivativesFiled 2001·Application pending·0 cites
- 3832US6159961ACephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1999·Granted Dec 12, 2000·0 cites·5 claims
- 3924US2001007903A1Novel crystal of cephalosporin compoundFiled 1995·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →