Toshiyuki Hirose

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
5-methyl-6-phenyl-4,5-dihydro-2H-pyridazin-3-one derivative
- Patent number 10,611,731
- Issue date Apr 7, 2020
- Otsuka Pharmaceutical Co., Ltd.
- Takahiro Katoh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Di-substituted pyridine derivatives as anticancers
- Patent number 8,722,663
- Issue date May 13, 2014
- Otsuka Pharmaceutical Co., Ltd.
- Hideki Takasu
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
5-METHYL-6-PHENYL-4,5-DIHYDRO-2H-PYRIDAZIN-3-ONE DERIVATIVE
- Publication number 20240400520
- Publication date Dec 5, 2024
- OTSUKA PHARMACEUTICAL CO., LTD.
- Takahiro KATOH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-METHYL-6-PHENYL-4,5-DIHYDRO-2H-PYRIDAZIN-3-ONE DERIVATIVE
- Publication number 20210171472
- Publication date Jun 10, 2021
- OTSUKA PHARMACEUTICAL CO., LTD.
- Takahiro KATOH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-METHYL-6-PHENYL-4,5-DIHYDRO-2H-PYRIDAZIN-3-ONE DERIVATIVE
- Publication number 20200181092
- Publication date Jun 11, 2020
- OTSUKA PHARMACEUTICAL CO., LTD.
- Takahiro KATOH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
5-METHYL-6-PHENYL-4,5-DIHYDRO-2H-PYRIDAZIN-3-ONE DERIVATIVE
- Publication number 20190023662
- Publication date Jan 24, 2019
- OTSUKA PHARMACEUTICAL CO., LTD.
- Takahiro KATOH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DI - SUBSTITUTED PYRIDINE DERIVATIVES AS ANTICANCERS
- Publication number 20120283242
- Publication date Nov 8, 2012
- Hideki Takasu
- C07 - ORGANIC CHEMISTRY