Masahiro Hoshikawa

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Sakai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying mitomycin C
- Patent number 10,125,142
- Issue date Nov 13, 2018
- Kyowa Hakko Kirin Co., Ltd.
- Koichiro Nishimura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing indazol-3-ylmethyl phosphonium salt
- Patent number 7,759,491
- Issue date Jul 20, 2010
- Kyowa Hakko Kirin Co., Ltd.
- Koji Hagihara
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PURIFYING MITOMYCIN C
- Publication number 20180179219
- Publication date Jun 28, 2018
- KYOWA HAKKO KIRIN CO., LTD.
- Koichiro NISHIMURA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING INDAZOL-3-YLMETHYL PHOSPHONIUM SALT
- Publication number 20090069568
- Publication date Mar 12, 2009
- Kyowa Hakko Kogyo Co., Ltd.
- Koji Hagihara
- C07 - ORGANIC CHEMISTRY