Katsuhiro Fujii

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing fluorene derivative
- Patent number 8,841,491
- Issue date Sep 23, 2014
- Taoka Chemical Co., Ltd.
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Noncrystalline form of fluorene derivative and process for preparat...
- Patent number 8,436,214
- Issue date May 7, 2013
- Taoka Chemcial Co., Ltd.
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystal polymorph of fluorene derivative and production method thereof
- Patent number 8,093,434
- Issue date Jan 10, 2012
- Taoka Chemical Company, Limited
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
NONCRYSTALLINE FORM OF FLUORENE DERIVATIVE AND PROCESS FOR PREPARAT...
- Publication number 20120095270
- Publication date Apr 19, 2012
- Taoka Chemical Co., Ltd.
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING FLUORENE DERIVATIVE
- Publication number 20120029244
- Publication date Feb 2, 2012
- Taoka Chemical Co., Ltd.
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTAL POLYMORPH OF FLUORENE DERIVATIVE AND PRODUCTION METHOD THEREOF
- Publication number 20100105961
- Publication date Apr 29, 2010
- Taoka Chemical Company, Limited
- Katsuhiro Fujii
- C07 - ORGANIC CHEMISTRY