Kazuhisa Hatakeyama

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Inashiki-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bisphenol composition and method for producing same, and polycarbon...
- Patent number 11,634,373
- Issue date Apr 25, 2023
- MITSUBISHI CHEMICAL CORPORATION
- Kei Uchiyama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the preparation of L-tryptophan
- Patent number 5,776,740
- Issue date Jul 7, 1998
- Mitsubishi Chemical Corporation
- Kazuhisa Hatakeyama
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Coryneform bacteria DNA fragment containing a gene responsible for...
- Patent number 5,597,727
- Issue date Jan 28, 1997
- Mitsubishi Chemical Corporation
- Keiko Kohama
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING BISPHENOL A AND METHOD FOR PRODUCING POLYCARBO...
- Publication number 20230340196
- Publication date Oct 26, 2023
- MITSUBISHI CHEMICAL CORPORATION
- Kei Uchiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BISPHENOL COMPOSITION AND METHOD FOR PRODUCING SAME, AND POLYCARBON...
- Publication number 20200190003
- Publication date Jun 18, 2020
- MITSUBISHI CHEMICAL CORPORATION
- Kei UCHIYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...