Hiroaki Iwamoto

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Sapporo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
2,3-bisphosphinopyrazine derivative, method for producing same, tra...
- Patent number 11,084,835
- Issue date Aug 10, 2021
- Nippon Chemical Industrial Co., Ltd.
- Hajime Ito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active substituted 2,3-bisphosphinoquinoxalines and proce...
- Patent number 11,053,265
- Issue date Jul 6, 2021
- Nippon Chemical Industrial Co., Ltd.
- Hajime Ito
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
2,3-BISPHOSPHINOPYRAZINE DERIVATIVE, METHOD FOR PRODUCING SAME, TRA...
- Publication number 20210047351
- Publication date Feb 18, 2021
- NIPPON CHEMICAL INDUSTRIAL CO., LTD.
- Hajime Ito
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
OPTICALLY ACTIVE 2,3-BISPHOSPHINOPYRAZINE DERIVATIVE, METHOD FOR PR...
- Publication number 20200377536
- Publication date Dec 3, 2020
- NIPPON CHEMICAL INDUSTRIAL CO., LTD.
- Hajime Ito
- C07 - ORGANIC CHEMISTRY