Membership
Tour
Register
Log in
Katsuhisa Yamaguchi
Follow
Person
Tokuyama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Process for recovering high-purity organic acid
Patent number
5,349,084
Issue date
Sep 20, 1994
Idemitsu Petrochemical Co., Ltd.
Akihiro Shishikura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing tetrahydrofuran
Patent number
4,665,205
Issue date
May 12, 1987
Idemitsu Petrochemical Co., Ltd.
Tadashi Yamada
C07 - ORGANIC CHEMISTRY