Yoshiaki Obana

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Fukushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for production of acetic acid or acetic acid and ethyl ace...
- Patent number 6,867,164
- Issue date Mar 15, 2005
- Showa Denko K.K.
- Yoshiaki Obana
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for use in producing acetic acid, process for producing th...
- Patent number 6,706,919
- Issue date Mar 16, 2004
- Showa Denko K.K.
- Yoshiaki Obana
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for production of acetic acid and ethyl acetate, process f...
- Patent number 6,552,220
- Issue date Apr 22, 2003
- Showa Denko K.K.
- Yoshiaki Obana
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for producing catalyst for production of acetic acid, catal...
- Publication number 20060234859
- Publication date Oct 19, 2006
- Yoshiaki Obana
- C07 - ORGANIC CHEMISTRY