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Hiromi Ozaki
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Urawa, JP
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last 30 patents
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Patent Grant
Process for producing alkanesulfonic acids
Patent number
4,643,813
Issue date
Feb 17, 1987
Nippon Mining Co., Ltd
Yasukazu Sato
C07 - ORGANIC CHEMISTRY
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Patent Grant
Catalyst for treating heavy oils
Patent number
4,115,324
Issue date
Sep 19, 1978
Nippon Mining Co., Ltd
Hiromi Ozaki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL