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Masayuki Kurokawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Diving equipment
Patent number
7,854,568
Issue date
Dec 21, 2010
Nihon University
Shoji Ekuan
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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last 30 patents
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Patent Application
DIVING EQUIPMENT
Publication number
20100003083
Publication date
Jan 7, 2010
NIHON UNIVERSITY
Shoji Ekuan
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT