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H4O INC
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TOKYO 105-0014, JP
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Patents Grants
last 30 patents
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Patent Grant
Method for manufacturing a hydrogen-added water and a device for th...
Patent number
8,038,127
Issue date
Oct 18, 2011
Hiroshima Kasei, Ltd.
Daigo Matsuoka
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Trademark
last 30 trademarks
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Trademark
79020707 - H4O
Serial number
79020707
Registration number
3382043
Filing date
Nov 29, 2005
Yugen Kaisha H4O IP
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry