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Noboru Nakanishi
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Hiroshima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Battery charger
Patent number
D327669
Issue date
Jul 7, 1992
Ryobi Ltd.
Masakazu Sakamoto
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Storage battery for electric tools
Patent number
D321338
Issue date
Nov 5, 1991
Ryobi Ltd.
Masakazu Sakamoto
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Battery charger
Patent number
D321337
Issue date
Nov 5, 1991
Ryobi Ltd.
Masakazu Sakamoto
D13 - Equipment for production, distribution, or transformation of energy