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Osamu Kubota

HI Hitachi: 2 patents #436 of 2,733Top 20%
📍 Hitachinaka, JP: #74 of 333 inventorsTop 25%
Overall (2011): #75,526 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7989111 Fuel cell and information electronic device mounting the fuel cell Kenichi Souma 2011-08-02
7901833 Fuel cartridge for fuel cells, fuel cell, fuel cell power system and method of mounting a fuel cell cartridge on a fuel cell Ken Takahashi, Mitsugu Nakabaru, Akira Tanaka, Shinsuke Andoh 2011-03-08