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Masaaki Busujima

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,289,591 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7722342 Pump apparatus and power steering Isamu Tsubono, Mitsuo Sasaki, Toru Takahashi, Masakazu Kurata, Yasuhito Nakakuki 2010-05-25