RH

Ryoichi Hamasaki

Sumitomo Electric Industries: 1 patents #1,290 of 3,632Top 40%
Overall (2005): #108,559 of 245,428Top 45%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6933076 Heat dissipating battery pack Hironori Ura, Hiroki Takeshima, Osamu Aoya, Takehiro Chinen 2005-08-23