HT

Hiroki Takeshima

Sumitomo Electric Industries: 1 patents #603 of 2,038Top 30%
Overall (1997): #140,360 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5681673 Alkaline secondary battery Yohei Hattori, Nobuyasu Morishita, Hideo Kaiya, Munehisa Ikoma 1997-10-28