TO

Takumi Ohhara

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,141,813 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7314492 Method for manufacturing alkaline battery Satoshi Sato 2008-01-01
6794082 Alkaline battery Katsumi Mori, Kenji Sato 2004-09-21