TK

Toshio Koishikawa

SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #1,195,806 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9673428 Non-aqueous electrolyte secondary battery 2017-06-06
9070927 Exterior member for battery element and non-aqueous electrolyte secondary battery using the same 2015-06-30
8092937 Battery pack Kazuhito Hatta, Masato Sato, Hiroyuki Yamada, Takehiko Suwa 2012-01-10
7709114 Battery pack Kazuhito Hatta, Masato Sato, Hiroyuki Yamada, Takehiko Suwa 2010-05-04