TK

Tetsunari Kawase

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,338,008 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4782585 Grid for lead storage battery and method for its production Kenji Kobayashi, Sadao Furuya, Hiroshi Yasuda 1988-11-08
4761356 Grid for lead storage batteries Yoshihiro Kobayashi 1988-08-02