KK

Katsuhiko Kumakura

Sumitomo Electric Industries: 8 patents #45 of 3,885Top 2%
Overall (2003): #3,038 of 273,478Top 2%
8
Patents 2003

Issued Patents 2003

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D482970 Mount for packaging Keiichi Harada, Futoshi Tada 2003-12-02
6645662 Battery provided with an old-or-new identification seal having a heat sensitive adhesive layer Tadashi Ono, Minoru Kouda, Tomotaka Kawano 2003-11-11
D479687 Mount for packaging 2003-09-16
D479688 Mount for packaging Keiichi Harada 2003-09-16
D479125 Container for dry battery Keiichi Harada 2003-09-02
D479126 Container for dry battery Keiichi Harada 2003-09-02
D478508 Mount for packaging 2003-08-19
D478510 Mount for packaging 2003-08-19