KK

Katsuhiko Kumakura

Sumitomo Electric Industries: 28 patents #554 of 21,551Top 3%
Overall (All Time): #139,985 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
D423344 Container for dry battery Tadashi Ono 2000-04-25
6029818 Merchandise package with releasable bonded collar part Tadashi Ono 2000-02-29
5735404 Merchandise package and method of manufacturing the same Tadashi Ono 1998-04-07