HH

Hironori Hamada

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,620,203 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6281483 Rice cooker Masatoshi Yagi, Atsushi Korai, Masahiro Koyama, Kazuhiro Ukida 2001-08-28
6177659 Rice cooker having rice gruel detector Masatoshi Yagi, Atsushi Korai, Masahiro Koyama, Kazuhiro Ukida 2001-01-23
6028297 Rice cooker Megumi Arihisa, Mitsuru Takechi, Masahiro Koyama 2000-02-22