IH

Izuo Hirota

Sumitomo Electric Industries: 2 patents #599 of 3,632Top 20%
Overall (2005): #52,411 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6931204 Vacuum heat insulator, hot insulating device using vacuum heat insulator, and electric water heater Takayuki Urata, Mitsuhiro Sano, Akihiro Umeda, Kiyoyoshi Takada 2005-08-16
6894255 Induction heating apparatus Yuji Fujii, Kouji Niiyama, Takahiro Miyauchi, Atsushi Fujita, Hirofumi Inui 2005-05-17