HH

Hirofumi Hirota

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #3,381,552 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7196267 Electrically insulating resin composition and a DC electric wire or cable both coated therewith Yoitsu Sekiguchi, Toshikazu Shibata, Ken-ichi Hirotsu, Tsuyoshi Uozumi 2007-03-27