TF

Takashi Funawatari

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,186,265 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6683769 Protective relay apparatus Daisuke Maeda, Yoshiyasu Watanabe 2004-01-27
6678136 Protective relay apparatus Daisuke Maeda, Yoshiyasu Watanabe 2004-01-13