TU

Tomoaki Utsumi

HI Hitachi: 1 patents #961 of 2,733Top 40%
Overall (2011): #140,484 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7902479 Vacuum switchgear Kenji Tsuchiya, Makoto Yano, Ayumu Morita, Takashi Sato, Masato Kobayashi 2011-03-08