AM

Ayumu Morita

HI Hitachi: 5 patents #90 of 2,733Top 4%
Overall (2011): #18,980 of 364,097Top 6%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8049130 Vacuum insulated switch and vacuum insulated switchgear Masato Kobayashi, Kenji Tsuchiya, Miki Yamazaki 2011-11-01
8035054 Vacuum insulated switchgear Hiroyuki Ozawa, Kenji Tsuchiya, Masato Kobayashi 2011-10-11
7911303 Circuit breaker and opening and closing method thereof Minoru Hosoda, Yoshihiko Matsuda, Masato Suzuki, Keiichi Miyashita, Shigetoshi Oouchi +2 more 2011-03-22
7902479 Vacuum switchgear Kenji Tsuchiya, Makoto Yano, Takashi Sato, Masato Kobayashi, Tomoaki Utsumi 2011-03-08
7902480 Vacuum insulated switchgear Kenji Tsuchiya, Masato Kobayashi 2011-03-08