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Tooru Tanimizu

HI Hitachi: 4 patents #146 of 3,189Top 5%
Overall (2005): #8,752 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6951993 Vacuum switch Shuuichi Kikukawa, Yasuaki Suzuki, Koichi Murata, Ryotaro Hanabuchi 2005-10-04
6940376 Electromagnet and actuating mechanism for switch device, using thereof Ayumu Morita, Yasuaki Suzuki, Masato Yabu, Yozo Shibata, Takashi Kadowaki 2005-09-06
6881917 Vacuum switchgear Shuuichi Kikukawa, Yasuaki Suzuki, Masato Kobayshi, Takuya Miyo 2005-04-19
6855903 Vacuum switch Shuuichi Kikukawa, Yasuaki Suzuki, Koichi Murata, Ryotaro Hanabuchi 2005-02-15