MK

Masanao Kuwabara

HC Hitachi Industrial Equipment Systems Co.: 4 patents #117 of 550Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #843,508 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9601256 Wound iron core for static apparatus, amorphous transformer and coil winding frame for transformer Kenji Nakanoue, Kazuyuki Fukui, Hidemasa Yamaguchi, Kouhei Satou, Tatsuhito Azegami +8 more 2017-03-21
9013263 Wound iron core for static apparatus, amorphous transformer and coil winding frame for transformer Kenji Nakanoue, Kazuyuki Fukui, Hidemasa Yamaguchi, Kouhei Satou, Tatsuhito Azegami +8 more 2015-04-21
8258912 Iron core for stationary apparatus and stationary apparatus Hiroyuki Endou, Makoto Shinohara, Yoichi Amako, Toshiki Shirahata 2012-09-04
7675398 Iron core for stationary apparatus and stationary apparatus Hiroyuki Endou, Makoto Shinohara, Yoichi Amako, Toshiki Shirahata 2010-03-09
6769169 Method of fabricating a core for a transformer Akira Nishimizu, Hideki Masuhara, Youichi Amako 2004-08-03
6611191 Transformer Akira Nishimizu, Hideki Masuhara, Youichi Amako 2003-08-26