HS

Hirohisa Satomi

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HE Hitachi-Ge Nuclear Energy: 3 patents #45 of 313Top 15%
Overall (All Time): #861,923 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8164297 Power converter and motor driving system Daisuke Tan, Masahiro Tobise 2012-04-24
8090073 Nuclear power plant, method of replacement in the same and method of operating the same Masashi Sugiyama, Yukihiro Katayama, Kenji Tominaga, Ichirou Shimoda 2012-01-03
7906933 Apparatus and method for driving an induction motor Daisuke Tan, Shigetoshi Okamatsu, Koichi Miyazaki 2011-03-15
7710053 Motor driving system and motor driving method Daisuke Tan, Shigetoshi Okamatsu 2010-05-04
7692333 Adjustable speed drive system for primary loop recirculation pump Yukihiro Katayama, Masashi Sugiyama, Shunya Morita 2010-04-06
7429807 Adjustable speed drive system for primary loop recirculation pump Yukihiro Katayama, Masashi Sugiyama, Shunya Morita 2008-09-30