RT

Ryouichi TAKAHATA

HI Hitachi: 1 patents #427 of 1,326Top 35%
📍 Kanmaki, JP: #2 of 3 inventorsTop 70%
Overall (2017): #256,843 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9748887 Permanent magnet synchronous motor and winding-switching motor driving device, and refrigeration air conditioner and electric vehicle using same Yasuo Notohara, Eri Maruyama, Wataru Hatsuse 2017-08-29