TO

Takashi OYAKE

HI Hitachi: 1 patents #294 of 1,082Top 30%
HH Hitachi Mitsubishi Hydro: 1 patents #1 of 3Top 35%
Overall (2022): #238,970 of 548,613Top 45%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11223310 Variable speed generator/motor device Akira Bando, Masaya Ichinose 2022-01-11