KM

Kohji Maki

HI Hitachi: 2 patents #141 of 1,165Top 15%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #30 of 92Top 35%
Overall (2021): #74,277 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11209487 Rotor diagnostic apparatus, rotor diagnostic method, and rotor diagnostic program Tetsuji Kato, Minori Nagata 2021-12-28
11193978 Power conversion device, rotating machine system using same, and diagnosis method for same Yoshitaka Iwaji, Tetsuji Kato 2021-12-07
11047882 Non-contact voltage measurement device and diagnosis system Tetsuji Kato, Minori Nagata 2021-06-29