KN

Kiyoshi Nakata

HI Hitachi: 1 patents #350 of 1,165Top 35%
Overall (2021): #372,379 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11211881 Power conversion device and electric railroad vehicle equipped with power conversion device Keisuke Horiuchi, Noriyoshi Urushiwara, Shuichi Terakado, Kiyoshi Terasawa 2021-12-28