KN

Kazuo Nishihama

HI Hitachi: 1 patents #195 of 745Top 30%
HA Hitachi Astemo: 1 patents #88 of 368Top 25%
Overall (2023): #138,101 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11716039 Winding switching device and rotating electrical machine drive system using the same Akeshi Takahashi, Katsuhiro Hoshino, Noriyuki Maekawa 2023-08-01
11601082 Rotary machine driving system and vehicle Akeshi Takahashi, Shinji Sugimoto 2023-03-07