SK

Syunsaku Koga

CC Central Japan Railway Comany: 2 patents #1 of 19Top 6%
RI Railway Technical Research Institute: 2 patents #1 of 22Top 5%
Overall (2003): #41,368 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6518718 Speed electromotive force phase control system adapted to low speed Junichi Kitano 2003-02-11
6515440 Departure control system using simulated phase Junichi Kitano 2003-02-04