KE

Kazuhisa Echizen

ER East Japan Railway: 2 patents #1 of 8Top 15%
Overall (2019): #153,470 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10266189 Interlocking device Hiroshi Abe, Katsuichiro Awano 2019-04-23
10259476 Interlocking device Hiroshi Abe, Katsuichiro Awano 2019-04-16