NK

Norio Kumagai

HI Hitachi: 1 patents #303 of 1,215Top 25%
Overall (2018): #287,800 of 503,207Top 60%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9862025 Method for repairing die-casting sleeve and repaired die-casting sleeve Kenichiro Shimizu, Hidefumi Hisanabe 2018-01-09