YO

Yasuyuki Oosawa

NE NS Sumikin Engineering: 1 patents #7 of 49Top 15%
Overall (2017): #191,455 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9816151 Method for operating blast furnace and method for producing molten pig iron Hiroshi Ichikawa, Takafumi Hayashi, Shin Tomisaki 2017-11-14