YF

Yoshimasa Fujii

HI Hitachi: 2 patents #180 of 1,362Top 15%
📍 St Pierre, MU: #1 of 1 inventorsTop 100%
Overall (2019): #103,988 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10471498 Production method of castings and gas-permeable casting mold Lin Wang, Toru Iwanaga 2019-11-12
10232431 Production method of castings and gas-permeable casting mold Lin Wang, Toru Iwanaga 2019-03-19