RO

Ren Oyake

📍 Akita, JP: #165 of 283 inventorsTop 60%
Overall (All Time): #3,184,701 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8585837 High-manganese spheroidal graphite cast iron Eiji Otsuki, Toshiharu Kon 2013-11-19