YO

Yoshitsugu Okanaka

NM Nippon Steel & Sumitomo Metal: 1 patents #155 of 478Top 35%
Overall (2017): #185,726 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9664447 Fibrous heat-insulating block and method for lining heated furnace-surface using same Kohji Kohno, Motokuni Itakusu, Masaharu Sato, Takuo Uehara, Tomonobu Shiraishi +2 more 2017-05-30