DH

Daisuke Hirakami

NM Nippon Steel & Sumitomo Metal: 3 patents #41 of 466Top 9%
Overall (2018): #78,988 of 503,207Top 20%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10156001 Filament for high strength steel cord Makoto Okonogi 2018-12-18
10081846 Steel wire Makoto Okonogi 2018-09-25
10072317 Filament Makoto Okonogi 2018-09-11