HH

Hidenao Hirasawa

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
📍 Muroran, JP: #56 of 113 inventorsTop 50%
Overall (All Time): #4,061,118 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4416442 Method and apparatus for removing slag Soichi Hiroshima, Yoshinori Nakasai, Keiichi Takayama 1983-11-22