SM

Seiichi Maki

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,362,856 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4391218 Method and apparatus for forming corrosion-resistant layer and surface electrically conductive layer on cable and apparatus for practicing same Takahiro Horikawa, Yutaka Hibino 1983-07-05
4315883 Method for forming corrosion-resistant layer and surface electrically conductive layer on cable Takahiro Horikawa, Yutaka Hibino 1982-02-16