Patents/Inventors

Akifumi Matsuoka

OsakaJP3 patents

3 Patents

US125842042026
Steel Wire
Sumitomo Electric Industries, Ltd.
0 cites
US122093622025
Steel Wire and Tire
SUMITOMO ELECTRIC INDUSTRIES, Ltd.
0 cites
US117802662023
Tire with Specified Belt Layers of 1X4 Steel Cords
SUMITOMO RUBBER INDUSTRIES, Ltd.
0 cites