TY

Tadamasa Yokoyama

KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
Overall (All Time): #2,344,404 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4689198 Austenitic stainless steel with high corrosion resistance and high strength when heat treated Kazuo Fujiwara, Yasushi Torii, Koujiro Kitahata, Tsuyoshi Inoue 1987-08-25
4362040 Method and apparatus for the controlled cooling of hot rolled steel rods Yoshihiro Yamaguchi, Kouro Takatsuka, Shohei Murakami, Rikuo Ogawa, Yoshiro Yamada +1 more 1982-12-07