TI

Takeshi Iba

KC Kyushu Refractories Co.: 1 patents #11 of 38Top 30%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #3,872,190 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5000427 Injection material for use in blast furnace Junji Kariya, Yoshichika Yanagibashi, Masaaki Koba, Akira Watanabe, Takeo Okamura +2 more 1991-03-19