SK

Satomi Kawahara

KC Kyushu Refractories Co.: 1 patents #11 of 38Top 30%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
📍 Okayama, JP: #824 of 1,590 inventorsTop 55%
Overall (All Time): #3,872,191 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 Takeshi Iba, Junji Kariya, Yoshichika Yanagibashi, Masaaki Koba, Akira Watanabe +2 more 1991-03-19