ET

Eiji Tojima

PC Pan Pacific Copper Co.: 3 patents #4 of 29Top 15%
📍 Ooita, JP: #152 of 516 inventorsTop 30%
Overall (All Time): #1,494,759 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10488112 Raw material supply apparatus, raw material supply method and flash smelting furnace Tatsuya Motomura, Tomoya Kawasaki, Yutaka Yasuda 2019-11-26
10443940 Raw material supply method Tatsuya Motomura, Tomoya Kawasaki, Yutaka Yasuda 2019-10-15
9689610 Raw material supply apparatus, raw material supply method and flash smelting furnace Tatsuya Motomura, Tomoya Kawasaki, Yutaka Yasuda 2017-06-27