KK

Koji Katsukawa

JM Jx Nippon Mining & Metals: 4 patents #67 of 262Top 30%
Overall (All Time): #1,193,099 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9593394 Process of leaching gold Masaki Sano, Yoshifumi Abe, Kazuhiro Hatano 2017-03-14
9290827 Method of leaching copper and gold from sulfide ores Kazuhiro Hatano, Yoshifumi Abe, Eiki Ono 2016-03-22
9045811 Process of leaching gold Masaki Sano, Yoshifumi Abe, Kazuhiro Hatano 2015-06-02
8911533 Method of recovering gold from dilute gold solution Kazuhiro Hatano, Yoshifumi Abe, Eiki Ono 2014-12-16