KH

Kokichi Hanaoka

Overall (2017): #343,350 of 506,227Top 70%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9752208 Extraction solvent for extracting metallic elements, method for producing same, and method for recovering metallic elements Timothy W. Yarlott, Hiroshi Tanaka, Dick Wullaert, Edward E. Alexander 2017-09-05