KI

Katsuya Iwashina

MC Mitsui Mining & Smelting Co.: 1 patents #14 of 63Top 25%
Overall (2020): #397,870 of 565,922Top 75%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10722870 Exhaust gas purification catalyst Sumio Kato, Masataka Ogasawara, Toshiharu Moriya, Hironori IWAKURA 2020-07-28