KI

Katsuya Iwashina

MC Mitsui Mining & Smelting Co.: 2 patents #281 of 838Top 35%
Overall (All Time): #1,887,012 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11110439 Delafossite-type oxide for exhaust gas purification catalyst, and exhaust gas purification catalyst using same Sumio Kato, Masataka Ogasawara, Toshiharu Moriya, Hironori IWAKURA 2021-09-07
10722870 Exhaust gas purification catalyst Sumio Kato, Masataka Ogasawara, Toshiharu Moriya, Hironori IWAKURA 2020-07-28