RK

Ryoichi Koumaru

HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
Overall (All Time): #2,919,930 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10138787 Treatment device equipped with catalyst-supporting honeycomb structure, and method for producing same Seigo Yamamoto, Susumu Hikazudani, Naoe Hino, Fumiya Tubo, Tetsuo Kodama +1 more 2018-11-27