RK

Ryoichi Koumaru

HZ Hitachi Zosen: 1 patents #8 of 50Top 20%
Overall (2018): #253,923 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

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