HA

Hidaka Asonuma

OC Osaka Gas Co.: 1 patents #2 of 18Top 15%
Overall (2020): #451,254 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10870811 Method for operating fuel gas manufacturing device Tsubasa Shimizu, Takaya Kanda 2020-12-22