KA

Kousuke Akagi

OC Osaka Gas Co.: 2 patents #129 of 689Top 20%
Overall (All Time): #2,317,089 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5049459 Fuel cell 1991-09-17
5023152 Fuel cell assembly 1991-06-11