KM

Katsuyuki Maida

📍 Mombetsu, JP: #4 of 7 inventorsTop 60%
Overall (All Time): #3,506,907 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6540925 Oil recovery method and oil recovery apparatus Shinjiro Takahashi, Hiroshi Saeki 2003-04-01