SK

Shigeya Kawamata

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
📍 Kagoshima, JP: #237 of 469 inventorsTop 55%
Overall (All Time): #3,939,576 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4872649 Liquid type mass damper with elongated discharge tube — 1989-10-10