MK

Masatoshi Kushima

OB Obayashi: 1 patents #58 of 118Top 50%
📍 Kashiwa, JP: #407 of 653 inventorsTop 65%
Overall (All Time): #3,712,930 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5615978 Management system for water-barrier sheet Katsumi Kotani, Eiji Takahashi 1997-04-01