KK

Kazuhiko Kawashima

PC Public Works Research Institute, Ministry Of Construction: 1 patents #19 of 27Top 75%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,807,113 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5349712 Variable damper for bridges and bridge Shigeki Unjoh, Hideyuki Shimizu 1994-09-27