HY

Hironobu Yamazaki

TC Tekken Construction Co.: 1 patents #6 of 6Top 100%
📍 Kashiwa, JP: #407 of 653 inventorsTop 65%
Overall (All Time): #4,052,062 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4384807 Excavation controlling method in hydraulic shield tunnelling — 1983-05-24