ES

Eizo Shibato

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,076,729 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4352975 Pipe welding apparatus Tugio Oyamada, Kenichi Suzuki, Toshikazu Kishi 1982-10-05