EK

Eiji Kouyama

SI Sumitomo Heavy Industries: 1 patents #26 of 77Top 35%
Overall (2023): #456,762 of 537,848Top 85%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11752536 Expansion forming apparatus Kei Yamauchi, Kiyomasa Koukami 2023-09-12