SM

Shoichi Matsuzawa

SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
Overall (All Time): #3,817,890 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5188572 Internally meshing planetary gear structure Katsuyoshi Yamaguchi, Masatoshi Kondoh, Shigeo Hayashi, Masayoshi Sonokawa, Atsushi Takahashi 1993-02-23