TI

Tetsuzo Ishikawa

SI Sumitomo Heavy Industries: 1 patents #13 of 42Top 35%
📍 Amuru, UG: #18 of 62 inventorsTop 30%
Overall (2002): #106,007 of 266,432Top 40%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6378206 Method of fabricating pin retaining ring for internal gear, internal meshing planetary gear structure, and hydraulic motor pump Kiyoji Minegishi 2002-04-30