TT

Toru Tsuboi

HC Hitachi Powdered Metals Co.: 1 patents #3 of 22Top 15%
📍 Kamagaya, JP: #1 of 3 inventorsTop 35%
Overall (2003): #99,488 of 273,478Top 40%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6660056 Valve seat for internal combustion engines Koichiro Hayashi, Hideaki Kawata 2003-12-09