TA

Tsutomu Amao

AS As: 1 patents #4 of 14Top 30%
Overall (All Time): #3,817,811 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5188278 Friction welding method for joining a rim and a disc of a disc wheel and the apparatus therefor 1993-02-23