SU

Syozo Umetsu

SA Showa Aluminum: 1 patents #18 of 39Top 50%
Overall (1989): #53,967 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4800133 Aluminum alloy foil for cathode of electrolytic capacitors Kozo Arai, Takao Suzuki 1989-01-24