HH

Haruo Hayashida

SC Sumitomo Chemical: 1 patents #114 of 315Top 40%
Overall (1989): #108,594 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820761 Aromatic polysulfone resin composition Teruo Saito, Kazuo Hieda 1989-04-11