YO

Yoshitaka Osawa

Sumitomo Electric Industries: 1 patents #159 of 557Top 30%
Overall (1982): #21,847 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4346139 Highly weather-proof high strength tri-axial woven membrane materials Akira Nishimura, Shinichi Toyooka 1982-08-24