KA

Kouichirou Asao

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #3,713,062 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5616627 Polypropylene resin composition, polypropylene resin foamed material and process for producing the same Tadashi Sakurai, Akinobu Sakamoto 1997-04-01