EO

Etsuji Okumura

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Yotsukaido, JP: #50 of 81 inventorsTop 65%
Overall (All Time): #3,793,475 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5296533 Thermoplastic resin composition having improved resistance to discoloration from sunlight Kenji Nagaoka, Hiroshi Hagimori, Yasurou Suzuki, Takashi Sanada 1994-03-22