TH

Takuya Fukuyama, heir

SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Overall (All Time): #2,309,404 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5158611 Paper coating composition Shigeru Ura, Haruo Tanaka, Hisao Takagishi, Yoshiya Fukuyama, Hiroko Fukuyama, heir +1 more 1992-10-27
5114758 Process for producing resin for paper coating Shigeru Ura, Haruo Tanaka, Hisao Takagishi, Hiroko Fukuyama, heir, Yuko Fukuyama 1992-05-19