SS

Seiji Sagawa

SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Overall (All Time): #2,281,614 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5556980 Piperidine compound, a process for producing the same and a stabilizer using the same Toshio Kano, Motohiko Samizo, Fumitoshi Kojima, Tetsuo Yamaguchi 1996-09-17
5182390 Isocyanuric acid derivative useful as a light stabilizer Toshio Kano, Shinichi Yachigo, Kanako Ida 1993-01-26