SY

Seiichirou YOKOYA

SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Overall (All Time): #1,950,505 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10141514 Composition and light emitting device using the same Toshiaki SASADA, Makoto Anryu, Kohei Asada 2018-11-27
9929359 Composition and light emitting device using the same Toshiaki SASADA, Makoto Anryu 2018-03-27