RS

Rumi Sannomiya

NC NS Sumikin Chemical: 2 patents #40 of 144Top 30%
Overall (All Time): #1,955,795 of 4,157,543Top 50%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9985219 Organic electroluminescent element Takahiro Kai, Masaki Komori, Toshihiro Yamamoto 2018-05-29
9716238 Boron compound for organic electroluminescent elements, and organic electroluminescent element Masaki Komori, Masashi Tada, Takahiro Kai, Toshihiro Yamamoto 2017-07-25