ST

Seiji Tomita

IC Idemitsu Kosan Co.: 1 patents #60 of 148Top 45%
Overall (2011): #169,601 of 364,097Top 50%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7990046 Material for organic electroluminescent devices and organic electroluminescent devices made by using the same Toshihiro Iwakuma, Chishio Hosokawa, Hidetsugu Ikeda, Takashi Arakane 2011-08-02