ST

Sanae Tagami

IC Idemitsu Kosan Co.: 5 patents #272 of 1,237Top 25%
Overall (All Time): #1,036,933 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6866947 Organic electroluminescence device emitting white light Kenichi Fukuoka, Chishio Hosokawa 2005-03-15
6818327 Organic electroluminescence device Hidetsugu Ikeda, Chishio Hosokawa, Takashi Arakane 2004-11-16
6815090 Organic electroluminescence device Hidetsugu Ikeda, Chishio Hosokawa, Takashi Arakane 2004-11-09
6803120 Organic electroluminescence device emitting white light Kenichi Fukuoka, Chishio Hosokawa 2004-10-12
6489046 Organic electroluminescence device Hidetsugu Ikeda, Hidetoshi Koga, Yoshinori Yanagisawa 2002-12-03