Patent Assignment
Reel/Frame 020461/0968
Assignment of Assignor's Interest
Recorded: 2008-02-05
Pages: 3
Assignors
HOSOKAWA, CHISHIO
Executed: 2008-01-10
YAMAMOTO, HIROSHI
Executed: 2008-01-10
ARAKANE, TAKASHI
Executed: 2008-01-10
Assignee
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Nitrogenous Heterocyclic Derivative and Organic Electroluminescence Device Making Use of the Same