Patent Assignment
Reel/Frame 017552/0001
Assignment of Assignor's Interest
Recorded: 2006-05-01
Pages: 2
Assignors
YAMAMOTO, HIROSHI
Executed: 2005-08-02
MATSUURA, MASAHIDE
Executed: 2005-08-02
KUBOTA, MINEYUKI
Executed: 2005-08-02
KAWAMURA, MASAHIRO
Executed: 2005-08-02
Assignee
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Nitrogen-Containing Heterocycle Derivative and Organic Electroluminescent Element Using the Same