Patent Assignment
Reel/Frame 020618/0113
Assignment of Assignor's Interest
Recorded: 2008-02-25
Pages: 3
Assignors
OHSAWA, NOBUHARU
Executed: 2008-02-18
KAWAKAMI, SACHIKO
Executed: 2008-02-18
OSAKA, HARUE
Executed: 2008-02-18
Assignee
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
398, HASE, ATSUGI-SHI, KANAGAWA-KEN, 243-0036, JAPAN
Covered Property
(1)
Light-Emitting Element Using Spirofluorene Derivative and Electronic Appliance