Assignment of Assignor's Interest

Recorded: 2008-05-21 Pages: 3

Assignor

LEE, YONG SEOP

Executed: 2008-05-13

Assignee

DONGBU HITEK CO., LTD.

891-10 DAECHI-DONG, GANGNAM-GU, SEOUL, 135-280, KOREA, REPUBLIC OF

Covered Property (1)

Voltage Switch Circuit of Semiconductor Device

Patent: 7,667,521 →

Application: 12/122,373 →

Publication: US 2008/0284492

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.