Patent Assignment
Reel/Frame 012077/0120
Assignment of Assignor's Interest
Recorded: 2001-08-13
Pages: 3
Assignor
HWANG, YONG Y.
Executed: 2001-07-05
Assignee
STEIN.DSI
1622 FIRST STREET, SANDUSKY, OHIO, 44871
Covered Property
(1)
Oil Treatment System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.