Patent Assignment
Reel/Frame 019156/0977
Assignment of Assignor's Interest
Recorded: 2007-04-13
Pages: 5
Assignors
CULLICK, ALVIN STANLEY, MR.
Executed: 2007-04-09
JOHNSON, WILLIAM DOUGLAS, MR.
Executed: 2007-04-09
Assignee
LANDMARK GRAPHICS CORPORATION
P.O. BOX 42806, HOUSTON, TEXAS, 77242
Covered Property
(1)
Methods, Systems, and Computer Readable Media for Fast Updating of Oil and Gas Field Production Models with Physical and Proxy Simulators