I dont think counsel jin suk-park departure from the case was related to korean company conflict of interest, in oct, 2007 he was defending SAMSUNG and LG ELECTRONICS .It could be other reason ?

Case 2:07-cv-00229-TJW Document 137 Filed 10/31/2007 Page 3 of 7

TO THE HONORABLE JUDGE OF SAID COURT:

COMES NOW Todd E. Landis, attorney with the law firm Akin Gump Strauss Hauer &

Feld LLP, 1700 Pacific Avenue, Suite 4100, Dallas, Texas 75201, and enters an appearance as

counsel of record for Defendants Kyocera Wireless Corp.; LG Electronics MobileComm U.S.A.,

Inc.; LG Electronics U.S.A., Inc.; Motorola, Inc.; Nokia Inc.; Samsung Electronics America,

Inc.; Samsung Telecommunications America, LLC; Boost Mobile; Helio, Inc.; HELIO LLC;

MetroPCS, Inc.; MetroPCS Texas, LLC; MetroPCS Wireless, Inc.; Southern Communications

Services, Inc. d/b/a SouthernLINC Wireless; Sprint Nextel Corporation; Sprint Wireless

Broadband Company, LLC; T-Mobile USA, Inc.; TracFone Wireless, Inc.; and Virgin Mobile

Dated: October 31, 2007 Respectfully submitted,

s/ Todd E. Landis

Steven M. Zager, Lead Attorney

State Bar No. 22241500

szager@akingump.com

Fred I. Williams

State Bar No. 00794855

fwilliams@akingump.com

Akin Gump Strauss Hauer & Feld LLP

1111 Louisiana Street, 44th Floor

Houston, TX 77002

Telephone: 713.220.5800

Facsimile: 713.236.0822

Jeffrey K. Sherwood

State Bar No. 24009354

jsherwood@akingump.com

Jin-Suk Park (pro hac vice application to be filed)

jspark@akingump.com

Akin Gump Strauss Hauer & Feld LLP

Robert S. Strauss Building

1333 New Hampshire Avenue, N.W.

Washington, DC 20036-1564

Telephone: 202.887.4000

Facsimile: 202.887.4200