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`Mail Stop PATENT BOARD
`Patent Trial and Appeal Board
`US Patent and Trademark Office
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`PO Box 1450
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`Alexandria, Virginia 22313-1450
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`PETITIONERS’ POWER OF ATTORNEY
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`Petitioner Nokia of America Corporation hereby appoints the following
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`practitioners as their attorneys to transact all business in the United States Patent and
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`Trademark Office associated with any inter partes reviews of US. Patent Nos.
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`6,651,099, 6,665,725, 6,771,646, 6,839,751, and 6,954,789:
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`S. Benjamin Pleune (Reg. No. 52,421)
`M. Scott Stevens (Reg. No. 54,762)
`Thomas W. Davison (Reg. No. 57,160)
`Stephen R. Lareau (Reg. No. 62,273)
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`and all practitioners associated with Customer Number 00826.
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`I have the authority to execute this document on behalf of Nokia of America
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`Corporation.
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`Date:
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`7/! 101
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`By: ffllfljam v6 £144,
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`Name: Margaret G. Gelsi
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`Title: Secretfl, Nokia of America
`Corporation
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