PETITIONER POWER OF ATTORNEY
`
`I I hereby appoint Practitioner(s) associated with the following Customer Number as my/our
`
`attorney(s) or agent(s), and to transact all business in the Patent Trial & Appeal Board of the
`United States Patent and Trademark Office connected therewith for the petition for Inter Partes
`Review of U.S. Patent No. 8 385 966:
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`22850
`
`I am the Vice President — Intellectual Pro ert Dis ute Resolution of:
`
`[Z Real Party in Interest, SONY MOBILE COMMUNICATIONS USA INC., to this Petition for Inter
`Partes Review.
`
`SIGNATURE of Petitioners
`
`'
`
`Tele hone 404-769-8045
`
`Title and Com an
`
`Vice President — Intellectual Property Dispute Resolution, Sony Mobile
`Communications (USA , Inc.
`
`NOTE: Signature — This form must be signed in accordance with 37 CFR 1.33. See 37 CFR 1.4 for
`signature requirements and certifications. Submit multiple forms for more than one signature, see
`below*.
`
`I *Total of
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`1
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`forms are submitted.
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