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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`CHIMEI INNOLUX CORPORATION
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`Petitioner
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`V.
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`PATENT OF SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
`Patent Owner
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`CASE IPR2013—OOO66
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`PATENT 7,876,413
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`POWER OF ATTORNEY
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`— 2 ~
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`|PR2013-00066
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`POWER OF ATTORNEY
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`Patent Owner, Semiconductor Energy Laboratory Co., Ltd., hereby appoints
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`the following as its attorneys to transact all business before the United States Patent
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`and Trademark Office associated with the above-captioned inter partes review. This
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`Power of Attorney does not act as a revocation of power of attorney for authorization
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`previously given.
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`Back-up Counsel
`Douglas R. Peterson
`Reg. No. 53,458
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`Steptoe & Johnson LLP
`2121 Avenue of the Stars
`Suite 2800
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`Los Angeles, CA 90067
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`dpeterson@steptoe.com
`310-734-3269 (voice)
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`‘Back-up Counsel
`Stanley A. Schiitter
`Reg. No. 28,799
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`
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`Steptoe & Johnson LLP
`115 South LaSaIie Street
`Suite 3100
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`Chicago, IL 60603
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`sschiitt@steptoe.com
`V‘ 312-577:-_1,250g (voice)
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`I have authority to execute this document on behalf of Semiconductor Energy
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`Laboratory Co., Ltd.
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`fi¢/M /Zr/3
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`Shunpei Yamazaki
`President, Semiconductor Energy Laboratory Co., Ltd.
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`
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`CERTIFICATE OF SERVICE
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`I certify that the foregoing Power of Attorney was served on the Petitioner by
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`Federal Express Standard Overnight at the following addresses on April 2013.
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`Scott A, McKeown
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`Oblon, Spivak, McCle|land, Maier & Neustadt, L.L.P.
`1940 Duke Street
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`Alexandria, VA 22314
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`Gregory S. Cordrey
`Jefter Mangels Butler & Mitchell LLP
`3 Park Plaza, Suite 1100
`Irvine, CA 92614-2592