`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`§ §
`
`In re patent of: Chistyakov
`
`U.S. Patent No. 6,805,779
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`Issued: Oct. 19, 2004
`
`Title: Plasma Generation Using Multi-
`Step Ionization
`
`§
`§
`§ Attorney Docket No.: 34789.98
`§
`§ Customer No.:
`§
`§ Real Party in Interest:
`Taiwan
`Semiconductor Manufacturing Company,
`Ltd. and TSMC North America Corp.
`
`Petition for Inter Partes Review
`
`27683
`
`PETITIONER POWER OF ATTORNEY PURSUANT TO 37 CFR 42.l0(b)
`FOR PETITION FOR INTER PARTES REVIEW
`
`Petitioners Taiwan Semiconductor Manufacturing Company, Ltd. and TSMC North
`
`America Corp. hereby appoint the Practitioner(s) associated with Customer Number 27683, as
`
`its attorney(s) to prosecute and to transact all business in the Patent Trial & Appeal Board of the
`
`United States Patent and Trademark Office connected with Inter Partes Review of the above-
`
`identified patent.
`
`Please direct all communication regarding this Petition to Customer Number 27683:
`
`David M. O’Dell
`HAYNES AND BOONE, LLP
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`
`David L. McCombs
`HAYNES AND BOONE, LLP
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`
`Phone: (972) 739-8635
`Fax: (214) 200-0853
`david.odell.ipr@haynesb0one.com
`
`(214)651-5533
`Fax: (214)200-0853
`david.mccombs@haynesboone.com
`
`USPTO Customer No. 27683
`
`USPTO Customer No. 27683
`
`USPTO Reg. No. 42,044
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`USPTO Reg. No. 32,271
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`The undersigned is authorized to sign this Power of Attorney on behalf of the Petitioners.
`
`Taiwan Semiconductor Manufacturing
`Company, Ltd
`
`TSMC North America Corp.
`
`By: By:
`Printed Name: Si
`PrintedName:
`
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`
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`
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`
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