`
`In re Patent of:
`U.S. Patent No.:
`Issue Date:
`Appl. Serial No.:
`Filing Date:
`Title:
`
`John Christopher Harvey, et al.
`7,752,650
`July 6, 2010
`08/460,711
`June 2, 1995
`SIGNAL PROCESSING APPARATUS AND METHODS
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`P.O. Box 1450
`
`Alexandria, VA 22313-1450
`
`PETITIONERS POWER OF ATTORNEY IN POST GRANT PROCEEDINGS BEFORE
`THE PATENT TRIAL AND APPEAL BOARD
`
`Petitioners, Samsung Electronics Co., Ltd., and Samsung Electronics America, Inc,
`hereby appoint the following practitioners as their attorneys to transact all business in the United
`States Patent & Trademark Office associated with any inter partes review, covered business
`method review, post grant review, or other review proceedings before the Patent Trial and
`
`Appeal Board of the above-captioned patent:
`
`W. Karl Renner, Reg. No. 41,265
`
`Thomas Rozylowicz, Reg. No. 50,620
`
`Andrew Patrick, Reg. No. 63,471
`
`and all practitioners associated with PTO Customer Number 26171.
`I have the authority to execute this document on behalf of Samsung Electronics Co., Ltd.
`
`and Samsung Electronics America, Inc.
`
`Samsung Electronics Co., Ltd. and Samsung Electronics America, Inc.
`
`
`
`Title:
`
`Director and Senior Counsel
`
`Date: November 17, 2016