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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`CISCO SYSTEMS, INC., MICROSOFT CORPORATION, AMAZON.COM,
`INC., AMAZON WEB SERVICES, INC., AND AMAZON.COM SERVICES
`LLC,
`Petitioners,
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`v.
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`LS CLOUD STORAGE TECHNOLOGIES, LLC,
`Patent Owner
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`____________________
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`PETITIONER CISCO’S POWER OF ATTORNEY
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`Petitioner Cisco Systems, Inc. (“Cisco” or “Petitioner”) hereby appoints the
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`following practitioners as Petitioner’s attorneys to transact all business in the United
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`States Patent and Trademark Office in connection with the above-captioned inter
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`partes review.
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`PETITIONER’S LEAD AND BACK-UP COUNSEL
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`Lead Counsel
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`Back-Up Counsel
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`Brian E. Ferguson
`Reg. No. 36,801
`WINSTON & STRAWN LLP
`1901 L Street, N.W.
`Washington, D.C. 20036
`Telephone: 202-282-5276
`Email: beferguson@winston.com
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`Krishnan Padmanabhan
`(to seek pro hac vice admission)
`WINSTON & STRAWN LLP
`200 Park Avenue
`New York City, NY 10166
`Telephone: (212) 294-6700
`Fax: (212) 294-4700
`Email: kpadmanabhan@winston.com
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`Juan C. Yaquian
`Reg. No. 70,755
`WINSTON & STRAWN LLP
`800 Capital Street, Suite 2400
`Houston, TX 77002
`Telephone: (713) 651-2600
`Fax: (713) 651-2700
`Email: jyaquian@winston.com
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`Date: February 28, 2023
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`For Cisco Systems, Inc.:
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`___________________________
`Buddy Toliver
`Associate General Counsel Director
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