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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`CISCO SYSTEMS, INC., MICROSOFT CORPORATION, AMAZON.COM,
`INC., AMAZON.COM SERVICES LLC F/K/A AMAZON.COM SERVICES,
`INC., AND AMAZON WEB SERVICES, INC.,
`Petitioners,
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`v.
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`LS CLOUD STORAGE TECHNOLOGIES, LLC,
`Patent Owner
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`U.S. Patent No. 10,154,092
`Issued: December 11, 2018
`Application No.: 14/997,327
`Filed: January 15, 2016
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`Title: DATA SHARING USING DISTRIBUTED CACHE IN A NETWORK OF
`HETEROGENEOUS COMPUTERS
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`____________________
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`PETITIONER MICROSOFT’S POWER OF ATTORNEY
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`Petitioner Microsoft Corporation (“Microsoft” or “Petitioner”) hereby
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`appoints the following practitioners as Petitioner’s attorneys to transact all business
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`in the United States Patent and Trademark Office in connection with the above-
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`captioned inter partes review.
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`PETITIONER’S LEAD AND 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
`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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`Michael Rueckheim
`(to seek pro hac vice admission)
`WINSTON & STRAWN LLP
`255 Shoreline Drive, Suite 520
`Redwood City, CA 94065
`Telephone: (650) 858-6500
`Fax: (650) 858-6550
`Email: mrueckheim@winston.com
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`Lead Counsel
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`Back-Up Counsel
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`The undersigned is authorized to sign this Power of Attorney on behalf of
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`Petitioner, Microsoft Corporation.
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`___________________________
`Jonathan Palmer
`Assistant Secretary and Deputy General Counsel
`Microsoft Corporation
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`Date: ___________
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`3/1/23
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