`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`I_Petition for Inter Partes Review
`l Customer No. 118925
`
`
`US. Patent No. 8,749,251 B2
`
`
`Issued: June 10, 2014
`Real Party In Interest: Microsoft
`Corporation
`
` In re patent of Philipp, et al.
`
`
`Title: PROXIMITY SENSOR
`
`
`
`PETITIONER’S POWER OF ATTORNEY PURSUANT TO
`
`37 C.F.R. § 42.10(b) FOR PETITION FOR INTER PARTES REVIEW
`
`Pursuant
`
`to 37 CFR 42.lO(b) Petitioner, Microsoft Corporation, hereby
`
`appoints the Practitioner(s) associated with Customer Number 118925, as its
`
`attorney(s) to prosecute and to transact all business before the Patent Trial & Appeal
`
`Board of the United States Patent and Trademark Office in connection with the
`
`above-identified petition for Inter Panes Review.
`
`Please recognize the correspondence address (including any electronic mail
`
`address) associated with Customer Number 118925 for the above—identified Inter
`
`Partes Review proceeding number to be the address associated with the appointed
`
`lead and backup counsels.
`
`The undersigned is authorized to Sign this Power of Attorney on behalf of the
`
`Petitioner.
`
`By:
`
`t Corporation
`/
`
`
`Petitioner, Micr
`
`
`Name: 592/4 “Wm/v
`fl/‘Wfik
`
`Title: affwgé 2W éM/dfl/ fif/ Soakflfl/M’J
`Date:
`4%?//4 d Z/a&u
`
`
`
`