Case 7:24-cv-00231-ADA                Document 61        Filed 05/27/26        Page 1 of 1
AO 458 (Rev. 06/09) Appearance of Counsel


                                     UNITED STATES DISTRICT COURT
                                                                for the
                                                          Western
                                                         ____     District
                                                             District of of  Texas
                                                                         _____  _____


            REDSTONE LOGICS LLC,                                   )
                             Plaintiff                             )
                                v.                                 )      Case No.   7:24-cv-00231-ADA
               QUALCOMM INC. ET AL.                                )
                            Defendant                              )

                                                      APPEARANCE OF COUNSEL

To:       The clerk of court and all parties of record

          I am admitted or otherwise authorized to practice in this court, and I appear in this case as counsel for:

          REDSTONE LOGICS LLC                                                                                                 .


Date:          05/27/2026                                                                 /s/ Brian D. Ledahl
                                                                                            Attorney’s signature


                                                                                 Brian D. Ledahl (CA SBN 186579)
                                                                                        Printed name and bar number
                                                                                         Russ August & Kabat
                                                                                     12424 Wilshire Blvd., 12th Floor
                                                                                        Los Angeles, CA 90025

                                                                                                  Address

                                                                                          bledahl@raklaw.com
                                                                                              E-mail address

                                                                                             (310) 826-7474
                                                                                             Telephone number

                                                                                             (310) 826-6991
                                                                                               FAX number


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