 JACKSONVILLE, FA ACCESSWIRE August 13, 2021 ParkerVision, Inc. OTCQB:PRKR ParkerVision, a developer and marketer of technologies and products for wireless applications, today announced results for the three and six months ended June 30, 2021. Second Quarter 2021 Summary and Recent Developments The district court in the Western District of Texas issued a favorable Markman ruling in ParkerVisions second infringement case against Intel. 