PHONOMETRICS, INC., Plaintiff-Appellant, v. MARRIOTT INTERNATIONAL, INC., Host Marriott Corporation, Meditrust Corp. (formerly known as La Quinta Inns, Inc.), Wyndham Hotel Co., Ltd., Clubhouse Inns of America, Economy Inns of America, and Amfac Resorts, Defendants, and Hyatt, Corp., and Holiday Inns, Incorporated and Inter-Continental Hotels Corporation, and Best Western International, Inc., Trimark Hotel Corporation, and Trimark Hotel, and RHI Hotels, Inc., and Cendant Corporation (formerly known as Hospitality Franchise Systems), and Benchmark Hospitality, Inc., and Grosvenor Hotels Group and Fairmont Hotel Management Company, and Park Lane Hotels International, and Interstate Hotels, LLC, and Four Seasons Hotels, Limited, and Outrigger Lodging Services, and Forte Hotels, Inc., Defendant-Appellee