ニュース [2002-12-23] Acacia: In 1991, the U.S. Patent and Trademark Office issued a pioneering patent covering the transmission and receipt of digital audio and/or video content. This technology, known as Digital Media Transmission ("DMT") Technology, is in wide use today and is protected by 5 U.S. Patents and 16 International Patents owned by Acacia. ストリーミングサイト等を脅して金を集めるつもり? [2002-09-06] オークション特許で e