강남도파민 Compared with Inoue, del Rosario patented the "Sing-Together Technique" (issued in 1983 and 1986) and is acknowledged as the only holder of the patent for just a karaoke program on the planet after he received a patent infringement situation towards a Chinese firm within the 1990s. A karaoke jockey https://nicolaush443wmd1.wikinarration.com/user