Roberto Del Rosario

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Roberto Del Rosario is a Filipino inventor and the president of the Trebel Music Corporation. In 1975, he invented the Karaoke Sing Along System. A prolific Filipino inventor who has patented more than twenty inventions, he is also a successful businessman and a talented musician. He took up management from Far Eastern University. His inventions were product of his passion for what he does this only proves that we don’t have to be a scientist or an engineer to be an inventor or an innovator.

Contents

Other Inventions

  • Trebel Voice Color Code (VCC)
  • piano tuner's guide
  • piano keyboard stressing device
  • voice color tape

Noted Patents

  • June 2, 1983-Patent No. UM-5269 for audio equipment and improved audio equipment commonly known as the sing-along system or karaoke
  • November 14, 1986-Patent No. UM-6237 for audio equipment and improved audio equipment commonly known as the sing-along system or karaoke

Reference

  1. About R. del Rosario as of 07/05/07
  2. FILIPINO KARAOKE INVENTOR as of 07/05/07

Original Source

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