Patents by Inventor Roland Ed Onglao

Roland Ed Onglao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6643379
    Abstract: The present invention relates to a unique stereophonic speaker system of unique construction and true left and right speakers assemblies, booth physically and electrically. The speaker assemblies, located to the left and right front sides of a room effectively recreate the sound characteristics of a sound stage. Each speaker assembly includes a plurality of axially aligned speakers supported one above the other in a housing made of flexible material and which can vibrate and resonate. Each speaker assembly includes cutouts in the side wall of the housing, the speakers being positioned such that the side wall with the cutouts are in facing relation. The left channel information must be played in the left speaker assembly and the right channel information must be played in the right speaker assembly.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: November 4, 2003
    Inventor: Roland Ed Onglao