Patents Assigned to Kenneth R. Lavacot
  • Speaker diaphragm
    Patent number: 5920040
    Abstract: A diaphragm for a speaker which is adapted, to vibrate, the improvement wherein the preformed diaphragm is treated with a solution containing a polymer which readily dries at about room temperature to leave the polymer adhered to the diaphragm.
    Type: Grant
    Filed: April 25, 1997
    Date of Patent: July 6, 1999
    Assignee: Kenneth R. Lavacot
    Inventor: Robert C. Lavacot