Patents by Inventor Manjoo Kim

Manjoo Kim 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).

  • Method of manufacturing fishing weight for preventing water pollution
    Patent number: 6221309
    Abstract: A method for manufacturing a fishing weight prevents environmental pollution. The method includes the steps of molding the fishing weight of a ceramic material and heating the molding material up to a predetermined temperature to convert the heated material into a pure earth material.
    Type: Grant
    Filed: January 10, 2000
    Date of Patent: April 24, 2001
    Inventor: Manjoo Kim