Patents by Inventor Roger I. Vargas

Roger I. Vargas 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 and apparatus for the mass rearing of fruit flies
    Patent number: 4594964
    Abstract: An improved method and apparatus is disclosed for the mass rearing of fruit flies. The apparatus includes a cage for housing fruit flies; a tube extending inside the cage which has a solid bottom section for holding water to maintain a humidity inside the tube of at least 80% and a perforated section with a plurality of openings of a size and spacing which stimulate fly oviposition and maximize egg production; and means closing the ends of the tube. After oviposition, eggs are readily collected by flushing the tube with water.
    Type: Grant
    Filed: January 29, 1985
    Date of Patent: June 17, 1986
    Assignee: United States of America as represented by the Secretary of Agriculture
    Inventors: Roger I. Vargas, Harold E. Mabry, Arthur L. Myers, Richard M. Kobayashi