Patents by Inventor Anthony Riso

Anthony Riso 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).

  • Non-hazardous blends of propionates
    Patent number: 5294263
    Abstract: A cleaning solvent made up of blends of propionate esters. Propionate esters selected from the group methyl propionate, butyl propionate, propyl propionate and higher homologues, are blended with esters selected from the group methyl hydroxypropionate, ethyl hydroxypropionate and higher homologues. Blends of these esters produces cleaning effectiveness and low toxicity.The mixtures are particularly useful in electronic parts cleaning and defluxing, and for degreasing. The blending of the propionate solvents produces a selective range of evaporation rates and Flash Points.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: March 15, 1994
    Assignee: Rossi Technology Corporation
    Inventor: Anthony Riso