Patents by Inventor Ashraf Jafri

Ashraf Jafri 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).

  • Formulations for soldering flux
    Patent number: 4895606
    Abstract: A soldering flux composition comprising a water-soluble oil-in-water emulsion paste in turn comprising(a) an oil, type material(b) an emulsifier,(c) water, and(d) a fluxing agent comprising an inorganic or organic halogen compound capable of removing oxide from a metal surface to be soldered.
    Type: Grant
    Filed: February 23, 1989
    Date of Patent: January 23, 1990
    Inventor: Ashraf Jafri