Patents by Inventor Mir K. Ali

Mir K. Ali 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).

  • Water-soluble flux
    Patent number: 5215602
    Abstract: Disclosed is a water-soluble solder flux and a method of fabricating circuit boards which does not adversely affect the insulation resistance of the boards. The flux applied to the board comprises a vehicle including at least two random copolymers of polyalkylene glycol with various amounts of ethylene oxide and propylene oxide. The flux also exhibits a low viscosity for improved copper coverage.
    Type: Grant
    Filed: May 29, 1992
    Date of Patent: June 1, 1993
    Assignees: AT&T Bell Laboratories, London Chemical Company
    Inventors: Mir K. Ali, Chia C. Chang