Patents by Inventor Asoka K. Misra

Asoka K. Misra 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 controlling solidification of metals and other materials
    Patent number: 5253696
    Abstract: High-quality castings are formed by:(a) placing a molten material in contact with a first electrode formed from a conductive material and a second electrode formed from a semiconductive metal oxide, and(b) passing an electric current between the first second electrodes while the molten material is cooling at a current density of from 10 to 500 mA/cm.sup.2.
    Type: Grant
    Filed: June 18, 1992
    Date of Patent: October 19, 1993
    Inventor: Asoka K. Misra