Patents by Inventor Hector Miranda

Hector Miranda 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 of and apparatus for priming an ink jet
    Patent number: 4517577
    Abstract: A demand ink jet is primed by flowing ink toward the inlet to the chamber of the jet. Ink which does not enter the inlet to the chamber is permitted to flow past the inlet toward a vent. When priming is completed, the vent is closed.
    Type: Grant
    Filed: February 10, 1983
    Date of Patent: May 14, 1985
    Assignee: Exxon Research and Engineering Co.
    Inventors: Hector Miranda, Thomas W. DeYoung
  • Ink jet apparatus with preloaded diaphragm and method of making same
    Patent number: 4418355
    Abstract: An ink jet apparatus comprises a chamber having a diaphragm preloaded to a deformed position when the transducer is in the de-energized state. Upon energization of the transducer, the diaphragm returns to a substantially planar condition so as to permit filling of the chamber from an inlet prior to firing a droplet from a chamber orifice when the transducer is de-energized and the diaphragm again assumes it preloaded, deformed condition.
    Type: Grant
    Filed: January 4, 1982
    Date of Patent: November 29, 1983
    Assignee: Exxon Research and Engineering Co.
    Inventors: Thomas W. DeYoung, Hector Miranda
  • Blood washing method using a saline wash solution of varying concentration for use with blood washing apparatus
    Patent number: 4049192
    Abstract: A saline wash solution of decreasing concentration is used in the course of washing of blood.
    Type: Grant
    Filed: November 1, 1976
    Date of Patent: September 20, 1977
    Assignee: Union Carbide Corporation
    Inventors: Daniel Fritz Krebs, Hector Miranda