Patents by Inventor Henry Ashjian

Henry Ashjian 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).

  • Multifunctional additives
    Patent number: 4599183
    Abstract: Alkyl triamine borates are effective multifunctional friction reducing and high temperature stabilizing additives when incorporated into hydrocarbyl lubricants and fuels.
    Type: Grant
    Filed: September 19, 1983
    Date of Patent: July 8, 1986
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Joan M. Kaminski, Henry Ashjian, Henry A. Gawel
  • Borated friction reducing additives and compositions thereof
    Patent number: 4522734
    Abstract: Borate esters of hydrolyzed hydrocarbyl alkoxides are effective friction modifiers which also provide effective multifunctional properties for lubricants when incorporated therein.
    Type: Grant
    Filed: October 25, 1982
    Date of Patent: June 11, 1985
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Henry Ashjian, Henry A. Gawel
  • Products of reaction involving alkenylsuccinic anhydrides with aminoalcohols and aromatic secondary amines and lubricants containing same
    Patent number: 4522736
    Abstract: It has been found that products made by reacting a polyalkenylsuccinic compound with an aromatic secondary amine or hindered phenol containing a hydroxyalkyl group, followed by reaction with an alkanolamine or an aminomethane, give a novel additive having utility as a dispersant and/or an anticorrosion agent when placed in a lubricant.
    Type: Grant
    Filed: April 24, 1984
    Date of Patent: June 11, 1985
    Assignee: Mobil Oil Corporation
    Inventors: Harry J. Andress, Henry Ashjian
  • Friction reducing additives and compositions thereof
    Patent number: 4328113
    Abstract: Alkyl amines, alkyl diamines and borated adducts of alkyl amines and diamines are effective friction reducing additives when incorporated into lubricating oils.
    Type: Grant
    Filed: January 14, 1980
    Date of Patent: May 4, 1982
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Joan M. Kaminski, Henry Ashjian, Henry A. Gawel