Patents by Inventor Rakshith Ramachandra

Rakshith Ramachandra 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).

  • Exhaust gas aftertreatment device for an internal combustion engine
    Patent number: 10337381
    Abstract: The invention relates to an exhaust gas aftertreatment device for an internal combustion engine, where the device comprises: an exhaust duct allowing a through-flow of exhaust gas; a catalytic NOx converter arranged in the exhaust duct; and a fluid inlet arranged to introduce a liquid reductant into or onto a structure in the exhaust duct upstream the catalytic NOx converter. The invention is characterized in that the structure is a sorption structure having pores configured to retain the liquid reductant in liquid form until it evaporates. The invention also relates to a vehicle provided with such a device.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: July 2, 2019
    Assignee: VOLVO CAR CORPORATION
    Inventors: Marie Stenfeldt, Peter Sandberg, Rakshith Ramachandra
  • EXHAUST GAS AFTERTREATMENT DEVICE FOR AN INTERNAL COMBUSTION ENGINE
    Publication number: 20170276050
    Abstract: The invention relates to an exhaust gas aftertreatment device for an internal combustion engine, where the device comprises: an exhaust duct allowing a through-flow of exhaust gas; a catalytic NOx converter arranged in the exhaust duct; and a fluid inlet arranged to introduce a liquid reductant into or onto a structure in the exhaust duct upstream the catalytic NOx converter. The invention is characterized in that the structure is a sorption structure having pores configured to retain the liquid reductant in liquid form until it evaporates. The invention also relates to a vehicle provided with such a device.
    Type: Application
    Filed: March 16, 2017
    Publication date: September 28, 2017
    Inventors: Marie Stenfeldt, Peter Sandberg, Rakshith Ramachandra