Patents by Inventor Johnny . Chung-Yin Tsai

Johnny . Chung-Yin Tsai 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 manifold for a two-stage engine charge air system
    Patent number: 10422266
    Abstract: An exhaust manifold is provided comprising a first log comprising a plurality of inlet segments each having a pair of inlet ports configured to receive exhaust gas from a pair of cylinders of an engine, a second log comprising a plurality of inlet segments each having a pair of inlet ports configured to receive exhaust gas from a pair of cylinders of the engine, and a collector coupled to the logs, the collector comprising a first pair of intake openings configured to receive exhaust gas from the first log, a second pair of intake openings configured to receive exhaust gas from the second log and an outlet configured to route the exhaust gas to a turbocharger, wherein the first pair of intake openings are coupled to a pair of bellows of the first log, each of the pair of bellows being coupled to an inlet segment.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: September 24, 2019
    Assignee: Cummins Inc.
    Inventors: Philipe F. Saad, Rick Vaughn Lewis, Jr., Johnny Chung-Yin Tsai, Nikhil Jayant Ajotikar
  • EXHAUST MANIFOLD FOR A TWO-STAGE ENGINE CHARGE AIR SYSTEM
    Publication number: 20170356326
    Abstract: An exhaust manifold is provided comprising a first log comprising a plurality of inlet segments each having a pair of inlet ports configured to receive exhaust gas from a pair of cylinders of an engine, a second log comprising a plurality of inlet segments each having a pair of inlet ports configured to receive exhaust gas from a pair of cylinders of the engine, and a collector coupled to the logs, the collector comprising a first pair of intake openings configured to receive exhaust gas from the first log, a second pair of intake openings configured to receive exhaust gas from the second log and an outlet configured to route the exhaust gas to a turbocharger, wherein the first pair of intake openings are coupled to a pair of bellows of the first log, each of the pair of bellows being coupled to an inlet segment.
    Type: Application
    Filed: June 8, 2016
    Publication date: December 14, 2017
    Inventors: Philipe F. Saad, Rick Vaughn Lewis, JR., Johnny . Chung-Yin Tsai, Nikhil Jayant Ajotikar
  • Two-stage engine charge air system with branch conduits
    Patent number: D886156
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: June 2, 2020
    Assignee: Cummins Inc.
    Inventors: Rick V. Lewis, Jr., Francois Ntone, Robin J. Bremmer, Philipe F. Saad, Johnny Chung-Yin Tsai, Nikhil J. Ajotikar
  • Two-stage engine charge air system with branch conduits
    Patent number: D962993
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: September 6, 2022
    Assignee: CUMMINS INC.
    Inventors: Rick V. Lewis, Jr., Francois Ntone, Robin J. Bremmer, Philipe F. Saad, Johnny Chung-Yin Tsai, Nikhil J. Ajotikar