Patents by Inventor Patrick Chiang

Patrick Chiang 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).

  • Pressure exchanger inserts
    Patent number: 11959498
    Abstract: A system includes an isobaric pressure exchanger (IPX) configured to exchange pressure between a first fluid and a second fluid. The IPX includes a rotor configured to rotate about a longitudinal axis of the rotor. The rotor forms rotor ports arranged substantially symmetrically around the longitudinal axis at a distal end of the rotor. The IPX further includes an end cover configured to be disposed at the first distal end of the rotor. The end cover forms end cover ports. The rotor ports are arranged for hydraulic communication with the end cover ports. The IPX further includes an insert disposed between two of the rotor ports or between two of the end cover ports.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: April 16, 2024
    Assignee: Energy Recovery, Inc.
    Inventors: Behzad Zamanian Yazdi, Farshad Ghasripoor, Kuo-Chiang Chen, Patrick Morphew, James Elliott McLean, Jr.
  • Electrically addressable liquid dispenser
    Patent number: 7715699
    Abstract: An electrically actuated liquid dispenser, an electrically addressable liquid dispenser and an electronic device are described.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: May 11, 2010
    Assignee: Avago Technologies Wireless IP (Singapore) Pte. Ltd.
    Inventors: Kristina L. Lamers, Patrick Chiang, Roger Flynn, Yang-ren Rau, Beth L. Pruitt, Aikaterina Ioakeimidi