Patents by Inventor Tae In CHA

Tae In CHA 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).

  • Lightweight composite propellers for outboard motor
    Patent number: 10926851
    Abstract: The present invention relates to a lightweight composite propeller for an outboard motor, wherein the propeller has a separate hub and blades which are easily repaired when damaged, improves fuel efficiency because a lightweight composite material is used therefor, and is easily manufactured in large quantities.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: February 23, 2021
    Assignee: XINNOS CO., LTD.
    Inventors: Yang Ryul Choi, Tae In Cha, Jae Hoon Jung
  • LIGHTWEIGHT COMPOSITE PROPELLERS FOR OUTBOARD MOTOR
    Publication number: 20190061892
    Abstract: The present invention relates to a lightweight composite propeller for an outboard motor, wherein the propeller has a separate hub and blades which are easily repaired when damaged, improves fuel efficiency because a lightweight composite material is used therefor, and is easily manufactured in large quantities.
    Type: Application
    Filed: May 16, 2017
    Publication date: February 28, 2019
    Applicant: XINNOS CO., LTD.
    Inventors: Yang Ryul CHOI, Tae In CHA, Jae Hoon JUNG
  • Propeller hub for vessels
    Patent number: D878274
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: March 17, 2020
    Assignee: XINNOS CO., LTD.
    Inventors: Yang Ryul Choi, Tae In Cha, Jae Hoon Jung