Patents by Inventor Myeong Inn Na

Myeong Inn Na 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).

  • PISTON PIN AND MANUFACTURING METHOD THEREOF
    Publication number: 20220252157
    Abstract: A piston pin includes a pipe-shaped main body made of an iron-based sintered alloy. The piston pin is installed to penetrate an upper end of the connecting rod and the piston and the piston pin has an eccentric mass center in a circumferential direction.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 11, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SINTERON
    Inventors: Haksoo Kim, Byung Chan Kang, Dong Wook Park, Myeong Inn Na