Patents by Inventor Chung-Fa Huang

Chung-Fa Huang 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).

  • WHEEL STRUCTURE
    Publication number: 20200246205
    Abstract: A wheel structure includes a rim and a tire. The rim includes a body, hub and spokes. The body has two edges which first and second flanges are annularly disposed at, respectively, to form a tire holder. First and second walls are annularly disposed at the edges of the body in such a manner to face the first and second flanges, respectively, allowing a first engaging slot to be formed between the first flange and the first wall and a second engaging slot to be formed between the second flange and the second wall. The tire is coupled to the tire holder. First and second coupling portions are disposed at two inner edges of the tire and coupled to the first and second engaging slots, respectively. A hollow core portion is formed between the first and second coupling portions.
    Type: Application
    Filed: February 5, 2019
    Publication date: August 6, 2020
    Inventor: CHUNG-FA HUANG
  • Suspension wheelchair
    Patent number: D819503
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: June 5, 2018
    Assignees: TAIWAN AN I CO., LTD., A & I INDUSTRIES LTD SHUNDE FOSHAN
    Inventor: Chung-Fa Huang
  • Four-wheel vehicle
    Patent number: D869347
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: December 10, 2019
    Assignees: TAIWAN AN I CO., LTD., A & I INDUSTRIES LTD SHUNDE FOSHAN
    Inventor: Chung-Fa Huang
  • Four-wheeled vehicle
    Patent number: D926640
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: August 3, 2021
    Assignees: TAIWAN AN I CO., LTD., A & I INDUSTRIES LTD SHUNDE FOSHAN
    Inventor: Chung-Fa Huang