Patents by Inventor Min-Yuan Kuan

Min-Yuan Kuan 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).

  • Tray mounting assembly for a wheeled carriage
    Patent number: 5165632
    Abstract: The tray mounting assembly includes a U-shaped frame with two free ends, each of which has a hole aligned with the other, and a plate having a front wall with a mounting shaft extending upward from the front and a rear wall on which a lug is mounted. The plate is pivotally connected to the U-shaped frame.
    Type: Grant
    Filed: January 3, 1992
    Date of Patent: November 24, 1992
    Inventor: Min-Yuan Kuan
  • Air cylinder
    Patent number: D422284
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: April 4, 2000
    Inventors: Min-Yuan Kuan, Kun-Shan Hsu
  • Pressure pump
    Patent number: D429737
    Type: Grant
    Filed: June 9, 1999
    Date of Patent: August 22, 2000
    Assignee: Tai E International Patent and Law Office
    Inventors: Min-Yuan Kuan, Kun-Shan Hsu