Patents by Inventor Kuen-Yan Chen

Kuen-Yan Chen 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).

  • Husk Removing Device
    Publication number: 20120132087
    Abstract: A husk removing device includes a screen body having an inner surface and an outer surface, and formed with a plurality of protrusions, and a plurality of elongated holes extending through the inner and outer surfaces. Each of the protrusions includes a flat portion distal from the inner surface and having a peripheral edge, and a surrounding portion that extends and tapers from the inner surface to the peripheral edge of the flat portion. A height of the flat potion from the inner surface is not greater than 1 mm. Each of the elongated holes passes through the flat portion and the surrounding portion of at least one of the protrusions so as to form a pair of opposing first shaving edges at the flat portion and pairs of second shaving edges at the surrounding portion.
    Type: Application
    Filed: November 17, 2011
    Publication date: May 31, 2012
    Inventor: Kuen-Yan Chen
  • Scoop for transferring granular material
    Patent number: 7097027
    Abstract: A scoop includes a molded one-piece plastic scoop body having a bottom wall portion and a sidewall portion that extends from the bottom wall portion and that cooperates with the bottom wall portion to confine a material-holding space for holding granular material to be transferred. A metal reinforcing member is provided on the bottom wall portion of the scoop body for strengthening the scoop body.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: August 29, 2006
    Inventor: Kuen-Yan Chen
  • Low-vibration and low-noise guide plate assembly for a chain saw
    Patent number: 6698101
    Abstract: A guide plate assembly for a chain saw includes a middle plate that is sandwiched and fixed between two side plates so as to define a guide groove among outer peripheries of the middle plate and the side plates. A saw chain can run within the guide groove. The middle plate has a plurality of first holes formed therethrough. Each of the side plates has a plurality of second holes formed therethrough that are aligned and communicated with the first holes in the middle plate.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: March 2, 2004
    Inventor: Kuen-Yan Chen
  • Low-vibration and low-noise guide plate assembly for a chain saw
    Publication number: 20030167642
    Abstract: A guide plate assembly for a chain saw includes a middle plate that is sandwiched and fixed between two side plates so as to define a guide groove among outer peripheries of the middle plate and the side plates. A saw chain can run within the guide groove. The middle plate has a plurality of first holes formed therethrough. Each of the side plates has a plurality of second holes formed therethrough that are aligned and communicated with the first holes in the middle plate.
    Type: Application
    Filed: March 5, 2002
    Publication date: September 11, 2003
    Inventor: Kuen-Yan Chen