Patents by Inventor Cho-Jen Yang

Cho-Jen Yang 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).

  • Patent number: 10422608
    Abstract: A gun-clearing box, which has: a box-body having a gun-clearing space inside, a cover opening and an assembly opening connecting the gun-clearing space to the outside; a cover-body; a gun-placing barrel having an placing entrance, a shot exit, and a barrel wall connected between, such that the diameter of the placing entrance is larger than which of the shot exit; such that the gun-placing barrel is fixed in the assembly opening, and the placing entrance is faced toward the outside of the box-body, and the shot exit is inclined to face toward the gun-clearing space; and a sliding-sleeve abutting assembly set in the gun-placing barrel, such that the sliding-sleeve abutting assembly has two adjacent abutting surfaces with a gap between; such that the gap is inclined and reduced along the direction from the placing entrance to the shot exit; thereby improving the convenience and safety of the use.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: September 24, 2019
    Inventor: Cho-Jen Yang
  • Publication number: 20190234715
    Abstract: A gun-clearing box, which comprises: a box-body having a gun-clearing space inside, a cover opening and an assembly opening connecting the gun-clearing space to the outside; a cover-body; a gun-placing barrel having an placing entrance, a shot exit, and a barrel wall connected between, wherein the diameter of the placing entrance is larger than which of the shot exit; wherein the gun-placing barrel is fixed in the assembly opening, and the placing entrance is faced toward the outside of the box-body, and the shot exit is inclined to face toward the gun-clearing space; and a sliding-sleeve abutting assembly set in the gun-placing barrel, wherein the sliding-sleeve abutting assembly has two adjacent abutting surfaces with a gap between; wherein the gap is inclined and reduced along the direction from the placing entrance to the shot exit; thereby improving the convenience and safety of the use.
    Type: Application
    Filed: September 19, 2018
    Publication date: August 1, 2019
    Inventor: Cho-Jen Yang