Patents by Inventor Kwang Han Cho

Kwang Han Cho 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: 7264245
    Abstract: A ball retriever comprising a main member forming a first closed loop, a base member forming a second closed loop with the main member foldably attached to the base member, a fabric portion smaller in area than a spatial plane defined by the first loop, straps connecting the fabric portion to the main member, and a support to sustain the main member against the base member while maintaining a substantial angle between the main member and the base member.
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: September 4, 2007
    Inventor: Kwang Han Cho
  • Patent number: 7198274
    Abstract: Disclosed is a portable net device comprising a main member forming a first closed loop, a base member forming a second closed loop and defined by front and non-front sections where a main member bottom section is attached to the base member front section, a fabric member having front and non-front sections where the fabric member front section is connected to the main member, a connecting member to selectively attach the fabric member non-front section to the base member non-front section in a detachable attachment format, and a supporting member to sustain the main member against the base member while maintaining a substantial angle between the main and base members.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: April 3, 2007
    Inventor: Kwang Han Cho
  • Publication number: 20060119045
    Abstract: A ball retriever comprising a main member forming a first closed loop, a base member forming a second closed loop with the main member foldably attached to the base member, a fabric portion smaller in area than a spatial plane defined by the first loop, straps connecting the fabric portion to the main member, and a support to sustain the main member against the base member while maintaining a substantial angle between the main member and the base member.
    Type: Application
    Filed: December 6, 2004
    Publication date: June 8, 2006
    Inventor: KWANG HAN CHO
  • Patent number: 7021630
    Abstract: A portable ball retriever comprises a first member forming a first closed loop, a second member forming a second closed loop with the first member foldably attached to the second member, supports fitted between the first and second members to sustain the first member against the second member, a fabric cover attached to the first member to substantially cover the first closed loop with a central portion of the cover severed along a line to secure a first opening and a drapery corresponding to the first opening, a fabric catch partially attached to the fabric cover to communicate with the first opening, and straps connecting a rear portion of the fabric catch to the second member.
    Type: Grant
    Filed: February 8, 2005
    Date of Patent: April 4, 2006
    Inventor: Kwang Han Cho