Patents by Inventor Rong-Chun Tseng

Rong-Chun Tseng 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).

  • Publication number: 20040251677
    Abstract: A loose leaf device comprises a plurality of assembly units and a plurality of sheets of papers. Each assembly unit has a round shape and a periphery of each assembly unit has an annular ring. A center of each assembly unit has a via hole and an inner ring is protruded from an inner wall of the annular ring. Each paper has a plurality of through holes and slots. Each through hole and each slot are correspondent to the annular ring of the assembly unit. Each slot of the paper is communicable to the outer side of the paper by a slit. The inner buckles are formed at the edges of the slot and outer stoppers are formed at the edges of the slit. Moreover, the paper can be replaced a plurality of thin pocket sheets, each sheet can receive photographs, compact disks, etc.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Rong Chun Tseng
  • Patent number: 6296127
    Abstract: A stationery organizer includes a rotary table supported on a base, the rotary table having an upright post, a plurality of stepped bushings respectively mounted on the upright post of the rotary table and longitudinally connected in a line, a screw cap fastened to the upright post to secure the stepped bushings to the upright post, and a plurality of springy plastic retainer flap elements detachably radially fastened to the stepped bushings around the upright post and closely attached to one another for holding stationery items in sector-like receiving space in each plastic retainer flap element or in between each two adjacent plastic retainer flap elements.
    Type: Grant
    Filed: September 21, 2000
    Date of Patent: October 2, 2001
    Inventor: Rong-Chun Tseng