Patents by Inventor Hyunyil Cho

Hyunyil 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: 9510667
    Abstract: A disposable toothbrush is provided having a handle portion, a head portion connected with the handle portion and provided with a plurality of elastomeric bristles on a front surface part of the head portion, a fabric medium attached to the front surface part of the head portion while exposing an upper end of the elastomeric bristles, and an encapsulated bead containing at least one kind of a rapidly releasable agent disposed in a cavity formed in the head portion behind the fabric medium.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: December 6, 2016
    Assignee: THEG, Inc.
    Inventor: Hyunyil Cho
  • Publication number: 20150374111
    Abstract: A disposable toothbrush is provided having a handle portion, a head portion connected with the handle portion and provided with a plurality of elastomeric bristles on a front surface part of the head portion, a fabric medium attached to the front surface part of the head portion while exposing an upper end of the elastomeric bristles, and an encapsulated bead containing at least one kind of a rapidly releasable agent disposed in a cavity formed in the head portion behind the fabric medium.
    Type: Application
    Filed: May 19, 2014
    Publication date: December 31, 2015
    Inventor: Hyunyil Cho
  • Patent number: 8726446
    Abstract: A disposable toothbrush 1 includes a handle portion 2; a head portion 10 connected with the handle portion 2 and provided with a plurality of elastomeric bristles 10a at least at the central area of the front surface part; and a fabric medium 20 attached to the front surface part of the head portion 10 while exposing the upper end of the elastomeric bristles 10a, and made of a microfiber material provided with at least one kind of a rapidly releasable agent 21. In the toothbrush, the rapidly releasable agent can be stably attached to the fabric medium, and in use, the rapidly releasable agent can be easily separated from the fabric medium, so that the rapidly releasable agent separated from the fabric medium can be easily dissolved to increase the tooth brushing effects.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: May 20, 2014
    Inventor: Hyunyil Cho
  • Publication number: 20120036665
    Abstract: A disposable toothbrush 1 includes a handle portion 2; a head portion 10 connected with the handle portion 2 and provided with a plurality of elastomeric bristles 10a at least at the central area of the front surface part; and a fabric medium 20 attached to the front surface part of the head portion 10 while exposing the upper end of the elastomeric bristles 10a, and made of a microfiber material provided with at least one kind of a rapidly releasable agent 21. In the toothbrush, the rapidly releasable agent can be stably attached to the fabric medium, and in use, the rapidly releasable agent can be easily separated from the fabric medium, so that the rapidly releasable agent separated from the fabric medium can be easily dissolved to increase the tooth brushing effects.
    Type: Application
    Filed: December 8, 2010
    Publication date: February 16, 2012
    Inventor: Hyunyil Cho