Patents by Inventor Ching-Tse Chang

Ching-Tse Chang 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: 8449213
    Abstract: An eyeliner applicator includes a pen tube, a bead, a connecting tube, a first water-absorbed member, a second water-absorbed member, a fixing means, and a retainer ring. The connecting tube has an applicator body, a pushing portion, a passage, an outer surface, and at least an abutting member. The passage comprises an upper section and a lower section. The first water-absorbed member is disposed in the upper section of the passage. The second water-absorbed member is disposed in the lower section of the passage. A density of the first water-absorbed member is greater than a density of the second water-absorbed member. The abutting member is disposed on the outer surface of the connecting tube. The retainer ring detachably clasps the outer surface. The applicator can prevent the water of ink from vaporizing and the water-absorbed members from absorbing much ink.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: May 28, 2013
    Inventor: Ching-Tse Chang
  • Publication number: 20120141187
    Abstract: An eyeliner applicator of the present invention includes a pen tube, a bead, a connecting tube, a first water-absorbed member, a second water-absorbed member, a fixing means, and a retainer ring. The connecting tube has an applicator body, a pushing portion, a passage, an outer surface, and at least an abutting member. The passage comprises an upper section and a lower section. The first water-absorbed member is disposed in the upper section of the passage. The second water-absorbed member is disposed in the lower section of the passage. A density of the first water-absorbed member is greater than a density of the second water-absorbed member. The abutting member is disposed on the outer surface of the connecting tube. The retainer ring detachably clasps the outer surface. The present invention can prevent the water of ink from vaporizing and the water-absorbed members from absorbing much ink.
    Type: Application
    Filed: November 15, 2011
    Publication date: June 7, 2012
    Inventor: Ching-Tse Chang