Patents by Inventor Chia-Ying Yuan

Chia-Ying Yuan 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).

  • Cleaner structure for toilet tank
    Patent number: 8806668
    Abstract: A cleaner structure includes a main body, a forced element and an elastic element. The main body includes a first casing, a floating element, a second casing, first perforations and second perforations. The floating element is disposed within the first casing. The second casing is connected with the first casing for storing a cleaning agent. The elastic element is connected with the first casing and the forced element. During the water level of the liquid inside the toilet tank is changed from a low level to a high level, the second casing is at least partially immersed in the liquid, so that the cleaning agent is released to the liquid.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: August 19, 2014
    Assignee: Tamkang University
    Inventors: Ching-Bin Lin, Chien-Chia Wang, Chia-Ying Yuan
  • CLEANER STRUCTURE FOR TOILET TANK
    Publication number: 20120210504
    Abstract: A cleaner structure includes a main body, a forced element and an elastic element. The main body includes a first casing, a floating element, a second casing, first perforations and second perforations. The floating element is disposed within the first casing. The second casing is connected with the first casing for storing a cleaning agent. The elastic element is connected with the first casing and the forced element. During the water level of the liquid inside the toilet tank is changed from a low level to a high level, the second casing is at least partially immersed in the liquid, so that the cleaning agent is released to the liquid.
    Type: Application
    Filed: June 30, 2011
    Publication date: August 23, 2012
    Applicant: TAMKANG UNIVERSITY
    Inventors: Ching-Bin Lin, Chien-Chia Wang, Chia-Ying Yuan