Patents by Inventor Tzu-Chiang Yao

Tzu-Chiang Yao 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).

  • Cleansable multi-purpose nasal discharge aspirator
    Patent number: 6517511
    Abstract: A cleansable multi-purpose nasal discharge aspirator is easily cleanable by constructing its housing hermetical and water tight so that the aspirator is submergible for washing its inner pressure chamber. Its multi-purpose effect is carried out by replacing its sucking disc into variety of tool heads so as to perform various missions such as imbibing acnes other than its principal application, inhaling nasal discharge. Besides, this aspirator is able to serve as an eyes or nose syringing apparatus by replacing its sucking disc into a special tool head and adding a water intake tube and a water ejection tube.
    Type: Grant
    Filed: June 22, 2001
    Date of Patent: February 11, 2003
    Inventor: Tzu-Chiang Yao
  • CLEANSABLE MULTI-PURPOSE NASAL DISCHARGE ASPIRATOR
    Publication number: 20020198488
    Abstract: A cleansable multi-purpose nasal discharge aspirator is easily cleanable by constructing its housing hermetical and water tight so that the aspirator is submergible for washing its inner pressure chamber. Its multi-purpose effect is carried out by replacing its sucking disc into variety of tool heads so as to perform various missions such as imbibing acnes other than its principal application, inhaling nasal discharge. Besides, this aspirator is able to serve as an eyes or nose syringing apparatus by replacing its sucking disc into a special tool head and adding a water intake tube and a water ejection tube.
    Type: Application
    Filed: June 22, 2001
    Publication date: December 26, 2002
    Inventor: Tzu-Chiang Yao