Patents by Inventor YUN-SHAN PAN

YUN-SHAN PAN 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: 11877701
    Abstract: An anti-tipping oral hygiene instrument exchanging structure includes a handle member attachable to a base member that includes a weight element, a circular curved section formed on the weight element, a base engaging section formed on the weight element, and a plurality of placing sections formed on the base member. The circular curved section is used in combination with the weight element to prevent the handle member from tipping over. The handle member has a handle engaging portion combinable with one hygiene piece. The hygiene piece includes a mutual engaging section mountable to the handle engaging portion in order to achieve an advantage of fast replacement. The hygiene piece includes a first rod, a plurality of holed sections formed on the first rod, and a plurality of detaching sections formed on the holed sections to provide an effect of assisting the operation and use of floss.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: January 23, 2024
    Inventor: Yun-Shan Pan
  • Publication number: 20200337503
    Abstract: An anti-tipping oral hygiene instrument exchanging structure includes a handle member attachable to a base member that includes a weight element, a circular curved section formed on the weight element, a base engaging section formed on the weight element, and a plurality of placing sections formed on the base member. The circular curved section is used in combination with the weight element to prevent the handle member from tipping over. The handle member has a handle engaging portion combinable with one hygiene piece. The hygiene piece includes a mutual engaging section mountable to the handle engaging portion in order to achieve an advantage of fast replacement. The hygiene piece includes a first rod, a plurality of holed sections formed on the first rod, and a plurality of detaching sections formed on the holed sections to provide an effect of assisting the operation and use of floss.
    Type: Application
    Filed: April 1, 2020
    Publication date: October 29, 2020
    Inventor: YUN-SHAN PAN