Patents by Inventor Jang Hoo Yoon

Jang Hoo Yoon 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).

  • Spring mattress having a heating function
    Patent number: 8359684
    Abstract: The present invention is directed to a mattress which includes a heating unit in an enclosed space thereof to quickly heat the enclosed interior space of the mattress to a certain temperature and replacement main parts that are assembled in a separable box form to facilitate the maintenance service.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: January 29, 2013
    Inventor: Jang Hoo Yoon
  • SPRING MATTRESS HAVING A HEATING FUNCTION
    Publication number: 20120311784
    Abstract: The present invention is directed to a mattress which includes a heating unit in an enclosed space thereof to quickly heat the enclosed interior space of the mattress to a certain temperature and replacement main parts that are assembled in a separable box form to facilitate the maintenance service.
    Type: Application
    Filed: February 11, 2011
    Publication date: December 13, 2012
    Inventor: Jang Hoo Yoon