Patents by Inventor Yeo Chaen Choon

Yeo Chaen Choon 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).

  • Air conditioner
    Patent number: D448463
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: September 25, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shigeki Takagi, Yeo Chaen Choon
  • Air conditioner
    Patent number: D449096
    Type: Grant
    Filed: April 13, 2000
    Date of Patent: October 9, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shigeki Takagi, Yeo Chaen Choon
  • Air conditioner
    Patent number: D449876
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: October 30, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shigeki Takagi, Yeo Chaen Choon