Patents by Inventor Yeow Choon Lim

Yeow Choon Lim 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 filter
    Patent number: 8679215
    Abstract: An air filter having an inlet for air and an outlet for air comprises a body having a central channel, a first side with a first area, a second side having a second area, and a middle having a middle area, positioned between the first side and the second side. The middle area is less than the first area and less than the second area. A first fan is positioned in the body near the first side, and a second fan positioned in the body near the second side, and each fan blows air in the same direction. A filter cartridge is positioned in the central channel at the middle, wherein during operation air flows from the inlet to the filter cartridge to the outlet.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: March 25, 2014
    Assignee: Newform Techart Pte Ltd.
    Inventors: Yeow Choon Lim, Wee Chong Ou, Eng Wah Teo
  • AIR FILTER
    Publication number: 20120180666
    Abstract: An air filter having an inlet for air and an outlet for air comprises a body having a central channel, a first side with a first area, a second side having a second area, and a middle having a middle area, positioned between the first side and the second side. The middle area is less than the first area and less than the second area. A first fan is positioned in the body near the first side, and a second fan positioned in the body near the second side, and each fan blows air in the same direction. A filter cartridge is positioned in the central channel at the middle, wherein during operation air flows from the inlet to the filter cartridge to the outlet.
    Type: Application
    Filed: April 13, 2010
    Publication date: July 19, 2012
    Applicant: Newform Techart PTE LTD
    Inventors: Yeow Choon Lim, Wee Chong Ou, Eng Wah Teo
  • Computer user interface
    Patent number: D418488
    Type: Grant
    Filed: July 17, 1998
    Date of Patent: January 4, 2000
    Assignee: Creative Technology Ltd.
    Inventors: Weng Hong NG, Yeow Choon Lim