Patents by Inventor Meng Sum

Meng Sum 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: 10918248
    Abstract: A vacuum cleaner that can quickly be configured in various operating modes, including a standard-style upright vacuum, upright vacuum capable of cleaning under furniture, stick vacuum, handheld vacuum, and pod vacuum. An example embodiment is a surface cleaning apparatus that includes an elongated support member, a handle coupled to an upper end of the elongated support member, a vacuum module slidably and detachably coupled to the elongated support member, and a hose coupled to the vacuum module and expandable to accommodate lower and upper positions of the vacuum module along the elongated support member. The surface cleaning apparatus can further include a floor nozzle detachably coupled to a lower end of the elongated support member and the hose.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: February 16, 2021
    Inventors: Thomas D. R. Ford, Meng Sum, Wai Jun Ho
  • Publication number: 20190274499
    Abstract: A vacuum cleaner that can quickly be configured in various operating modes, including a standard-style upright vacuum, upright vacuum capable of cleaning under furniture, stick vacuum, handheld vacuum, and pod vacuum. An example embodiment is a surface cleaning apparatus that includes an elongated support member, a handle coupled to an upper end of the elongated support member, a vacuum module slidably and detachably coupled to the elongated support member, and a hose coupled to the vacuum module and expandable to accommodate lower and upper positions of the vacuum module along the elongated support member. The surface cleaning apparatus can further include a floor nozzle detachably coupled to a lower end of the elongated support member and the hose.
    Type: Application
    Filed: October 2, 2018
    Publication date: September 12, 2019
    Inventors: Thomas D. R. Ford, Meng Sum, Wai Jun Ho
  • Publication number: 20160361236
    Abstract: We describe a nasogastric tube introducer device to assist medical practitioners and others in the medical field with the insertion of a nasogastric tube (NGT) to facilitate feeding and/or administration of oral medications to patients in need thereof.
    Type: Application
    Filed: June 9, 2016
    Publication date: December 15, 2016
    Applicant: National University of Singapore
    Inventors: Wan'E LIM, Kwan-Ho Casey CHAN, Kok Meng SUM, Wanpei CAI, Anurag Dilip SHARMA, Yu Ling TAY, Kai HUANG, Nader HAMZAVI