Patents by Inventor Ok Nam KANG

Ok Nam KANG 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).

  • Dust suction device
    Patent number: 9943212
    Abstract: A dust suction device includes: a housing having a plurality of inlets for the inflow of impurities formed thereon and an inner region of which is independently divided; and resilient actuating members, provided inside the inlets, for opening or closing the inlets by pressure applied from the outside.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: April 17, 2018
    Assignee: TESTONIC CO., LTD.
    Inventor: Ok Nam Kang
  • DUST SUCTION DEVICE
    Publication number: 20160015244
    Abstract: A dust suction device includes: a housing having a plurality of inlets for the inflow of impurities formed thereon and an inner region of which is independently divided; and resilient actuating members, provided inside the inlets, for opening or closing the inlets by pressure applied from the outside.
    Type: Application
    Filed: October 4, 2012
    Publication date: January 21, 2016
    Inventor: Ok Nam KANG