Patents by Inventor Sang Hwan Byun

Sang Hwan Byun 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 cleaner
    Patent number: 10596294
    Abstract: The present invention relates to an air cleaner and, more particularly, to an air cleaner provided with a housing divided into an outer housing and an inner housing, wherein the outer housing and the inner housing are separated from one another, a photocatalytic filter and a collection filter are installed in the inner housing, and air flows even through the space between the inner housing and the outer housing.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: March 24, 2020
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Rack Kim, Jae Hak Jeong, Ik Hwan Ko, Sang Hwan Byun
  • Compact air cleaner using UV LED and photocatalytic filter
    Patent number: 10517980
    Abstract: An air cleaner is provided to include a photocatalytic UV LED (57) installed on an UV LED substrate (55), and a photocatalytic filter installed on a surface facing the photocatalytic UV LED while being spaced apart from the UV LED substrate. The photocatalytic filter has a structure in which a photocatalytic material is coated on a base in which a plurality of cells (83) defining an air flow path in a direction toward the photocatalytic UV LED are arranged in parallel adjacent to each other.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: December 31, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Rack Kim, Jae Seon Yi, Ik Hwan Ko, Sang Hwan Byun, Sang Cheol Shin, Ji Won Kim, Seong Min Lee, Jae Hak Jeong
  • AIR CLEANER
    Publication number: 20170348455
    Abstract: The present invention relates to an air cleaner and, more particularly, to an air cleaner provided with a housing divided into an outer housing and an inner housing, wherein the outer housing and the inner housing are separated from one another, a photocatalytic filter and a collection filter are installed in the inner housing, and air flows even through the space between the inner housing and the outer housing.
    Type: Application
    Filed: November 5, 2015
    Publication date: December 7, 2017
    Inventors: Jong Rack Kim, Jae Hak Jeong, Ik Hwan Ko, Sang Hwan Byun
  • COMPACT AIR CLEANER USING UV LED AND PHOTOCATALYTIC FILTER
    Publication number: 20170326264
    Abstract: Disclosed herein is an air cleaner which performs dust collection and sterilization as well as deodorization while having a small size enough to be fitted into a vehicle cup holder for its use, and has a strong and easy maintenance structure. The air cleaner includes a photocatalytic UV LED (57) installed on an UV LED substrate (55), and a photocatalytic filter installed on a surface facing the photocatalytic UV LED while being spaced apart from the UV LED substrate. The photocatalytic filter has a structure in which a photocatalytic material is coated on a base in which a plurality of cells (83) defining an air flow path in a direction toward the photocatalytic UV LED are arranged in parallel adjacent to each other.
    Type: Application
    Filed: November 5, 2015
    Publication date: November 16, 2017
    Inventors: Jong Rak Kim, Jae Seon Yi, Ik Hwan Ko, Sang Hwan Byun, Sang Cheol Shin, Ji Won Kim, Seong Min Lee, Jae Hak Jeong