Patents by Inventor Han Eol Seo

Han Eol Seo 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).

  • Publication number: 20220386479
    Abstract: A multilayer circuit board including a ceramic substrate part and a unit circuit board coupled to one surface of the ceramic substrate part. The unit circuit board includes an insulating layer with a circuit pattern formed on one side, an adhesive layer adhered to another surface of the insulating layer, a via hole passing through the insulating layer and the adhesive layer and connected to one surface of the circuit pattern, and conductive paste filled in the via hole. A manufacturing method including batch bonding a circuit board part, which includes a plurality of unit circuit boards, and a ceramic substrate part, wherein each unit circuit board includes providing an insulating layer having a circuit layer, forming an adhesive layer on the insulating layer, forming a circuit pattern, forming a via hole in the insulating and adhesive layers, and filling the via hole with conductive paste.
    Type: Application
    Filed: December 20, 2021
    Publication date: December 1, 2022
    Applicant: TSE CO., LTD.
    Inventors: Doo Hwan PARK, Sung Jun Kim, Han Eol Seo, Jong Geun Park, Kum Sun Park, Chung Hyeon Kim