Patents by Inventor Sung Woo Hwang

Sung Woo Hwang 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).

  • POLYURETHANE FOAM COMPOSITION AND POLYURETHANE FOAM PREPARED USING SAME
    Publication number: 20110054052
    Abstract: A polyurethane foam composition that includes polyol, isocyanate, a catalyst, a surfactant, a physical blowing agent, a chemical blowing agent, a nucleating agent and a silsesquioxane compound is provided.
    Type: Application
    Filed: June 30, 2010
    Publication date: March 3, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Woo HWANG, Myung-Dong CHO, Sang-Ho PARK
  • ORGANIC AEROGEL, COMPOSITION FOR FORMING THE SAME, AND METHOD OF PREPARING THE SAME
    Publication number: 20100204347
    Abstract: Disclosed is an organic aerogel including a polymer obtained from reaction an aryl alcohol compound, an aldehyde compound, and a polyol compound, a composition for forming the same, and a method of preparing the same.
    Type: Application
    Filed: September 3, 2009
    Publication date: August 12, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-Ho PARK, Myung-Dong CHO, Kwang-Hee KIM, Sung-Woo HWANG
  • COMPOSITION FOR RIGID POLYURETHANE FOAM AND RIGID POLYURETHANE FOAM PRODUCED USING THE SAME
    Publication number: 20100159232
    Abstract: A composition for a rigid polyurethane foam with reduced cell sizes contains a polyol, water, a catalyst, a blowing agent; and an ionic liquid. The rigid polyurethane foam is produced by adding an ionic liquid as an eco-friendly additive to a polyol composition so as to improve insulation efficiency thereof.
    Type: Application
    Filed: December 24, 2009
    Publication date: June 24, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwang Hee KIM, Myung Dong CHO, Sang Ho PARK, Sung Woo HWANG
  • COMPOSITION FOR POLYURETHANE FOAM AND POLYURETHANE FOAM PREPARED THEREFROM
    Publication number: 20100113635
    Abstract: A polyurethane foam composition includes a polyol, a polyisocyanate, a catalyst, a foam stabilizer, a blowing agent and a fluorinated carbonate wherein the fluorinated carbonate is a compound represented by Formula 1: a compound represented by Formula 2: or a mixture thereof. Also disclosed is a polyurethane foam derived from the composition.
    Type: Application
    Filed: August 24, 2009
    Publication date: May 6, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Sung Woo HWANG, Myung Dong CHO, Sang Ho PARK, Kwang Hee KIM
  • RESONANT STRUCTURE COMPRISING WIRE, RESONANT TUNNELING TRANSISTOR, AND METHOD FOR FABRICATING THE RESONANT STRUCTURE
    Publication number: 20090184783
    Abstract: A resonant structure is provided, including a first terminal, a second terminal which faces the first terminal, a wire unit which connects the first terminal and the second terminal, a third terminal which is spaced apart at a certain distance from the wire unit and which resonates the wire unit, and a potential barrier unit which is formed on the wire unit and which provides a negative resistance component. Accordingly, transduction efficiency can be enhanced.
    Type: Application
    Filed: January 22, 2009
    Publication date: July 23, 2009
    Applicants: SAMSUNG ELECTRONICS CO., LTD., KOREA UNIVERSITY INDUSTRIAL AND ACADEMIC COLLABORATION FOUNDATION
    Inventors: Yun-kwon Park, Sung-Woo Hwang, Jea-Shik Shin, Byeoung-Ju Ha, Jae-Sung Rieh, In-Sang Song, Yong-Kyu Kim, Byeong-Kwon Ju, Hee-Tae Kim