Patents by Inventor Dong-Ho Ha

Dong-Ho Ha 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: 8648516
    Abstract: A resilient support for a bridge includes: an upper plate fixedly installed on the undersurface of the bridge deck panel; a base plate fixedly installed on the top surface of the pier; an upper fixed panel and a lower fixed panel fastened and fixed by fastening bolts to the upper plate and to the base plate, respectively; and a rubber pad, the top and bottom surfaces of which are thermally bonded and fixed to the upper and lower fixed panels, respectively, and including a plurality of steel panels in a multi-stack configuration filled therein, wherein the resilient support is configured with a plurality of piezoelectric devices for converting vibrations transmitted from the bridge deck panels into electric energy, and the piezoelectric devices are stacked between each of the steel panels within the rubber pad.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: February 11, 2014
    Assignee: Konkuk University Industrial Cooperation Corp.
    Inventors: Dong Ho Ha, Nam Seo Goo, Moon Sig Yoo
  • Publication number: 20120176003
    Abstract: A resilient support for a bridge includes: an upper plate fixedly installed on the undersurface of the bridge deck panel; a base plate fixedly installed on the top surface of the pier; an upper fixed panel and a lower fixed panel fastened and fixed by fastening bolts to the upper plate and to the base plate, respectively; and a rubber pad, the top and bottom surfaces of which are thermally bonded and fixed to the upper and lower fixed panels, respectively, and including a plurality of steel panels in a multi-stack configuration filled therein, wherein the resilient support is configured with a plurality of piezoelectric devices for converting vibrations transmitted from the bridge deck panels into electric energy, and the piezoelectric devices are stacked between each of the steel panels within the rubber pad.
    Type: Application
    Filed: November 30, 2009
    Publication date: July 12, 2012
    Inventors: Dong Ho Ha, Nam Seo Goo, Moon Sig Yoo
  • Publication number: 20060055083
    Abstract: A method of fabricating a nano composite material includes: forming an intermediate product by loading nano-sized reinforcing materials into an inside of a tube and arranging the nano-sized reinforcing materials in a linear direction; canning the intermediate material by inserting the intermediate material into an inside of a can and sealing the can; evacuating a gas contained in the can; melting the intermediate product in the can by heating the can; preheating a mold; and loading the can into the preheated mold and pressing the mold.
    Type: Application
    Filed: November 24, 2004
    Publication date: March 16, 2006
    Inventors: Doo-Hyun Kim, Sang-Kwan Lee, Moon-Kwang Um, Young-Min Baik, In-Soo Kim, Seung-Zeon Han, Dong-Ho Ha