Patents by Inventor Jenn-Shin Hwang

Jenn-Shin 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).

  • Seismic isolation bearing assembly with a frame unit for supporting a machine body thereon
    Patent number: 6955467
    Abstract: A seismic isolation bearing assembly includes a frame unit including upper and lower frames and defining a plurality of upper and lower sub-frames, and a plurality of bearing units, each of which is mounted in a mounting cell defined by a respective one of the upper sub-frames and a respective one of the lower sub-frames, and each of which includes spaced apart upper and lower load plates and a bearing interposed between and in sliding contact with the upper and lower load plates. The upper load plate is secured to the respective one of the upper sub-frames. The lower load plate is secured to the respective one of the lower sub-frames.
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: October 18, 2005
    Assignee: National Applied Research Laboratories
    Inventors: Kuo-Chun Chang, Jenn-Shin Hwang, George C. Lee, Sen-Nan Lee
  • Seismic isolation bearing assembly with a frame unit for supporting a machine body thereon
    Publication number: 20050100253
    Abstract: A seismic isolation bearing assembly includes a frame unit including upper and lower frames and defining a plurality of upper and lower sub-frames, and a plurality of bearing units, each of which is mounted in a mounting cell defined by a respective one of the upper sub-frames and a respective one of the lower sub-frames, and each of which includes spaced apart upper and lower load plates and a bearing interposed between and in sliding contact with the upper and lower load plates. The upper load plate is secured to the respective one of the upper sub-frames. The lower load plate is secured to the respective one of the lower sub-frames.
    Type: Application
    Filed: April 9, 2004
    Publication date: May 12, 2005
    Inventors: Kuo-Chun Chang, Jenn-Shin Hwang, George Lee, Sen-Nan Lee