Patents by Inventor Shyi-Hwang Shyu

Shyi-Hwang Shyu 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).

  • Seal for underwater cable joint
    Patent number: 6028974
    Abstract: A cable junction is provided for connecting two optical cables (110) submerged underwater, having a casing (130), an anchorage (120), a casing loading ring (150), an anchorage loading ring (145) and a seal ring (140). The casing (130) has a casing sealing surface (153). The anchorage (120) is arranged in the casing (130), and has an anchorage sealing surface (157). Circular ridges (260, 263) are provided in the casing sealing surface (153) and the anchorage sealing surface (157), respectively, for embedding into the seal ring (140). The anchorage (120) is rotatably coupled to the casing (130) by an anchorage/casing threaded joint (133). The casing loading ring (150) has a casing loading ring sealing surface (150a). The anchorage loading ring (145) has an anchorage loading ring sealing surface (145a).
    Type: Grant
    Filed: August 10, 1998
    Date of Patent: February 22, 2000
    Assignee: Alcatel
    Inventors: Shyi-Hwang Shyu, Richard Karl Jones
  • Ruggedized optical communication cable
    Patent number: 4770489
    Abstract: There is provided an optical fiber communication cable as described including at least one rigid tension element provided in combination with conventional single tube loose buffer cable and grooved spacer core cable constructions in order to provide greater tensile strength and an enhanced operating temperature range.
    Type: Grant
    Filed: August 27, 1986
    Date of Patent: September 13, 1988
    Assignee: Sumitomo Electric Research Triangle, Inc.
    Inventors: Yasunori Saito, Kenji Morita, John DeAngeles, Shyi-Hwang Shyu