Patents by Inventor Sung-Chih Hsieh

Sung-Chih Hsieh 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).

  • Amorphous metal salt for facilitating the handling property of portland cements and dental applications thereof
    Patent number: 8298328
    Abstract: A novel amorphous divalent metal ion salt for enhancing the manageability of a Portland cement and its application in dental field are disclosed. Typical formula (I), (II), or (III) of this amorphous metal ion salt are shown as following: M 2 + ? A x - ? B 2 - x - ( I ) M 2 + ? A y 2 - ? C ( 4 - y ) 4 2 - ( II ) M 2 + ? A z 3 - ? D ( 6 - z ) 9 3 - ( III ) wherein, M2+, A?, B?, C?2, D?3, x, y, and z are defined the same as the specification. A novel tooth filling material comprises: a Portland cement, a bone substitute substance, and an amorphous divalent metal ion salt with formula of (I), (II), or (III). In addition, a novel root canal filling material comprises: a Portland cement, a radiopaque substance, and an amorphous divalent metal ion salt with formula of (I), (II), or (III).
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: October 30, 2012
    Assignee: Taipei Medical University
    Inventors: Jeng-Chang Yang, Pei-Ying Lee, Dian-Yu Ji, Nai-Chia Teng, Sung-Chih Hsieh, Sheng-Yang Lee
  • Novel amorphous metal salt for facilitating the handling property of portland cements and dental applications thereof
    Publication number: 20100139524
    Abstract: A novel amorphous divalent metal ion salt for enhancing the manageability of a Portland cement and its application in dental field are disclosed. Typical formula (I), (II), or (III) of this amorphous metal ion salt are shown as following: M 2 + ? A x - ? B 2 - x - ( I ) M 2 + ? A y 2 - ? C ( 4 - y ) 4 2 - ( II ) M 2 + ? A z 3 - ? D ( 6 - z ) 9 3 - ( III ) wherein, M2+, A?, B?, C?2, D?3, x, y, and z are defined the same as the specification. A novel tooth filling material comprises: a Portland cement, a bone substitute substance, and an amorphous divalent metal ion salt with formula of (I), (II), or (III). In addition, a novel root canal filling material comprises: a Portland cement, a radiopaque substance, and an amorphous divalent metal ion salt with formula of (I), (II), or (III).
    Type: Application
    Filed: December 1, 2009
    Publication date: June 10, 2010
    Applicant: Taipei Medical University
    Inventors: Jeng-Chang Yang, Pei-Ying Lee, Dain-Yu Ji, Nain-Chia Teng, Sung-Chih Hsieh, Sheng-Yang Lee
  • Heat sink structure
    Publication number: 20070006997
    Abstract: A heat sink has a first vent and a second vent. The heat sink includes at least a first heat-dissipating fin having a first wall positioned at the first vent.
    Type: Application
    Filed: July 6, 2006
    Publication date: January 11, 2007
    Inventor: Sung-Chih Hsieh
  • Fan apparatus with adapting device
    Publication number: 20070009351
    Abstract: In a fan apparatus, a fan cover has a first coupling side coupled to a first adapting side of an adapting device, and a fan has a second coupling side coupled to a second adapting side of the adapting device.
    Type: Application
    Filed: July 6, 2006
    Publication date: January 11, 2007
    Inventor: Sung-Chih Hsieh