Patents by Inventor Yuen-Sheng Hua

Yuen-Sheng Hua 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).

  • Sealing device and apparatus
    Patent number: 7141739
    Abstract: A sealing device effects a seal between a first member and a second member of a hermetic chamber. The sealing device includes a body having an elongated shape forming a closed loop. The body of the sealing device includes magnetic material and further includes a) a first and a second sealing portions, and b) at least one internal compartment formed by walls undulatingly extending between the first and second sealing portions. A sealing apparatus includes a first member of a hermetic chamber, a second member of the hermetic chamber, and the above sealing device.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: November 28, 2006
    Inventors: Yuen-Sheng Hua, Chih-Shen Yang, Min-Jhe Chiang
  • Interlocking lid for wet bench
    Patent number: 7140512
    Abstract: An interlocking lid which is suitable for a wet bench tank used in the processing of semiconductor wafer substrates. The interlocking lid includes a pair of lid panels typically provided with a clasp having elements for engaging and interlocking with each other when the lid panels are in a closed position. At least one of the lids may further include a beveled lid shoulder which facilitates runoff of liquids from and hinders pooling of liquids on the exterior surface of the lid.
    Type: Grant
    Filed: January 20, 2004
    Date of Patent: November 28, 2006
    Assignee: Taiwan Semiconductor Manufacturing Co.
    Inventors: Yuen-Sheng Hua, Chi-Shen Yang, Yuan-Bang Lee, Ming-Zhe Chiang
  • SEALING DEVICE AND APPARATUS
    Publication number: 20050241844
    Abstract: A sealing device effects a seal between a first member and a second member of a hermetic chamber. The sealing device comprises body having an elongated shape forming a closed loop. The body of the sealing device comprises magnetic material and further includes a) a first and a second sealing portions, and b) at least one internal compartment formed by walls undulatingly extending between the first and second sealing portions. A sealing apparatus comprises a first member of a hermetic chamber, a second member of the hermetic chamber, and the above sealing device.
    Type: Application
    Filed: April 30, 2004
    Publication date: November 3, 2005
    Inventors: Yuen-Sheng Hua, Chih-Shen Yang, Min-Jhe Chiang
  • Interlocking lid for wet bench
    Publication number: 20050155976
    Abstract: An interlocking lid which is suitable for a wet bench tank used in the processing of semiconductor wafer substrates. The interlocking lid includes a pair of lid panels typically provided with a clasp having elements for engaging and interlocking with each other when the lid panels are in a closed position. At least one of the lids may further include a beveled lid shoulder which facilitates runoff of liquids from and hinders pooling of liquids on the exterior surface of the lid.
    Type: Application
    Filed: January 20, 2004
    Publication date: July 21, 2005
    Inventors: Yuen-Sheng Hua, Chi-Shen Yang, Yuan-Bang Lee, Ming-Zhe Chiang