Patents by Inventor Yan-Hong Liu

Yan-Hong Liu 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).

  • WAFER CONTAINER AND METHOD FOR HOLDING WAFER
    Publication number: 20170194180
    Abstract: A wafer container includes at least one shelf and a frame. The shelf is capable of holding at least one wafer, and has at least one opening therein. The opening is at least partially exposed by the wafer when the wafer is hold by the shelf. The frame carries the shelf and allows access to the shelf.
    Type: Application
    Filed: January 5, 2016
    Publication date: July 6, 2017
    Inventors: Po-Hsun TSENG, Yan-Hong LIU, Wen-Han TAN, Hung-Wen CHEN
  • 6-ARYLAMINO-5-CYANO-4-PYRIMIDINONES AS PDE9A INHIBITORS
    Publication number: 20090111838
    Abstract: The invention relates to novel 6-arylamino-5-cyano-4-pyrimidinones of formula (I) methods for the production thereof, and the use thereof for producing medicaments utilized for improving awareness, concentration, learning capacity, and/or retentiveness of memory. Said compounds (I) show activity as PDE9 inhibitors.
    Type: Application
    Filed: December 19, 2008
    Publication date: April 30, 2009
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Martin HENDRIX, Lars BARFACKER, Bettina BEYREUTHER, Ulrich EBERT, Christina ERB, Frank-Thorsten HAFNER, Heike HECKROTH, Yan-Hong LIU, Dagmar KARTHAUS, Adrian TERSTEEGEN, Franz-Josef VAN DER STAAY, Marja VAN KAMPEN
  • 6-arylamino-5-cyano-4-pyrimidinones as pde9a inhibitors
    Patent number: 7488733
    Abstract: The invention relates to novel 6-arylamino-5-cyano-4-pyrimidinones of formula (I) methods for the production thereof, and the use thereof for producing medicaments utilized for improving awareness, concentration, learning capacity, and/or retentiveness of memory. Said compounds (I) show activity as PDE9 inhibitors.
    Type: Grant
    Filed: June 16, 2004
    Date of Patent: February 10, 2009
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Martin Hendrix, Lars Bärfacker, Bettina Beyreuther, Ulrich Ebert, Christina Erb, Frank-Thorsten Hafner, Heike Heckroth, Yan-Hong Liu, Dagmar Karthaus, Adrian Tersteegen, Franz-Josef van der Staay, Marja van Kampen
  • LIGHT REFLECTING DEVICE WITH STRAY LIGHT EXTINCTION CAPABILITY
    Publication number: 20070241341
    Abstract: A light reflecting device includes: a substrate having front and back surfaces; a light absorbing layer formed on a selected one of the front and back surfaces of the substrate; a buffer layer formed on the light absorbing layer when the light absorbing layer is formed on the front surface of the substrate and on the front surface of the substrate when the light absorbing layer is formed on the back surface of the substrate; and a light reflecting layer formed on the buffer layer. The light absorbing layer has an extinction coefficient greater than 0.15 and a layer thickness ranging from 10 to 500 nm.
    Type: Application
    Filed: January 29, 2007
    Publication date: October 18, 2007
    Applicant: ASIA OPTICAL CO., INC.
    Inventor: Yan-Hong LIU
  • 6-Arylamino-5-cyano-4-pyrimidinones as pde9a inhibitors
    Publication number: 20070105881
    Abstract: The invention relates to novel 6-arylamino-5-cyano-4-pyrimidinones of formula (I) methods for the production thereof, and the use thereof for producing medicaments utilized for improving awareness, concentration, learning capacity, and/or retentiveness of memory. Said compounds (I) show activity as PDE9 inhibitors.
    Type: Application
    Filed: June 16, 2004
    Publication date: May 10, 2007
    Applicant: Bayer HealthCare AG
    Inventors: Martin Hendrix, Lars Barfacker, Bettina Beyreuther, Ulrich Ebert, Christina Erb, Frank-Thorsten Hafner, Heike Heckroth, Yan-Hong Liu, Dagmar Karthaus, Adrian Tersteegen, Franz-Josef van der Staay, Marja van Kampen
  • Apparatus for use in forming colored segments of a color filter
    Patent number: 6999251
    Abstract: An apparatus for use in forming colored segments of a color filter on a substrate includes at least one pair of first and second masking plates, and a securing device for securing together the first and second masking plates and the substrate. The substrate has an outer periphery and a first surface which is adapted to be coated with the colored segments. The first masking plate overlies the first surface, and has a first outer periphery corresponding to the outer periphery of the substrate, and at least one first cutout part to expose a portion of the first surface. The second masking plate has a second outer periphery corresponding to the first outer periphery, and at least one second cutout part corresponding to the first cutout part.
    Type: Grant
    Filed: April 16, 2004
    Date of Patent: February 14, 2006
    Assignee: Asia Optical Co., Inc.
    Inventors: Po-Sung Kao, Wen-Hao Huang, Yan-Hong Liu, Yang-Sang Tien