Patents by Inventor Dacheng Tian

Dacheng Tian 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).

  • Patent number: 11968879
    Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 23, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yunlong Li, Pengcheng Lu, Yu Ao, Zhijian Zhu, Yuanlan Tian, Dacheng Zhang
  • Patent number: 8309104
    Abstract: The present invention relates to a novel controlled release dosage form that releases therapeutic amounts of a sedative or hypnotic agent rapidly after administration and maintains therapeutic levels for about eight hours after administration.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: November 13, 2012
    Assignee: Watson Pharmaceuticals, Inc.
    Inventors: Xiu Xiu Cheng, Dacheng Tian
  • Patent number: 7713550
    Abstract: Disclosed is a controlled release formulation comprising valproic acid, pharmaceutically acceptable salt thereof, amide thereof, or derivative thereof.
    Type: Grant
    Filed: June 15, 2004
    Date of Patent: May 11, 2010
    Assignee: Andrx Corporation
    Inventors: Nilobon Podhipleux, Xiu Xiu Cheng, Unchalee Lodin, Chih-Ming Chen, Avinash Nangia, Dacheng Tian
  • Publication number: 20090123535
    Abstract: The present invention relates to a novel controlled release dosage form that releases therapeutic amounts of a sedative or hypnotic agent rapidly after administration and maintains therapeutic levels for about eight hours after administration.
    Type: Application
    Filed: December 4, 2008
    Publication date: May 14, 2009
    Inventors: Xiu Xiu Cheng, Dacheng Tian
  • Publication number: 20070237820
    Abstract: Disclosed is a pharmaceutical dosage form including a therapeutically effective amount of an NSAID and an antiulcerative agent.
    Type: Application
    Filed: April 11, 2007
    Publication date: October 11, 2007
    Applicant: Andrx Pharmaceuticals, LLC
    Inventors: Xiu Cheng, Avinash Nangia, Dacheng Tian
  • Publication number: 20070207203
    Abstract: The present invention relates to a novel controlled release dosage form that releases therapeutic amounts of a sedative or hypnotic agent rapidly after administration and maintains therapeutic levels for about eight hours after administration.
    Type: Application
    Filed: February 28, 2007
    Publication date: September 6, 2007
    Inventors: Xiu Xiu Cheng, Dacheng Tian
  • Publication number: 20070160671
    Abstract: In certain embodiments, the invention is directed to a pharmaceutical dosage form consisting essentially of a single phase matrix comprising metformin or a pharmaceutically acceptable salt thereof and at least one controlled release excipient; said dosage form providing a mean Tmax of metformin from about 3 to about 12 hours after administration to human patients.
    Type: Application
    Filed: March 16, 2007
    Publication date: July 12, 2007
    Applicant: Andrx Corporation
    Inventors: Xiu-Xiu Cheng, Chih-Ming Chen, Steve Jan, Dacheng Tian
  • Patent number: 7237436
    Abstract: The present invention comprises a device and methods for dissolution or immersion testing and, in particular, a device and methods that improve the consistency of test results by limiting the ability of pharmaceutical or other dosage forms to move or reorient during testing.
    Type: Grant
    Filed: March 20, 2006
    Date of Patent: July 3, 2007
    Inventors: Dacheng Tian, Xiu Xiu Cheng, Jack Cardinal, Boyong Li, Avinash Nangia
  • Patent number: 7220938
    Abstract: A system and method for receiving and collecting particulate matter from drilled or cut holes in a tablet on a turntable and transporting said particulate to a remote location is described.
    Type: Grant
    Filed: June 15, 2004
    Date of Patent: May 22, 2007
    Inventor: Dacheng Tian
  • Publication number: 20060207356
    Abstract: The present invention comprises a device and methods for dissolution or immersion testing and, in particular, a device and methods that improve the consistency of test results by limiting the ability of pharmaceutical or other dosage forms to move or reorient during testing.
    Type: Application
    Filed: March 20, 2006
    Publication date: September 21, 2006
    Inventors: Dacheng Tian, Xiu Cheng, Jack Cardinal, Boyong Li, Avinash Nangia
  • Patent number: 7051606
    Abstract: The present invention comprises a device and methods for dissolution or immersion testing and, in particular, a device and methods that improve the consistency of test results by limiting the ability of pharmaceutical or other dosage forms to move or reorient during testing.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: May 30, 2006
    Assignee: Andrx Labs LLC
    Inventors: Dacheng Tian, Xiu Xiu Cheng, Jack Cardinal, Boyong Li, Avinash Nangia
  • Publication number: 20050287185
    Abstract: A controlled release oxybutynin tablet that employs a homogeneous core with less than 50% of a water swellable polymer and a semi-permeable membrane that surrounds the homogeneous core.
    Type: Application
    Filed: July 29, 2004
    Publication date: December 29, 2005
    Inventors: David Wong, Xiu Cheng, Chih-Ming Chen, Steve Jan, Aaron Dely, Dacheng Tian
  • Publication number: 20050276848
    Abstract: The present invention is directed to sustained release oral dosage forms comprising neutralized divalproex sodium, methods of manufacturing the dosage forms, and methods of treatment with the dosage forms.
    Type: Application
    Filed: June 15, 2004
    Publication date: December 15, 2005
    Inventors: Nilobon Podhipleux, Xiu Cheng, Unchalee Lodin, Chih-Ming Chen, Avinash Nangia, Dacheng Tian
  • Publication number: 20050276850
    Abstract: Disclosed is a controlled release formulation comprising valproic acid, pharmaceutically acceptable salt thereof, amide thereof, or derivative thereof.
    Type: Application
    Filed: June 15, 2004
    Publication date: December 15, 2005
    Inventors: Nilobon Podhipleux, Xiu Cheng, Unchalee Lodin, Chih-Ming Chen, Avinash Nangia, Dacheng Tian
  • Patent number: 6966453
    Abstract: This invention relates to an apparatus and method for regulating the delivery rate of bulk tablets to a tablet transportation system.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: November 22, 2005
    Assignee: Andrx Pharmaceuticals LLC
    Inventor: Dacheng Tian
  • Publication number: 20050242074
    Abstract: The subject invention is a system and method for receiving and collecting particulate matter from a drilled or cut surface and transporting said particulate to a remote location.
    Type: Application
    Filed: June 15, 2004
    Publication date: November 3, 2005
    Inventor: Dacheng Tian
  • Publication number: 20050166688
    Abstract: The present invention comprises a device and methods for dissolution or immersion testing and, in particular, a device and methods that improve the consistency of test results by limiting the ability of pharmaceutical or other dosage forms to move or reorient during testing.
    Type: Application
    Filed: January 30, 2004
    Publication date: August 4, 2005
    Inventors: Dacheng Tian, Xiu Cheng, Jack Cardinal, Boyong Li, Avinash Nangia
  • Publication number: 20050163847
    Abstract: Disclosed is a pharmaceutical dosage form including a therapeutically effective amount of an NSAID and an antiulcerative agent.
    Type: Application
    Filed: January 20, 2005
    Publication date: July 28, 2005
    Applicant: Andrx Pharmaceuticals, LLC
    Inventors: Xiu Cheng, Avinash Nangia, Dacheng Tian
  • Patent number: 6756564
    Abstract: A method for receiving and collecting particulate matter from drilled or cut holes in a tablet on a turntable and transporting said particulate to a remote location is described.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: June 29, 2004
    Assignee: Andrx Pharmaceuticals LLC
    Inventor: Dacheng Tian
  • Publication number: 20040052848
    Abstract: In certain embodiments, the invention is directed to a pharmaceutical dosage form consisting essentially of a single phase matrix comprising metformin or a pharmaceutically acceptable salt thereof and at least one controlled release excipient; said dosage form providing a mean Tmax of metformin from about 3 to about 12 hours after administration to human patients.
    Type: Application
    Filed: May 20, 2003
    Publication date: March 18, 2004
    Inventors: Xiu-Xiu Cheng, Chih-Ming Chen, Steve Jan, Dacheng Tian