Patents by Inventor Chunrong FENG

Chunrong FENG 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).

  • HS-25 tablet and preparation method therefor
    Patent number: 11622939
    Abstract: An HS-25 tablet, an HS-25 solid dispersion composition, a preparation method therefor and usage thereof. The HS-25 tablet is made by using HS-25 and excipients for wet granulation, drying, granulating and tablet pressing.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: April 11, 2023
    Assignee: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
    Inventors: Li Ding, Jun Dai, Chunrong Feng, Changliang Dai
  • HS-25 TABLET AND PREPARATION METHOD THEREFOR
    Publication number: 20210145754
    Abstract: An HS-25 tablet, an HS-25 solid dispersion composition, a preparation method therefor and usage thereof. The HS-25 tablet is made by using HS-25 and excipients for wet granulation, drying, granulating and tablet pressing.
    Type: Application
    Filed: November 23, 2018
    Publication date: May 20, 2021
    Applicant: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
    Inventors: Li DING, Jun DAI, Chunrong FENG, Changliang DAI
  • GINSENOSIDE C-K ORAL SOLID PREPARATION AND PREPARATION METHOD THEREOF
    Publication number: 20180185399
    Abstract: Disclosed are a ginsenoside C-K oral solid preparation and a preparation method thereof. The ginsenoside C-K oral solid preparation is prepared by melting the ginsenoside C-K and a carrier material, extruding and palletizing the mixture, and then mixing the particles and other excipients. The oral solid preparation improves the solubility, bioavailabilty and compliance of ginsenoside C-K.
    Type: Application
    Filed: July 3, 2015
    Publication date: July 5, 2018
    Applicant: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
    Inventors: Zhixiong LIAO, Chunrong FENG, Jun DAI
  • HPPH lyophilized powder injection for injection and preparation method thereof
    Patent number: 9717795
    Abstract: Disclosed are a HPPH lyophilized powder injection for injection and the preparation method thereof. The HPPH lyophilized powder injection contains HPPH, auxiliary solvents, solubilizing agents, excipients, and pH adjusting agents. The HPPH lyophilized powder injection is loose and has good resolubility, low moisture, and good stability.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: August 1, 2017
    Assignee: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
    Inventors: Chunrong Feng, Huanwei Zhang, Jianqiao Wang
  • HPPH LYOPHILIZED POWDER INJECTION FOR INJECTION AND PREPARATION METHOD THEREOF
    Publication number: 20150366965
    Abstract: Disclosed are a HPPH lyophilized powder injection for injection and the preparation method thereof. The HPPH lyophilized powder injection contains HPPH, auxiliary solvents, solubilizing agents, excipients, and pH adjusting agents. The HPPH lyophilized powder injection is loose and has good resolubility, low moisture, and good stability.
    Type: Application
    Filed: January 21, 2014
    Publication date: December 24, 2015
    Inventors: Chunrong FENG, Huanwei ZHANG, Jianqiao WANG