Patents by Inventor Zhirong Chen

Zhirong Chen 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).

  • Crystalline sodium atorvastatin
    Patent number: 8017647
    Abstract: Crystalline sodium atorvastatin, compositions containing the same and methods for the production thereof.
    Type: Grant
    Filed: August 15, 2006
    Date of Patent: September 13, 2011
    Assignees: Arrow International Limited, Zhejiang Neo-Dankong Pharmaceutical Co. Ltd.
    Inventors: Kailan Zhou, Hong Liu, Zhirong Chen, Huabin Hong, Yang Sun, Yunde Wang, Jiangchun Pan
  • CRYSTALLINE SODIUM ATORVASTATIN
    Publication number: 20110218228
    Abstract: Crystalline sodium atorvastatin, compositions containing the same and methods for the production thereof.
    Type: Application
    Filed: May 20, 2011
    Publication date: September 8, 2011
    Applicant: ARROW INTERNATIONAL LIMITED
    Inventors: Kailan Zhou, Hong Liu, Zhirong Chen, Huabin Hong, Yang Sun, Yunde Wang, Jiangchun Pan
  • ANTISKID PERFORMANCE TESTING APPARATUS FOR SHOE SOLE
    Publication number: 20110132068
    Abstract: An antiskid performance testing apparatus for shoe sole comprises a base (17), a locating device and a force application device. The force application device includes a power source, a transport mechanism and a force application rod (6). The force application rod (6) is connected with a fixing shaft (8) via a sector turntable (2). The sector turntable (2) is equipped with a circular arc groove, and is sleeved on the fixing shaft (8) via a sleeve (12). A lower end of the force application rod (6) is fixed on the sector turntable (2) via a location pin (3), an upper end of the force application rod (6) is connected with the transport mechanism, and middle of the force application rod (6) is fixed with a slide pin (4). Two ends of the slide pin (4) are located in the circular arc groove of the sector turntable (2). The testing apparatus can test the antiskid performance of shoe under different force angles.
    Type: Application
    Filed: June 16, 2009
    Publication date: June 9, 2011
    Applicant: ZHEJIANG RED DRAGONFLY FOOTWEAR CO., LTD.
    Inventor: Zhirong Chen
  • Crystalline sodium atorvastatin
    Publication number: 20070066678
    Abstract: Crystalline sodium atorvastatin, compositions containing the same and methods for the production thereof
    Type: Application
    Filed: August 15, 2006
    Publication date: March 22, 2007
    Inventors: Kailan Zhou, Hong Liu, Zhirong Chen, Huabin Hong, Yang Sun, Yunde Wang, Jiangchun Pan
  • Crystalline sodium atorvastatin
    Publication number: 20070066679
    Abstract: Crystalline sodium atorvastatin, compositions containing the same and methods for the production thereof.
    Type: Application
    Filed: August 15, 2006
    Publication date: March 22, 2007
    Inventors: Kailan Zhou, Hong Liu, Zhirong Chen, Huabin Hong, Yang Sun, Yunde Wang, Jiangchun Pan