Patents by Inventor Yingzhi Bi

Yingzhi Bi 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).

  • Quinoline inhibitors of cGMP phosphodiesterase
    Patent number: 6576644
    Abstract: Compounds of the formula (I) are useful as inhibitors of cGMP PDE especially Type 5.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: June 10, 2003
    Assignee: Bristol-Myers Squibb Co.
    Inventors: Yingzhi Bi, Guixue Yu, David P. Rotella, John E. Macor
  • Quinoline inhibitors of cGMP phosphodiesterase
    Publication number: 20020177587
    Abstract: 1
    Type: Application
    Filed: August 20, 2001
    Publication date: November 28, 2002
    Inventors: Yingzhi Bi, Guixue Yu, David P. Rotella, John E. Macor
  • Pyrazolopyridopyrimidine inhibitors of cGMP phosphodiesterase
    Publication number: 20020133008
    Abstract: Compounds of the formula (I) 1
    Type: Application
    Filed: March 16, 2001
    Publication date: September 19, 2002
    Inventors: John E. Macor, Yingzhi Bi