Patents by Inventor Tonghui LIU

Tonghui 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).

  • Publication number: 20230176215
    Abstract: A laser radar and an intelligent vehicle are provided, and may be specifically applied to the field of intelligent vehicles. The laser radar may include: a laser, configured to generate a laser signal; a beam shaping module, configured to perform collimation on the laser signal (step 300); a beam splitting module, configured to perform beam splitting on a laser signal to obtain a sounding signal and a local-frequency signal (step 301); a receiving module, configured to receive echo information and transmit the echo signal to an optical frequency mixing module (step 302); the optical frequency mixing module, configured to perform optical frequency mixing on the local-frequency signal and the echo information to obtain a first beat frequency signal and a second beat frequency signal (step 303); and a differential receiving unit, configured to differentially receive the first beat frequency signal and the second beat frequency signal.
    Type: Application
    Filed: January 30, 2023
    Publication date: June 8, 2023
    Inventors: Menglin Li, Tonghui Liu, Tong Jiang
  • Patent number: 10973807
    Abstract: The present invention provides a pharmaceutical composition containing a pyrrolo-fused six-membered heterocyclic compound or a pharmaceutically acceptable salt of the compound. Specifically, the invention provides a pharmaceutical composition containing 5-(2-diethylamino-ethyl)-2-(5-fluoro-2-oxo-1,2-dihydro-indol-3-ylidene-methyl)-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one or a pharmaceutically acceptable salt thereof, and at least one water soluble filler. The pharmaceutical composition of the invention features a rapid dissolution and good stability.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: April 13, 2021
    Assignee: Jiangsu Hengrui Medicine Co., Ltd.
    Inventors: Yun Lu, Xinhua Zhang, Chenyang Wang, Tonghui Liu
  • Patent number: 10966964
    Abstract: The present invention provides a method for preparing a pharmaceutical composition containing a pyrrolo-fused six-membered heterocyclic compound or a pharmaceutically acceptable salt thereof. Specifically, the invention provides a preparation method of a pharmaceutical composition, the method containing: mixing 5-(2-diethylamino-ethyl)-2-(5-fluoro-2-oxo-1,2-dihydro-indol-3-ylidene-methyl)-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one or a pharmaceutically acceptable salt thereof with at least one filler, and then granulating the mixture. The pharmaceutical composition of the invention features a rapid dissolution and good stability.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: April 6, 2021
    Assignee: Jiangsu Hengrui Medicine Co., Ltd.
    Inventors: Yun Lu, Xinhua Zhang, Chenyang Wang, Tonghui Liu
  • Publication number: 20190060290
    Abstract: The present invention provides a method for preparing a pharmaceutical composition containing a pyrrolo-fused six-membered heterocyclic compound or a pharmaceutically acceptable salt thereof. Specifically, the invention provides a preparation method of a pharmaceutical composition, the method containing: mixing 5-(2-diethylamino-ethyl)-2-(5-fluoro-2-oxo-1,2-dihydro-indol-3-ylidene-methyl)-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one or a pharmaceutically acceptable salt thereof with at least one filler, and then granulating the mixture. The pharmaceutical composition of the invention features a rapid dissolution and good stability.
    Type: Application
    Filed: February 28, 2017
    Publication date: February 28, 2019
    Inventors: Yun LU, Xinhua ZHANG, Chenyang WANG, Tonghui LIU
  • Publication number: 20190054073
    Abstract: The present invention provides a pharmaceutical composition containing a pyrrolo-fused six-membered heterocyclic compound or a pharmaceutically acceptable salt of the compound. Specifically, the invention provides a pharmaceutical composition containing 5-(2-diethylamino-ethyl)-2-(5-fluoro-2-oxo-1,2-dihydro-indol-3-ylidene-methyl)-3-methyl-1,5,6,7-tetrahydro-pyrrolo[3,2-c]pyridin-4-one or a pharmaceutically acceptable salt thereof, and at least one water soluble filler. The pharmaceutical composition of the invention features a rapid dissolution and good stability.
    Type: Application
    Filed: February 28, 2017
    Publication date: February 21, 2019
    Inventors: Yun LU, Xinhua ZHANG, Chenyang WANG, Tonghui LIU