Patents by Inventor Yoichi SONODA

Yoichi SONODA 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).

  • Chemical liquid injector
    Patent number: 11819672
    Abstract: A chemical liquid injector including a driving mechanism which applies a pressure to a chemical liquid in a container and pushes out the chemical liquid, and an injection control unit for setting operating conditions of the driving mechanism. The control unit has a main-injection condition determination section which determines injection conditions for a main injection, and an injection preliminary operation condition determination section which determines injection conditions for an injection preliminary operation, and is configured to execute the injection preliminary operation and the main injection consecutively in this order when injecting chemical liquid.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: November 21, 2023
    Assignee: Nemoto Kyorindo Co., Ltd.
    Inventors: Shigeru Nemoto, Koji Yamaguchi, Takahiro Moriyama, Yoichi Sonoda
  • DRUG SOLUTION INFUSION DEVICE
    Publication number: 20210228812
    Abstract: A chemical liquid injector including a driving mechanism which applies a pressure to a chemical liquid in a container and pushes out the chemical liquid, and an injection control unit for setting operating conditions of the driving mechanism. The control unit has a main-injection condition determination section which determines injection conditions for a main injection, and an injection preliminary operation condition determination section which determines injection conditions for an injection preliminary operation, and is configured to execute the injection preliminary operation and the main injection consecutively in this order when injecting chemical liquid.
    Type: Application
    Filed: December 6, 2018
    Publication date: July 29, 2021
    Inventors: Shigeru Nemoto, Koji YAMAGUCHI, Takahiro MORIYAMA, Yoichi SONODA