Patents by Inventor Ronghua Song

Ronghua Song 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).

  • Microscope having a button for switching between functions of a focus knob
    Patent number: 11215807
    Abstract: A microscope, including an x motor, a y motor, and a z axis focusing driving mechanism that drive a stage to move; at least one knob operatively coupled to the x motor or y motor or the z axis focusing driving mechanism selectively via a controller; and at least one button coupled to the controller in communication. The controller is configured to disconnect a normal operative coupling between the knob and the z axis focusing driving mechanism and establish an operative coupling between the knob and the x motor or y motor when receiving a predetermined button signal, and restore the normal operative coupling between the knob and the z axis focusing driving mechanism and disconnect the operative coupling between the knob and the x motor or y motor when no longer receiving the predetermined button signal or when receiving a next button signal.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: January 4, 2022
    Assignee: CARL ZEISS MICROSCOPY GMBH
    Inventors: Zhongyu Li, Lei Cai, Tian Xia, Jochen Schweizer, Ralph Aschenbach, Guang Mei Wu, Ronghua Song