Patents by Inventor Syoichi NANBA

Syoichi NANBA 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).

  • Device for detecting refrigerant leak in refrigeration cycle
    Patent number: 11150156
    Abstract: The purpose of the present invention is to propose a device for detecting refrigerant leaks in a refrigeration cycle. The device can be applied irrespective of whether a liquid-receiving tank is present, has a simple configuration, and can be installed easily and inexpensively as a retrofit. Moreover, the device is configured so as to detect the presence of leaks without stopping operation of the equipment, and is innovative and of exceptional utility such that there is no decrease in the equipment operation rate as caused by detection of leaks.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: October 19, 2021
    Assignee: NANBA CO., LTD.
    Inventors: Shunsuke Nanba, Syoichi Nanba
  • DEVICE FOR DETECTING REFRIGERANT LEAK IN REFRIGERATION CYCLE
    Publication number: 20190011325
    Abstract: The purpose of the present invention is to propose a device for detecting refrigerant leaks in a refrigeration cycle. The device can be applied irrespective of whether a liquid-receiving tank is present, has a simple configuration, and can be installed easily and inexpensively as a retrofit. Moreover, the device is configured so as to detect the presence of leaks without stopping operation of the equipment, and is innovative and of exceptional utility such that there is no decrease in the equipment operation rate as caused by detection of leaks.
    Type: Application
    Filed: February 15, 2016
    Publication date: January 10, 2019
    Applicant: NANBA CO., LTD.
    Inventors: Shunsuke NANBA, Syoichi NANBA