Patents by Inventor Girisha DJ

Girisha DJ 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).

  • WATER DETECTION INSIDE ELEVATOR PIT
    Publication number: 20200095091
    Abstract: A method of detecting water within a pit of an elevator shaft including: emitting an electromagnetic wave from an electromagnetic wave source towards a bottom of an elevator shaft; detecting a reflected electromagnetic wave of the electromagnetic wave using an electromagnetic wave detector; and determining whether water is present within the pit of the elevator shaft in response to the reflected electromagnetic wave.
    Type: Application
    Filed: September 23, 2019
    Publication date: March 26, 2020
    Inventors: Ankit Anand Gupta, Stella M. Oggianu, Girisha DJ, Arangarajan P, Anup Kumar