Patents by Inventor Dan A. MacDonald

Dan A. MacDonald 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).

  • Patent number: 11967240
    Abstract: The present disclosure describes systems and methods for facilitating commercial truck service requests using a software application that can be downloaded to a user's device and used by a truck driver when their truck breaks down to request service and connect with a service provider. The application provides a single place for the driver to select and communicate with an appropriate service provider, receive approval from the driver's transportation company, and log details of the repair.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: April 23, 2024
    Assignee: Jitter Inc.
    Inventors: Josh Renaud, Dan Renaud, Trevor Macdonald
  • Publication number: 20210317991
    Abstract: A heat modulating system includes a heat source, a temperature sensor proximate the heat source, and a controller in connection with the temperature sensor and the heat source. The controller modulates a rate of temperature increase of the heat source based on temperature detected by the temperature sensor, and at a temperature set point detected by the temperature sensor the controller modulates power to the heat source to help to prevent unintended autoignition of cooking oil.
    Type: Application
    Filed: May 17, 2019
    Publication date: October 14, 2021
    Inventors: Kevin CALLAHAN, Dan MACDONALD, Timothy Soe Moe THU, Wayne ZU
  • Publication number: 20020124710
    Abstract: A pipe cutting system for quickly and efficiently severing a cast iron pipe. The pipe cutting system includes a table having an upper slot, a hydraulic pump unit, a hydraulic cylinder, and a cutting chain attached between the hydraulic cylinder and the table extending upwardly through the slot in a looped manner. A first guide roller and a second guide roller guide the cutting chain during operation. The cast iron pipe is positioned within looped portion of the cutting chain exposed above the table through the slot and then the hydraulic cylinder is actuated to draw the cutting chain taut about the pipe until the pipe is cut.
    Type: Application
    Filed: March 8, 2001
    Publication date: September 12, 2002
    Inventor: Dan A. MacDonald