Patents by Inventor Robert Leonard Daniels

Robert Leonard Daniels 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).

  • City system
    Patent number: 10597895
    Abstract: An ecological city system is provided including a core structure and a set of circularly arranged structures having various functions surrounding the core. A plurality of radially arranged transportation structures provide transportation between the circularly arranged structures and the core structure. The ecological city system sustains inhabitant life via a closed loop system for maximizing ecological sustainability, ecological harmony, inhabitant safety, and economic performance and efficiency.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: March 24, 2020
    Inventor: Robert Leonard Daniels