Patents by Inventor FREDERIC GRAHAM

FREDERIC GRAHAM 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).

  • Refrigerated trailers
    Patent number: 12674616
    Abstract: A refrigerated trailer having thermal insulation, including: a plurality of side walls, wherein each side wall includes: a first plurality of vacuum insulated panels (VIPs), each VIP of the first plurality of VIPs made of thermal resistant and porous material; and a roof including: a second plurality of VIPs, each VIP of the second plurality of VIPs made of thermal resistant and porous material; a second plurality of structural posts, each structural post of the second plurality of structural posts made of composite material, the second plurality of structural posts arranged in a horizontal bow configuration to hold the second plurality of VIPs in place to form a roof.
    Type: Grant
    Filed: December 22, 2023
    Date of Patent: July 7, 2026
    Assignee: HYUNDAI TRANSLEAD
    Inventors: Young Jae Park, Alvaro Frausto, Martin Martinez-Contreras, Enrique Chavez, Joseph Enright, Victor Vargas, Jr., Frederic Graham
  • REFRIGERATED TRAILERS
    Publication number: 20250102219
    Abstract: A refrigerated trailer having thermal insulation, including: a plurality of side walls, wherein each side wall includes: a first plurality of vacuum insulated panels (VIPs), each VIP of the first plurality of VIPs made of thermal resistant and porous material; and a roof including: a second plurality of VIPs, each VIP of the second plurality of VIPs made of thermal resistant and porous material; a second plurality of structural posts, each structural post of the second plurality of structural posts made of composite material, the second plurality of structural posts arranged in a horizontal bow configuration to hold the second plurality of VIPs in place to form a roof.
    Type: Application
    Filed: December 22, 2023
    Publication date: March 27, 2025
    Inventors: Young Jae Park, Alvaro Frausto, Martin Martinez-Contreras, Enrique Chavez, Joseph Enright, Bobby Basnet, Victor Vargas, Jr., Frederic Graham
  • LIGHT EMITTING DIODE DRIVER WITH OVERLOAD PROTECTION AND INDICATION WITH REDUNDANCY
    Publication number: 20130264945
    Abstract: A method of driving a light-emitting diode (LED) light load is disclosed herein. The method includes the step of driving an LED light load in a plurality of different modes. Each mode is defined by at least one of constant current and constant voltage delivered by a power supply. In the exemplary embodiment disclosed herein, each mode can be defined by at least one of constant current and constant voltage and by at least one of variable current and variable voltage.
    Type: Application
    Filed: April 4, 2013
    Publication date: October 10, 2013
    Inventors: AL SMITH, FREDERIC GRAHAM