Patents by Inventor Calvin ROTH

Calvin ROTH 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).

  • Portable power-driven press
    Patent number: 11318696
    Abstract: A portable press configured to selectably apply either compression or expansion forces to objects or workpieces, thereby permitting multiple functions such as pressing, bending, fixturing, spreading, lifting, and position holding assistance in fabrication applications to the objects or workpieces.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: May 3, 2022
    Assignee: CALVIN FABRICATIONS CO.
    Inventor: Calvin Roth
  • Portable Power-Driven Press
    Publication number: 20210299988
    Abstract: A portable press configured to selectably apply either compression or expansion forces to objects or workpieces, thereby permitting multiple functions such as pressing, bending, fixturing, spreading, lifting, and position holding assistance in fabrication applications to the objects or workpieces.
    Type: Application
    Filed: February 10, 2021
    Publication date: September 30, 2021
    Inventor: Calvin ROTH