Patents by Inventor Leonid Karchevsky

Leonid Karchevsky 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).

  • Attachment apparatus for laser engraving
    Patent number: 12194544
    Abstract: An attachment apparatus for laser engraving comprising a chuck housing comprising a plurality of channels; a plurality of self-centering jaws bases disposed within the plurality of channels, the plurality of self-centering jaws bases further comprising at least one jaws base hole; and a scroll wheel in mechanical communication with the plurality of self-centering jaws bases.
    Type: Grant
    Filed: January 12, 2024
    Date of Patent: January 14, 2025
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • ATTACHMENT APPARATUS FOR LASER ENGRAVING
    Publication number: 20240238877
    Abstract: An attachment apparatus for laser engraving comprising a chuck housing comprising a plurality of channels; a plurality of self-centering jaws bases disposed within the plurality of channels, the plurality of self-centering jaws bases further comprising at least one jaws base hole; and a scroll wheel in mechanical communication with the plurality of self-centering jaws bases.
    Type: Application
    Filed: January 12, 2024
    Publication date: July 18, 2024
    Applicant: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary grip
    Patent number: D1013005
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: January 30, 2024
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary grip
    Patent number: D1013006
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: January 30, 2024
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary device
    Patent number: D1028040
    Type: Grant
    Filed: October 10, 2023
    Date of Patent: May 21, 2024
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary grip
    Patent number: D1042564
    Type: Grant
    Filed: January 30, 2024
    Date of Patent: September 17, 2024
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary grip
    Patent number: D1042565
    Type: Grant
    Filed: January 30, 2024
    Date of Patent: September 17, 2024
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky
  • Rotary grip
    Patent number: D1062814
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: February 18, 2025
    Assignee: LensDigital, LLC
    Inventor: Leonid Karchevsky