Patents by Inventor Mark E. Hackett

Mark E. Hackett 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).

  • Keyless locking tremolo systems and methods
    Patent number: 11087723
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: August 10, 2021
    Inventor: Mark E. Hackett
  • Compact string tension regulation apparatus for tremolo systems
    Patent number: 10923086
    Abstract: Compact string tension regulation apparatus for tremolo systems comprising a rotatable body having a protrusion extending from the body. A bearing surface of the protrusion may be selectively engaged with a tremolo to provide a plurality of string tensions.
    Type: Grant
    Filed: January 19, 2019
    Date of Patent: February 16, 2021
    Inventor: Mark E. Hackett
  • KEYLESS LOCKING TREMOLO SYSTEMS AND METHODS
    Publication number: 20200143776
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Application
    Filed: December 27, 2019
    Publication date: May 7, 2020
    Inventor: Mark E. Hackett
  • Keyless locking tremolo systems and methods
    Patent number: 10553186
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: February 4, 2020
    Inventor: Mark E. Hackett
  • COMPACT STRING TENSION REGULATION APPARATUS FOR TREMOLO SYSTEMS
    Publication number: 20190228746
    Abstract: Compact string tension regulation apparatus for tremolo systems comprising a rotatable body having a protrusion extending from the body. A bearing surface of the protrusion may be selectively engaged with a tremolo to provide a plurality of string tensions.
    Type: Application
    Filed: January 19, 2019
    Publication date: July 25, 2019
    Inventor: Mark E. Hackett
  • KEYLESS LOCKING TREMOLO SYSTEMS AND METHODS
    Publication number: 20170098436
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Application
    Filed: December 6, 2016
    Publication date: April 6, 2017
    Inventor: Mark E. Hackett
  • Keyless locking tremolo systems and methods
    Patent number: 9542915
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: January 10, 2017
    Inventor: Mark E. Hackett
  • KEYLESS LOCKING TREMOLO SYSTEMS AND METHODS
    Publication number: 20160189691
    Abstract: Embodiments disclosed herein describe keyless locking tremolo systems and methods for musical instruments that are configured to tune and restrain strings for a musical instrument without an external tool. Embodiments are configured to adjust the vertical positioning of a tightening post and string clamp without an external tool.
    Type: Application
    Filed: December 28, 2015
    Publication date: June 30, 2016
    Inventor: Mark E. Hackett