Patents Assigned to Grip Holdings, LLC
  • Thumb support for a gun
    Patent number: D658263
    Type: Grant
    Filed: October 11, 2010
    Date of Patent: April 24, 2012
    Assignee: Grip Holdings, LLC
    Inventor: R. Chester Nierenberg
  • Rifle brake
    Patent number: D666687
    Type: Grant
    Filed: November 11, 2010
    Date of Patent: September 4, 2012
    Assignee: Grip Holdings, LLC
    Inventor: Robert Chester Nierenberg
  • Rifle brake
    Patent number: D692086
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: October 22, 2013
    Assignee: Grip Holdings, LLC
    Inventor: Robert Chester Nierenberg
  • Twin cavity hex bit
    Patent number: D859945
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: September 17, 2019
    Assignee: GRIP HOLDINGS LLC
    Inventors: Paul Kukucka, Thomas Stefan Kukucka
  • Ball end screw bit
    Patent number: D859947
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: September 17, 2019
    Assignee: GRIP HOLDINGS LLC
    Inventors: Paul Kukucka, Thomas Stefan Kukucka