Inventor
NEWBERG STEVEN ZACHARY
US13 patents
Patents
13 patentsUS12055221B2Aug 6, 2024
Dual ring stuffing box
VULCAN IND HOLDINGS LLC17 citations94
US11421679B1Aug 23, 2022
Packing assembly with threaded sleeve for interaction with an installation tool
VULCAN IND HOLDINGS LLC42 citations94
US11391374B1Jul 19, 2022
Dual ring stuffing box
VULCAN IND HOLDINGS LLC49 citations94
USD933107SOct 12, 2021
Fluid end for a pumping system
VULCAN IND HOLDINGS LLC30 citations93
USD933106SOct 12, 2021
Fluid end for a pumping system
VULCAN IND HOLDINGS LLC30 citations93
US12049889B2Jul 30, 2024
Packing bore wear sleeve retainer system
VULCAN IND HOLDINGS LLC19 citations92
US12404931B2Sep 2, 2025
Dual ring stuffing box
VULCAN IND HOLDINGS LLC5 citations85
US12345253B2Jul 1, 2025
Packing assembly with threaded sleeve for interaction with an installation tool
VULCAN IND HOLDINGS LLC6 citations85
US12292120B1May 6, 2025
System and method for valve assembly
VULCAN IND HOLDINGS LLC8 citations85
USD1061623SFeb 11, 2025
Fluid end for a pumping system
VULCAN IND HOLDINGS LLC13 citations85
US12270394B2Apr 8, 2025
Packing bore wear sleeve retainer system
VULCAN IND HOLDINGS LLC8 citations84
US12480489B2Nov 25, 2025
Packing bore wear sleeve retainer system
VULCAN IND HOLDINGS LLC1 citations72
US12510164B1Dec 30, 2025
Sleeved fluid end
VULCAN IND HOLDINGS LLC0 citations52