Inventor
BELSHAN DARYL
US9 patents
⚠️ This page may combine multiple inventors who share the name “BELSHAN DARYL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BLACK HORSE LLC
4 patentsUS9631739B2Apr 25, 2017
Valve and seat assembly for a high pressure pump
BLACK HORSE LLC108 citations91
US10871227B1Dec 22, 2020
Power end of a pump
BLACK HORSE LLC45 citations90
US10273954B2Apr 30, 2019
Fluid end of a reciprocating pump with reduced stress
BLACK HORSE LLC35 citations90
US10240594B2Mar 26, 2019
Dynamic seal cartridge in a fluid end of a reciprocating pump
BLACK HORSE LLC33 citations90
SPM OIL & GAS INC
4 patentsUS12584478B2Mar 24, 2026
Packing retaining component for a fluid pump
SPM OIL & GAS INC0 citations53
US12372078B2Jul 29, 2025
Multiple-valve system for a fluid pump
SPM OIL & GAS INC0 citations48
US12158142B2Dec 3, 2024
System and method for maintaining pumps
SPM OIL & GAS INC0 citations47
US12480487B1Nov 25, 2025
Fluid end of pump
SPM OIL & GAS INC0 citations43