Inventor

SOLFRONK MATTHEW D

US11 patents

⚠️ This page may combine multiple inventors who share the name “SOLFRONK MATTHEW D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MCCOY MATTHEW T

2 patents

US9033055B2May 19, 2015

Selectively degradable passage restriction and method

MCCOY MATTHEW T25 citations89

US10301909B2May 28, 2019

Selectively degradable passage restriction

MCCOY MATTHEW T2 citations70

XU YINGQING

2 patents

US12000243B2Jun 4, 2024

Counter object, method and system

XU YINGQING0 citations61

US11761303B2Sep 19, 2023

Counter object, method and system

XU YINGQING0 citations61

BAKER HUGHES INC

1 patent

US7644772B2Jan 12, 2010

Ball seat having segmented arcuate ball support member

BAKER HUGHES INC79 citations97

BAKER HUGHES INCOPORATED

1 patent

US6651738B1Nov 25, 2003

Downhole isolation device with retained valve member

BAKER HUGHES INCOPORATED18 citations90

BAKER HUGHES OILFIELD OPERATIONS LLC

1 patent

US12371970B2Jul 29, 2025

Actuator, method, and system

BAKER HUGHES OILFIELD OPERATIONS LLC0 citations62

O'MALLEY EDWARD J

1 patent

US8584759B2Nov 19, 2013

Hydraulic fracture diverter apparatus and method thereof

O'MALLEY EDWARD J2 citations62

JACKSON TODD CHRISTOPHER

1 patent

US11629567B2Apr 18, 2023

Frac dart with a counting system

JACKSON TODD CHRISTOPHER0 citations59

STOLBOUSHKIN EUGENE

1 patent

US11634969B2Apr 25, 2023

Multi-stage object drop frac assembly with filtration media and method

STOLBOUSHKIN EUGENE1 citations57

KELLNER JUSTIN

1 patent

US9279311B2Mar 8, 2016

System, assembly and method for port control

KELLNER JUSTIN1 citations44