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Min Mark Yuan
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Katy, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Frac plug device for high expansion at the setting position
Patent number
12,209,481
Issue date
Jan 28, 2025
CNPC USA Corporation
Matthew Patsy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Frac plug device with an anchor mandrel assembly for a locked set c...
Patent number
12,139,994
Issue date
Nov 12, 2024
CNPC USA Corporation
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with degradable nose
Patent number
11,603,736
Issue date
Mar 14, 2023
Halliburton Energy Services, Inc.
Lonnie C. Helms
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole check valve assembly with a ratchet mechanism
Patent number
11,512,545
Issue date
Nov 29, 2022
Halliburton Energy Services, Inc.
Min M. Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flapper disk for buoyancy assisted casing equipment
Patent number
11,499,395
Issue date
Nov 15, 2022
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole apparatus with degradable plugs
Patent number
11,492,867
Issue date
Nov 8, 2022
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole check valve assembly with a locking mechanism
Patent number
11,473,395
Issue date
Oct 18, 2022
Halliburton Energy Services, Inc.
Stephen A. Yeldell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plug piston barrier
Patent number
11,391,115
Issue date
Jul 19, 2022
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Grant
Differential fill valve with collet sleeve
Patent number
11,391,119
Issue date
Jul 19, 2022
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole apparatus
Patent number
11,346,171
Issue date
May 31, 2022
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole check valve assembly with a frustoconical mandrel
Patent number
11,313,189
Issue date
Apr 26, 2022
Halliburton Energy Services, Inc.
Benny E. Dawsey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool
Patent number
11,293,260
Issue date
Apr 5, 2022
Halliburton Energy Services, Inc.
Avinash Gopal Dharne
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool
Patent number
11,293,261
Issue date
Apr 5, 2022
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole apparatus with removable plugs
Patent number
11,255,155
Issue date
Feb 22, 2022
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Threadless float equipment and method
Patent number
11,242,720
Issue date
Feb 8, 2022
Halliburton Energy Services, Inc.
Handoko Tirto Santoso
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with waffle debris barrier
Patent number
11,230,905
Issue date
Jan 25, 2022
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with annular cavity and piston
Patent number
11,142,994
Issue date
Oct 12, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with floating piston
Patent number
11,105,166
Issue date
Aug 31, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with overlapping membranes
Patent number
11,072,990
Issue date
Jul 27, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with debris barrier
Patent number
10,995,583
Issue date
May 4, 2021
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Grant
Buoyancy assist tool with center diaphragm debris barrier
Patent number
10,989,013
Issue date
Apr 27, 2021
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Grant
Premium mesh screen
Patent number
9,267,360
Issue date
Feb 23, 2016
Schlumberger Technology Corporation
Robert Krush
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
MOLDED ARTICLES OF MODIFIED POLYGLYCOLIC ACID FOR DEGRADABLE DOWNHO...
Publication number
20250137347
Publication date
May 1, 2025
CNPC USA Corp.
Peixiang XING
E21 - EARTH DRILLING MINING
Information
Patent Application
FRAC PLUG DEVICE WITH AN ANCHOR MANDREL FOR A LOCKED SET CONFIGURATION
Publication number
20240287867
Publication date
Aug 29, 2024
CNPC USA CORPORATION
Matthew PATSY
E21 - EARTH DRILLING MINING
Information
Patent Application
FRAC PLUG DEVICE WITH AN ANCHOR MANDREL ASSEMBLY FOR A LOCKED SET C...
Publication number
20240287869
Publication date
Aug 29, 2024
CNPC USA CORPORATION
Min Mark YUAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DIFFERENTIAL FILL VALVE WITH COLLET SLEEVE
Publication number
20220127930
Publication date
Apr 28, 2022
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Application
DIFFERENTIAL FILL VALVE SLEEVE BALL ASSEMBLY
Publication number
20220049576
Publication date
Feb 17, 2022
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Application
PLUG PISTON BARRIER
Publication number
20210404286
Publication date
Dec 30, 2021
Halliburton Energy Services, Inc.
Rajesh PARAMESHWARAIAH
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL
Publication number
20210363858
Publication date
Nov 25, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE APPARATUS
Publication number
20210355776
Publication date
Nov 18, 2021
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL
Publication number
20210332667
Publication date
Oct 28, 2021
Halliburton Energy Services, Inc.
Avinash Gopal DHARNE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
BUOYANCY ASSIST TOOL WITH ANNULAR CAVITY AND PISTON
Publication number
20210254430
Publication date
Aug 19, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
THREADLESS FLOAT EQUIPMENT AND METHOD
Publication number
20210246746
Publication date
Aug 12, 2021
Halliburton Energy Services, Inc.
Handoko Tirto Santoso
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE APPARATUS WITH REMOVABLE PLUGS
Publication number
20210230970
Publication date
Jul 29, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH WAFFLE DEBRIS BARRIER
Publication number
20210164324
Publication date
Jun 3, 2021
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH DEGRADABLE PLUG
Publication number
20210148184
Publication date
May 20, 2021
Halliburton Energy Services, Inc.
Lonnie C. Helms
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH CENTER DIAPHRAGM DEBRIS BARRIER
Publication number
20210148185
Publication date
May 20, 2021
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE APPARATUS WITH DEGRADABLE PLUGS
Publication number
20210140262
Publication date
May 13, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH DEGRADABLE NOSE
Publication number
20210131221
Publication date
May 6, 2021
Halliburton Energy Services, Inc.
Lonnie C. Helms
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH DEBRIS BARRIER
Publication number
20210131222
Publication date
May 6, 2021
Halliburton Energy Services, Inc.
Lonnie Carl Helms
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH OVERLAPPING MEMBRANES
Publication number
20210123317
Publication date
Apr 29, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Check Valve Assembly with a Ratchet Mechanism
Publication number
20210062597
Publication date
Mar 4, 2021
Halliburton Energy Services, Inc.
Min M. Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
FLAPPER DISK FOR BUOYANCY ASSISTED CASING EQUIPMENT
Publication number
20210062616
Publication date
Mar 4, 2021
Halliburton Energy Services, Inc.
Rajesh Parameshwaraiah
E21 - EARTH DRILLING MINING
Information
Patent Application
BUOYANCY ASSIST TOOL WITH FLOATING PISTON
Publication number
20210062598
Publication date
Mar 4, 2021
Halliburton Energy Services, Inc.
Min Mark Yuan
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Check Valve Assembly with a Locking Mechanism
Publication number
20210062611
Publication date
Mar 4, 2021
Halliburton Energy Services, Inc.
Stephen A. Yeldell
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Check Valve Assembly with a Frustoconical Mandrel
Publication number
20200340315
Publication date
Oct 29, 2020
Halliburton Energy Services, Inc.
Benny E. Dawsey
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Check Valve Assembly with a Swellable Element Mechanism
Publication number
20200340314
Publication date
Oct 29, 2020
Halliburton Energy Services, Inc.
Stephen A. Yeldell
E21 - EARTH DRILLING MINING
Information
Patent Application
PREMIUM MESH SCREEN
Publication number
20120298223
Publication date
Nov 29, 2012
Robert Krush
E21 - EARTH DRILLING MINING