Youhe Zhang

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Devices, systems, and methods for a bit including a matrix portion...
- Patent number 12,352,108
- Issue date Jul 8, 2025
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Erosion resistant insert for drill bits
- Patent number 12,326,044
- Issue date Jun 10, 2025
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting tool with pre-formed segment
- Patent number 12,241,312
- Issue date Mar 4, 2025
- Schlumberger Technology Corporation
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutter with edge durability
- Patent number 12,146,370
- Issue date Nov 19, 2024
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting elements having non-planar surfaces and tools incorporating...
- Patent number 12,139,969
- Issue date Nov 12, 2024
- Schlumberger Technology Corporation
- Xiaoge Gan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
PDC cutter with enhanced performance and durability
- Patent number 12,123,262
- Issue date Oct 22, 2024
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole cutting tool having cutting element with nonplanar face to...
- Patent number 12,078,016
- Issue date Sep 3, 2024
- Schlumberger Technology Corporation
- Manoj Mahajan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting elements having non-planar surfaces and downhole cutting to...
- Patent number 12,031,384
- Issue date Jul 9, 2024
- Schlumberger Technology Corporation
- Chen Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Blade cover
- Patent number 12,031,386
- Issue date Jul 9, 2024
- Schlumberger Technology Corporation
- Huimin Song
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling tool having pre-fabricated components
- Patent number 12,006,773
- Issue date Jun 11, 2024
- Schlumberger Technology Corporation
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutter with geometric cutting edges
- Patent number 11,920,408
- Issue date Mar 5, 2024
- Schlumberger Technology Corporation
- Xiaoge Gan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting elements having non-planar surfaces and tools incorporating...
- Patent number 11,795,764
- Issue date Oct 24, 2023
- Schlumberger Technology Corporation
- Xiaoge Gan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutting tool with pre-formed hardfacing segments
- Patent number 11,591,857
- Issue date Feb 28, 2023
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting element with nonplanar face to improve cutting efficiency a...
- Patent number 11,578,538
- Issue date Feb 14, 2023
- Schlumberger Technology Corporation
- Manoj Mahajan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Devices and systems for using additive manufacturing to manufacture...
- Patent number 11,459,830
- Issue date Oct 4, 2022
- Schlumberger Technology Corporation
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metal matrix composite material for additive manufacturing of downh...
- Patent number 11,313,176
- Issue date Apr 26, 2022
- Schlumberger Technology Corporation
- Anthony Griffo
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Split threads for fixing accessories to a body
- Patent number 11,220,868
- Issue date Jan 11, 2022
- Schlumberger Technology Corporation
- Youhe Zhang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cutting elements having non-planar surfaces and downhole cutting to...
- Patent number 11,215,012
- Issue date Jan 4, 2022
- Schlumberger Technology Corporation
- Chen Chen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Customized drilling tools
- Patent number 11,125,021
- Issue date Sep 21, 2021
- Schlumberger Technology Corporation
- Xiaoge Gan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting elements having non-planar surfaces and tools incorporating...
- Patent number 11,098,532
- Issue date Aug 24, 2021
- Schlumberger Technology Corporation
- Xiaoge Gan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Placement of non-planar cutting elements
- Patent number 11,091,960
- Issue date Aug 17, 2021
- Schlumberger Technology Corporation
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit body construction
- Patent number 11,035,175
- Issue date Jun 15, 2021
- Schlumberger Technology Corporation
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutting elements having cutting edges with continuous varying radii...
- Patent number RE48524
- Issue date Apr 20, 2021
- Smith International, Inc.
- Yuelin Shen
Information Patent Grant
Rolling cutter
- Patent number RE48455
- Issue date Mar 2, 2021
- Smith International, Inc.
- Yuelin Shen
Information Patent Grant
Cutting elements formed from combinations of materials and bits inc...
- Patent number 10,781,643
- Issue date Sep 22, 2020
- Smith International, Inc.
- Yahua Bao
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rolling cutter stability
- Patent number 10,774,596
- Issue date Sep 15, 2020
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating cutting structures and structures for retaining the same
- Patent number 10,774,594
- Issue date Sep 15, 2020
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Matrix tool bodies with erosion resistant and/or wear resistant mat...
- Patent number 10,737,367
- Issue date Aug 11, 2020
- Smith International, Inc.
- Gregory T Lockwood
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Cutting structure with blade having multiple cutting edges
- Patent number 10,526,849
- Issue date Jan 7, 2020
- Schlumberger Technology Corporation
- Yuanbo Lin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting structure of a downhole cutting tool
- Patent number 10,526,848
- Issue date Jan 7, 2020
- Schlumberger Technology Corporation
- Yuanbo Lin
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR A CUTTING ELEMENT
- Publication number 20250129673
- Publication date Apr 24, 2025
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DEVICES, SYSTEMS, AND METHODS OF A CUTTING ELEMENT IN A BIT
- Publication number 20250020027
- Publication date Jan 16, 2025
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING TOOL HAVING PRE-FABRICATED COMPONENTS
- Publication number 20240328261
- Publication date Oct 3, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Application
EROSION RESISTANT INSERT FOR DRILL BITS
- Publication number 20240287854
- Publication date Aug 29, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR A REINFORCING RING IN A BIT
- Publication number 20240068302
- Publication date Feb 29, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR A BIT INCLUDING A MATRIX PORTION...
- Publication number 20240068299
- Publication date Feb 29, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...
- Publication number 20240044213
- Publication date Feb 8, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Xiaoge Gan
- B22 - CASTING POWDER METALLURGY
Information Patent Application
BIT INSERT FOR A DRILL BIT
- Publication number 20240026740
- Publication date Jan 25, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
BLADE COVER
- Publication number 20240011358
- Publication date Jan 11, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Huimin Song
- E21 - EARTH DRILLING MINING
Information Patent Application
PDC CUTTER WITH ENHANCED PERFORMANCE AND DURABILITY
- Publication number 20230417109
- Publication date Dec 28, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING TOOL WITH PRE-FORMED SEGMENT
- Publication number 20230220733
- Publication date Jul 13, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
DOWNHOLE CUTTING TOOL HAVING CUTTING ELEMENT WITH NONPLANAR FACE TO...
- Publication number 20230193697
- Publication date Jun 22, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Manoj Mahajan
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTER WITH EDGE DURABILITY
- Publication number 20220397006
- Publication date Dec 15, 2022
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTER WITH GEOMETRIC CUTTING EDGES
- Publication number 20220381092
- Publication date Dec 1, 2022
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Xiaoge Gan
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND DOWNHOLE CUTTING TO...
- Publication number 20220112773
- Publication date Apr 14, 2022
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Chen Chen
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...
- Publication number 20210381318
- Publication date Dec 9, 2021
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Xiaoge Gan
- B22 - CASTING POWDER METALLURGY
Information Patent Application
DRILLING TOOL HAVING PRE-FABRICATED COMPONENTS
- Publication number 20210222497
- Publication date Jul 22, 2021
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Youhe Zhang
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CUTTING ELEMENT WITH NONPLANAR FACE TO IMPROVE CUTTING EFFICIENCY A...
- Publication number 20210215003
- Publication date Jul 15, 2021
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Manoj Mahajan
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING TOOL WITH PRE-FORMED HARDFACING SEGMENTS
- Publication number 20200123858
- Publication date Apr 23, 2020
- Smith International, Inc.
- Youhe ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
SPLIT THREADS FOR FIXING ACCESSORIES TO A BODY
- Publication number 20190383103
- Publication date Dec 19, 2019
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
CUSTOMIZED DRILLING TOOLS
- Publication number 20190323296
- Publication date Oct 24, 2019
- Smith International, Inc.
- Xiaoge Gan
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND DOWNHOLE CUTTING TO...
- Publication number 20190264511
- Publication date Aug 29, 2019
- Smith International, Inc.
- Chen CHEN
- E21 - EARTH DRILLING MINING
Information Patent Application
METAL MATRIX COMPOSITE MATERIAL FOR ADDITIVE MANUFACTURING OF DOWNH...
- Publication number 20190128072
- Publication date May 2, 2019
- Smith International, Inc.
- Anthony Griffo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CUTTING ELEMENTS, METHODS FOR MANUFACTURING SUCH CUTTING ELEMENTS,...
- Publication number 20190078390
- Publication date Mar 14, 2019
- Smith International, Inc.
- J. DANIEL BELNAP
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...
- Publication number 20190071933
- Publication date Mar 7, 2019
- Smith International, Inc.
- Xiaoge Gan
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING ELEMENTS FORMED FROM COMBINATIONS OF MATERIALS AND BITS INC...
- Publication number 20180363383
- Publication date Dec 20, 2018
- Smith International, Inc.
- Yahua Bao
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL BIT BODY CONSTRUCTION
- Publication number 20180320449
- Publication date Nov 8, 2018
- Smith International, Inc.
- Youhe Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PLACEMENT OF NON-PLANAR CUTTING ELEMENTS
- Publication number 20180291691
- Publication date Oct 11, 2018
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPROVEMENTS ON ROLLING CUTTER STABILITY
- Publication number 20180283106
- Publication date Oct 4, 2018
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING CUTTING STRUCTURES AND STRUCTURES FOR RETAINING THE SAME
- Publication number 20180274302
- Publication date Sep 27, 2018
- Smith International, Inc.
- Youhe Zhang
- E21 - EARTH DRILLING MINING

Youhe Zhang

Person

Patents Grantslast 30 patents

Devices, systems, and methods for a bit including a matrix portion...

Erosion resistant insert for drill bits

Cutting tool with pre-formed segment

Cutter with edge durability

Cutting elements having non-planar surfaces and tools incorporating...

PDC cutter with enhanced performance and durability

Downhole cutting tool having cutting element with nonplanar face to...

Cutting elements having non-planar surfaces and downhole cutting to...

Blade cover

Drilling tool having pre-fabricated components

Cutter with geometric cutting edges

Cutting elements having non-planar surfaces and tools incorporating...

Cutting tool with pre-formed hardfacing segments

Cutting element with nonplanar face to improve cutting efficiency a...

Devices and systems for using additive manufacturing to manufacture...

Metal matrix composite material for additive manufacturing of downh...

Split threads for fixing accessories to a body

Cutting elements having non-planar surfaces and downhole cutting to...

Customized drilling tools

Cutting elements having non-planar surfaces and tools incorporating...

Placement of non-planar cutting elements

Drill bit body construction

Cutting elements having cutting edges with continuous varying radii...

Rolling cutter

Cutting elements formed from combinations of materials and bits inc...

Rolling cutter stability

Rotating cutting structures and structures for retaining the same

Matrix tool bodies with erosion resistant and/or wear resistant mat...

Cutting structure with blade having multiple cutting edges

Cutting structure of a downhole cutting tool

Patents Applicationslast 30 patents

DEVICES, SYSTEMS, AND METHODS FOR A CUTTING ELEMENT

DEVICES, SYSTEMS, AND METHODS OF A CUTTING ELEMENT IN A BIT

DRILLING TOOL HAVING PRE-FABRICATED COMPONENTS

EROSION RESISTANT INSERT FOR DRILL BITS

DEVICES, SYSTEMS, AND METHODS FOR A REINFORCING RING IN A BIT

DEVICES, SYSTEMS, AND METHODS FOR A BIT INCLUDING A MATRIX PORTION...

CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...

BIT INSERT FOR A DRILL BIT

BLADE COVER

PDC CUTTER WITH ENHANCED PERFORMANCE AND DURABILITY

CUTTING TOOL WITH PRE-FORMED SEGMENT

DOWNHOLE CUTTING TOOL HAVING CUTTING ELEMENT WITH NONPLANAR FACE TO...

CUTTER WITH EDGE DURABILITY

CUTTER WITH GEOMETRIC CUTTING EDGES

CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND DOWNHOLE CUTTING TO...

CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...

DRILLING TOOL HAVING PRE-FABRICATED COMPONENTS

CUTTING ELEMENT WITH NONPLANAR FACE TO IMPROVE CUTTING EFFICIENCY A...

CUTTING TOOL WITH PRE-FORMED HARDFACING SEGMENTS

SPLIT THREADS FOR FIXING ACCESSORIES TO A BODY

CUSTOMIZED DRILLING TOOLS

CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND DOWNHOLE CUTTING TO...

METAL MATRIX COMPOSITE MATERIAL FOR ADDITIVE MANUFACTURING OF DOWNH...

CUTTING ELEMENTS, METHODS FOR MANUFACTURING SUCH CUTTING ELEMENTS,...

CUTTING ELEMENTS HAVING NON-PLANAR SURFACES AND TOOLS INCORPORATING...

CUTTING ELEMENTS FORMED FROM COMBINATIONS OF MATERIALS AND BITS INC...

DRILL BIT BODY CONSTRUCTION

PLACEMENT OF NON-PLANAR CUTTING ELEMENTS

IMPROVEMENTS ON ROLLING CUTTER STABILITY

ROTATING CUTTING STRUCTURES AND STRUCTURES FOR RETAINING THE SAME