Inventor
SONG HUIMIN
US28 patents
⚠️ This page may combine multiple inventors who share the name “SONG HUIMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
13 patentsUS10287825B2May 14, 2019
Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements
SMITH INTERNATIONAL18 citations93
US11215012B2Jan 4, 2022
Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements
SMITH INTERNATIONAL8 citations85
US11098532B2Aug 24, 2021
Cutting elements having non-planar surfaces and tools incorporating the same
SMITH INTERNATIONAL9 citations84
US10337257B2Jul 2, 2019
Customized drilling tools
SMITH INTERNATIONAL5 citations84
US11091960B2Aug 17, 2021
Placement of non-planar cutting elements
SMITH INTERNATIONAL5 citations73
US11035175B2Jun 15, 2021
Drill bit body construction
SMITH INTERNATIONAL2 citations73
US11220868B2Jan 11, 2022
Split threads for fixing accessories to a body
SMITH INTERNATIONAL2 citations72
US11591857B2Feb 28, 2023
Cutting tool with pre-formed hardfacing segments
SMITH INTERNATIONAL2 citations71
US11396776B2Jul 26, 2022
Multiple ridge cutting element
SMITH INTERNATIONAL3 citations68
US11814904B2Nov 14, 2023
Cutting structure of cutting elements for downhole cutting tools
SMITH INTERNATIONAL0 citations62
US11125021B2Sep 21, 2021
Customized drilling tools
SMITH INTERNATIONAL0 citations62
US10907415B2Feb 2, 2021
Multiple ridge cutting element
SMITH INTERNATIONAL1 citations58
US11459830B2Oct 4, 2022
Devices and systems for using additive manufacturing to manufacture a tool crown
SMITH INTERNATIONAL1 citations57
SCHLUMBERGER TECHNOLOGY CORP
13 patentsUS12031384B2Jul 9, 2024
Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements
SCHLUMBERGER TECHNOLOGY CORP3 citations74
US11795764B2Oct 24, 2023
Cutting elements having non-planar surfaces and tools incorporating the same
SCHLUMBERGER TECHNOLOGY CORP1 citations71
US12241312B2Mar 4, 2025
Cutting tool with pre-formed segment
SCHLUMBERGER TECHNOLOGY CORP1 citations63
US12529268B2Jan 20, 2026
Cutting structure of cutting elements for downhole cutting tools
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12435577B2Oct 7, 2025
Bit insert for a drill bit
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12421808B2Sep 23, 2025
Devices, systems, and methods for a reinforcing ring in a bit
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12326044B2Jun 10, 2025
Erosion resistant insert for drill bits
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12139969B2Nov 12, 2024
Cutting elements having non-planar surfaces and tools incorporating the same
SCHLUMBERGER TECHNOLOGY CORP0 citations61
US12031386B2Jul 9, 2024
Blade cover
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12590494B2Mar 31, 2026
Drilling tool having pre-fabricated components
SCHLUMBERGER TECHNOLOGY CORP0 citations59
US12352108B2Jul 8, 2025
Devices, systems, and methods for a bit including a matrix portion and a steel portion
SCHLUMBERGER TECHNOLOGY CORP0 citations59
US12006773B2Jun 11, 2024
Drilling tool having pre-fabricated components
SCHLUMBERGER TECHNOLOGY CORP0 citations59
US12577839B2Mar 17, 2026
Devices, systems, and methods of a cutting element in a bit
SCHLUMBERGER TECHNOLOGY CORP0 citations47