Inventor
GAN XIAOGE
US28 patents
⚠️ This page may combine multiple inventors who share the name “GAN XIAOGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
16 patentsUS11578538B2Feb 14, 2023
Cutting element with nonplanar face to improve cutting efficiency and durability
SCHLUMBERGER TECHNOLOGY CORP6 citations83
US12031384B2Jul 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
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
US12123262B2Oct 22, 2024
PDC cutter with enhanced performance and durability
SCHLUMBERGER TECHNOLOGY CORP1 citations62
US11920408B2Mar 5, 2024
Cutter with geometric cutting edges
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12139969B2Nov 12, 2024
Cutting elements having non-planar surfaces and tools incorporating the same
SCHLUMBERGER TECHNOLOGY CORP0 citations61
US10662722B2May 26, 2020
Threaded connections and downhole tools incorporating the same
SCHLUMBERGER TECHNOLOGY CORP1 citations61
US12385323B2Aug 12, 2025
Downhole directional drilling tool
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12078016B2Sep 3, 2024
Downhole cutting tool having cutting element with nonplanar face to improve cutting efficiency and durability
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US11939867B2Mar 26, 2024
Downhole directional drilling tool
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12146370B2Nov 19, 2024
Cutter with edge durability
SCHLUMBERGER TECHNOLOGY CORP0 citations52
US12481804B2Nov 25, 2025
Cutter and drill bit design by virtual testing with digitized rocks
SCHLUMBERGER TECHNOLOGY CORP0 citations50
US12078015B2Sep 3, 2024
Polycrystalline diamond cutting element having improved cutting efficiency
SCHLUMBERGER TECHNOLOGY CORP0 citations50
US12577839B2Mar 17, 2026
Devices, systems, and methods of a cutting element in a bit
SCHLUMBERGER TECHNOLOGY CORP0 citations47
SMITH INTERNATIONAL
12 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
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
US10350733B2Jul 16, 2019
Ultra-hard material cutting elements and methods of manufacturing the same with a metal-rich intermediate layer
SMITH INTERNATIONAL0 citations51
US9416593B2Aug 16, 2016
Piston strike face and bit interface for percussion hammer drill
SMITH INTERNATIONAL0 citations45