Inventor
DUFFY STEPHEN
US16 patents
⚠️ This page may combine multiple inventors who share the name “DUFFY STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES OILFIELD OPERATIONS LLC
7 patentsUS12134938B2Nov 5, 2024
Cutting elements for earth-boring tools, methods of manufacturing earth-boring tools, and related earth-boring tools
BAKER HUGHES OILFIELD OPERATIONS LLC3 citations74
US11719050B2Aug 8, 2023
Cutting elements for earth-boring tools and related earth-boring tools and methods
BAKER HUGHES OILFIELD OPERATIONS LLC2 citations72
US12320199B1Jun 3, 2025
Cutting elements and geometries for reduced vibrations, earth-boring tools, and related methods
BAKER HUGHES OILFIELD OPERATIONS LLC2 citations71
US11542755B2Jan 3, 2023
Earth boring tools having protrusions trailing cutting elements and related methods
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations59
US11920409B2Mar 5, 2024
Cutting elements, earth-boring tools including the cutting elements, and methods of forming the earth-boring tools
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations51
US11585157B2Feb 21, 2023
Earth boring tools with enhanced hydraulics adjacent cutting elements and methods of forming
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations44
US12227994B2Feb 18, 2025
Cutting elements and geometries, earth-boring tools, and related methods
BAKER HUGHES OILFIELD OPERATIONS LLC0 citations39
BAKER HUGHES HOLDINGS LLC
3 patentsUS10954721B2Mar 23, 2021
Earth-boring tools and related methods
BAKER HUGHES HOLDINGS LLC2 citations72
US11364535B2Jun 21, 2022
Methods of forming forged fixed-cutter earth-boring drill bit bodies
BAKER HUGHES HOLDINGS LLC0 citations61
US11801551B2Oct 31, 2023
Methods of forming earth-boring tools using inserts and molds
BAKER HUGHES HOLDINGS LLC0 citations48