Inventor · disambiguated record
Stephen Duffy
Also filed as: DUFFY STEPHEN · DUFFY STEPHEN FRANCIS
13 granted patents·1 pending application·27 citations·filing 2011–2023
86Inventor score
Files withBAKER HUGHES OILFIELD OPERATIONS LLC8BAKER HUGHES HOLDINGS LLC3ARAN BIOMEDICAL TEORANTA1BAKER HUGHES A GE CO LLC1DUFFY STEPHEN FRANCIS1
Top patents by PatentIndex Score
14 records- 0193US12134938B2Cutting elements for earth-boring tools, methods of manufacturing earth-boring tools, and related earth-boring toolsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2022·Granted Nov 5, 2024·3 cites·20 claims
- 0287US12320199B1Cutting elements and geometries for reduced vibrations, earth-boring tools, and related methodsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2023·Granted Jun 3, 2025·2 cites·13 claims
- 0387US11719050B2Cutting elements for earth-boring tools and related earth-boring tools and methodsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2021·Granted Aug 8, 2023·2 cites·18 claims
- 0479US8563316B2Inert and non-toxic explosive simulants and method of productionDUFFY STEPHEN FRANCIS·Filed 2011·Granted Oct 22, 2013·15 cites·12 claims
- 0575US10954721B2Earth-boring tools and related methodsBAKER HUGHES HOLDINGS LLC·Filed 2018·Granted Mar 23, 2021·2 cites·21 claims
- 0670US11931529B2Steerable catheterARAN BIOMEDICAL TEORANTA·Filed 2019·Granted Mar 19, 2024·2 cites·21 claims
- 0766US10710148B2Methods of forming forged fixed-cutter earth-boring drill bit bodiesBAKER HUGHES A GE CO LLC·Filed 2017·Granted Jul 14, 2020·1 cites·17 claims
- 0861US11364535B2Methods of forming forged fixed-cutter earth-boring drill bit bodiesBAKER HUGHES HOLDINGS LLC·Filed 2020·Granted Jun 21, 2022·0 cites·19 claims
- 0953US11801551B2Methods of forming earth-boring tools using inserts and moldsBAKER HUGHES HOLDINGS LLC·Filed 2018·Granted Oct 31, 2023·0 cites·19 claims
- 1052US11920409B2Cutting elements, earth-boring tools including the cutting elements, and methods of forming the earth-boring toolsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2022·Granted Mar 5, 2024·0 cites·16 claims
- 1151US11542755B2Earth boring tools having protrusions trailing cutting elements and related methodsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2019·Granted Jan 3, 2023·0 cites·20 claims
- 1246US2021331387A1Additive manufacture of barrier sleeve inserts for sintered bitsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2020·Application pending·0 cites
- 1341US11585157B2Earth boring tools with enhanced hydraulics adjacent cutting elements and methods of formingBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2020·Granted Feb 21, 2023·0 cites·20 claims
- 1439US12227994B2Cutting elements and geometries, earth-boring tools, and related methodsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2021·Granted Feb 18, 2025·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →