Inventor
SPEARS THOMAS GRAHAM
US22 patents
Patents
22 patentsUS10073060B2Sep 11, 2018
Non-contact acoustic inspection method for additive manufacturing processes
GEN ELECTRIC7 citations83
US9989495B2Jun 5, 2018
Acoustic monitoring method for additive manufacturing processes
GEN ELECTRIC7 citations83
US11745426B2Sep 5, 2023
Scan field variation for additive manufacturing
GEN ELECTRIC2 citations72
US10914677B2Feb 9, 2021
System and method for calibrating a melt pool monitoring system of an additive manufacturing machine
GEN ELECTRIC3 citations72
US10828836B2Nov 10, 2020
Method for melt pool monitoring
GEN ELECTRIC2 citations72
US10646924B2May 12, 2020
Additive manufacturing using a recoater with in situ exchangeable recoater blades
GEN ELECTRIC4 citations68
US11926106B2Mar 12, 2024
Additively manufactured component having surface features for part identification
GEN ELECTRIC0 citations62
US11090727B2Aug 17, 2021
Additively manufactured component having surface features for part identification
GEN ELECTRIC0 citations62
US10943240B2Mar 9, 2021
Additively manufactured component including a contrast agent for part identification
GEN ELECTRIC0 citations62
US10894299B2Jan 19, 2021
Fixed bed large scale additive manufacturing using foil-based build materials
GEN ELECTRIC0 citations62
US11679548B2Jun 20, 2023
Method for melt pool monitoring
GEN ELECTRIC0 citations61
US11285671B2Mar 29, 2022
Method for melt pool monitoring using Green's theorem
GEN ELECTRIC0 citations61
US11806925B2Nov 7, 2023
Additive manufacturing process
GEN ELECTRIC0 citations57
US11559854B2Jan 24, 2023
Methods for detecting errors in an additive manufacturing process
GEN ELECTRIC1 citations57
US11958111B2Apr 16, 2024
Gaseous ionization detectors for monitoring and controlling energy beams used to additively manufacture three-dimensional objects
GEN ELECTRIC0 citations52
US11020907B2Jun 1, 2021
Method for melt pool monitoring using fractal dimensions
GEN ELECTRIC0 citations51
US10894364B2Jan 19, 2021
Method for melt pool monitoring using geometric length
GEN ELECTRIC0 citations51
US10828837B2Nov 10, 2020
Method for melt pool monitoring using algebraic connectivity
GEN ELECTRIC0 citations51
US10828723B2Nov 10, 2020
Process monitoring for mobile large scale additive manufacturing using foil-based build materials
GEN ELECTRIC0 citations51
US10706139B2Jul 7, 2020
System and method for authenticating components
GEN ELECTRIC0 citations51
US10703086B2Jul 7, 2020
System and method for authenticating an additively manufactured component
GEN ELECTRIC0 citations51
US10675683B2Jun 9, 2020
Laminar vertical powder flow for additive manufacturing
GEN ELECTRIC0 citations47