Inventor
WAGSTAFF ROBERT BRUCE
US47 patents
⚠️ This page may combine multiple inventors who share the name “WAGSTAFF ROBERT BRUCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOVELIS INC
34 patentsUS8927113B2Jan 6, 2015
Composite metal ingot
NOVELIS INC35 citations96
US7472740B2Jan 6, 2009
Method for casting composite ingot
NOVELIS INC73 citations96
US7748434B2Jul 6, 2010
Sequential casting of metals having high co-efficients of contraction
NOVELIS INC40 citations92
US7516775B2Apr 14, 2009
Homogenization and heat-treatment of cast metals
NOVELIS INC15 citations92
US7819170B2Oct 26, 2010
Method for casting composite ingot
NOVELIS INC18 citations91
US7882887B2Feb 8, 2011
Sequential casting of metals having the same or similar co-efficients of contraction
NOVELIS INC13 citations84
US7871478B2Jan 18, 2011
Homogenization and heat-treatment of cast metals
NOVELIS INC9 citations84
US8347949B2Jan 8, 2013
Elimination of shrinkage cavity in cast ingots
NOVELIS INC10 citations81
US7762310B2Jul 27, 2010
Cladding superplastic alloys
NOVELIS INC14 citations80
US8813827B2Aug 26, 2014
In-situ homogenization of DC cast metals with additional quench
NOVELIS INC4 citations71
US11785678B2Oct 10, 2023
Rotating magnet heat induction
NOVELIS INC2 citations70
US10913107B2Feb 9, 2021
Metal casting and rolling line
NOVELIS INC1 citations70
US10837090B2Nov 17, 2020
Magnetic levitation heating of metal with controlled surface quality
NOVELIS INC2 citations70
US7975752B2Jul 12, 2011
Co-casting of metals by direct chill casting
NOVELIS INC5 citations63
US9802245B2Oct 31, 2017
Homogenization and heat-treatment of cast metals
NOVELIS INC1 citations62
US9073115B2Jul 7, 2015
Homogenization and heat-treatment of cast metals
NOVELIS INC2 citations62
US8365807B2Feb 5, 2013
Reduction of butt curl by pulsed water flow in DC casting
NOVELIS INC4 citations62
US11766846B2Sep 26, 2023
Clad aluminum alloy products
NOVELIS INC0 citations60
US11590565B2Feb 28, 2023
Metal casting and rolling line
NOVELIS INC0 citations60
US10975461B2Apr 13, 2021
Casting recycled aluminum scrap
NOVELIS INC1 citations60
US10730266B2Aug 4, 2020
Clad aluminum alloy products
NOVELIS INC1 citations60
US12376200B2Jul 29, 2025
Rotating magnet heat induction
NOVELIS INC0 citations59
US11125271B2Sep 21, 2021
Non-contact magnetic steering
NOVELIS INC0 citations57
US10738828B2Aug 11, 2020
Non-contact magnetic steering
NOVELIS INC1 citations57
US12151285B2Nov 26, 2024
Mold corner heating during casting
NOVELIS INC0 citations51
US9415439B2Aug 16, 2016
In-situ homogenization of DC cast metals with additional quench
NOVELIS INC1 citations50
US10646920B2May 12, 2020
Method of forming sealed refractory joints in metal-containment vessels, and vessels containing sealed joints
NOVELIS INC0 citations49
US10012443B2Jul 3, 2018
Molten metal leakage confinement and thermal optimization in vessels used for containing molten metals
NOVELIS INC0 citations49
US9297584B2Mar 29, 2016
Molten metal leakage confinement and thermal optimization in vessels used for containing molten metals
NOVELIS INC0 citations49
US11925973B2Mar 12, 2024
Reduced final grain size of unrecrystallized wrought material produced via the direct chill (DC) route
NOVELIS INC0 citations48
US9314840B2Apr 19, 2016
Intermittent molten metal delivery
NOVELIS INC1 citations48
US9192988B2Nov 24, 2015
Intermittent molten metal delivery
NOVELIS INC1 citations48
US9561541B2Feb 7, 2017
Support and compression assemblies for curvilinear molten metal transfer device
NOVELIS INC0 citations44
US10632528B2Apr 28, 2020
Metal level overshoot or undershoot mitigation at transition of flow rate demand
NOVELIS INC0 citations39
WAGSTAFF INC
3 patentsWAGSTAFF ROBERT BRUCE
3 patentsUS8096344B2Jan 17, 2012
Sequential casting of metals having similar freezing ranges
WAGSTAFF ROBERT BRUCE6 citations67
US8458887B2Jun 11, 2013
Homogenization and heat-treatment of cast metals
WAGSTAFF ROBERT BRUCE3 citations61
US8418748B2Apr 16, 2013
Casting composite ingot with metal temperature compensation
WAGSTAFF ROBERT BRUCE2 citations58