Inventor
HAN QINGYOU
US29 patents
⚠️ This page may combine multiple inventors who share the name “HAN QINGYOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAN QINGYOU
17 patentsUS8613789B2Dec 24, 2013
Method of producing particulate-reinforced composites and composites produced thereby
HAN QINGYOU15 citations83
US12194528B2Jan 14, 2025
Shrink-fitting process for making an erosion and wear resistant shot chamber for die casting applications
HAN QINGYOU2 citations74
US11577304B2Feb 14, 2023
Process for making an erosion and wear resistant shot chamber for die casting application
HAN QINGYOU2 citations72
US12502708B2Dec 23, 2025
Method for reducing local defects in a solidified casting
HAN QINGYOU0 citations62
US12479022B2Nov 25, 2025
Apparatus for extending service life of shot chamber for die casting application
HAN QINGYOU0 citations62
US12420334B2Sep 23, 2025
Ultrasound assisted vertical shot chamber for die casting applications
HAN QINGYOU0 citations62
US12343789B2Jul 1, 2025
Process for making a one-piece composite liner for cold chamber die casting application
HAN QINGYOU0 citations62
US12179258B2Dec 31, 2024
Method and apparatus for extending service life of shot chamber for die casting application
HAN QINGYOU0 citations62
US12048962B2Jul 30, 2024
Ultrasound assisted shot chamber for die casting applications
HAN QINGYOU0 citations62
US12048961B2Jul 30, 2024
Controlled nozzle cooling (CNC) of permanent mold casting
HAN QINGYOU0 citations62
US12017271B2Jun 25, 2024
Process for making a composite liner for cold chamber die casting application
HAN QINGYOU0 citations62
US11897028B2Feb 13, 2024
Controlled nozzle cooling (CNC) casting
HAN QINGYOU0 citations62
US11597008B2Mar 7, 2023
Method for reducing local defects in a casting
HAN QINGYOU0 citations62
US11471935B2Oct 18, 2022
Method of producing high quality metallurgical bond within a composite casting
HAN QINGYOU1 citations62
US12576445B2Mar 17, 2026
Casting process for making an erosion and wear resistant shot chamber for die casting applications
HAN QINGYOU0 citations51
US12247269B2Mar 11, 2025
Method and apparatus for processing a liquid alloy
HAN QINGYOU0 citations51
US12048960B2Jul 30, 2024
Controlled nozzle cooling (CNC) of sand casting
HAN QINGYOU0 citations51
PURDUE RESEARCH FOUNDATION
6 patentsUS11666974B2Jun 6, 2023
Method of making components with metal matrix composites and components made therefrom
PURDUE RESEARCH FOUNDATION0 citations62
US11390824B2Jul 19, 2022
Compositions for use as lubricants in die casting, methods of using the same, and products produced therewith
PURDUE RESEARCH FOUNDATION0 citations62
US11242582B2Feb 8, 2022
Method of making components with metal matrix composites and components made therefrom
PURDUE RESEARCH FOUNDATION0 citations62
US11389871B2Jul 19, 2022
Method of making nanocrystalline metal flakes and nanocrystalline flakes made therefrom
PURDUE RESEARCH FOUNDATION0 citations56
US9222158B2Dec 29, 2015
Method of producing particulate-reinforced composites and composites produced thereby
PURDUE RESEARCH FOUNDATION0 citations51
US10518329B2Dec 31, 2019
Method of making nanocrystalline metal flakes and nanocrystalline flakes made therefrom
PURDUE RESEARCH FOUNDATION0 citations46
UT BATTELLE LLC
4 patentsUS7682556B2Mar 23, 2010
Degassing of molten alloys with the assistance of ultrasonic vibration
UT BATTELLE LLC31 citations91
US7216690B2May 15, 2007
Method and apparatus for semi-solid material processing
UT BATTELLE LLC10 citations81
US7621315B2Nov 24, 2009
Method and apparatus for semi-solid material processing
UT BATTELLE LLC1 citations59
US7493934B2Feb 24, 2009
Method and apparatus for semi-solid material processing
UT BATTELLE LLC1 citations59