Inventor
IMAMURA YOSHIHAYA
JP26 patents
⚠️ This page may combine multiple inventors who share the name “IMAMURA YOSHIHAYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOBE STEEL LTD
23 patentsUS5767476AJun 16, 1998
Manufacturing method for automotive frame
KOBE STEEL LTD26 citations92
US5927893AJul 27, 1999
Joint member in welded structure
KOBE STEEL LTD21 citations86
US6968718B2Nov 29, 2005
Method for electromagnetically forming metallic member and metallic member formed by electromagnetic forming
KOBE STEEL LTD17 citations83
US7487655B2Feb 10, 2009
Process for producing tubular ring with beads and die for use therein
KOBE STEEL LTD10 citations82
US9751571B2Sep 5, 2017
Different materials panel structure
KOBE STEEL LTD7 citations81
US6076725AJun 20, 2000
Method for fabricating welded aluminum structure
KOBE STEEL LTD17 citations79
US10556285B2Feb 11, 2020
Metal joined body and manufacturing method for metal joined body
KOBE STEEL LTD2 citations73
US10583629B2Mar 10, 2020
Joining structure
KOBE STEEL LTD4 citations70
US9079551B2Jul 14, 2015
Automobile bumper structure
KOBE STEEL LTD5 citations69
US7441335B2Oct 28, 2008
Methods of electromagnetic forming aluminum alloy wheel for automotive use
KOBE STEEL LTD5 citations63
US9352788B2May 31, 2016
Connecting member of structure
KOBE STEEL LTD2 citations62
US7980615B2Jul 19, 2011
Axial member with flange, connection member and production methods thereof
KOBE STEEL LTD3 citations61
US7658421B2Feb 9, 2010
Axial member with flange, connection member and production methods thereof
KOBE STEEL LTD4 citations61
US12325060B2Jun 10, 2025
Method for producing frame structure
KOBE STEEL LTD0 citations58
US12496649B2Dec 16, 2025
Method and device for producing frame structure
KOBE STEEL LTD0 citations57
US12320781B2Jun 3, 2025
Joined body testing method, joined body testing device, and joined body
KOBE STEEL LTD0 citations57
US9738327B2Aug 22, 2017
Connecting member of structure
KOBE STEEL LTD0 citations51
US11865610B2Jan 9, 2024
Method for joining aluminum material
KOBE STEEL LTD0 citations49
US11774013B2Oct 3, 2023
Stepped pipe member and stepped pipe member production method
KOBE STEEL LTD0 citations49
US11532417B2Dec 20, 2022
Electromagnetic forming coil unit and formed-article producing method using same
KOBE STEEL LTD0 citations46
US11123784B2Sep 21, 2021
Tube-member-forming method
KOBE STEEL LTD0 citations46
US11084084B2Aug 10, 2021
Electromagnetic forming device and electromagnetic forming method for aluminum tube member
KOBE STEEL LTD0 citations46
US11311926B2Apr 26, 2022
Electromagnetic forming method
KOBE STEEL LTD0 citations43