Inventor
MITARAI HIRONARI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “MITARAI HIRONARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AICHI STEEL CORP
7 patentsUS6917132B2Jul 12, 2005
DC brush motor and permanent magnet used therein
AICHI STEEL CORP14 citations81
US9799446B2Oct 24, 2017
Production method for anisotropic bonded magnet and production apparatus for same
AICHI STEEL CORP2 citations71
US7812484B2Oct 12, 2010
Permanent magnet for motor, motor housing, and motor device
AICHI STEEL CORP6 citations61
US7367791B2May 6, 2008
Device for producing annular or arcuate magnet
AICHI STEEL CORP5 citations57
US11984257B2May 14, 2024
Method for manufacturing field magnet
AICHI STEEL CORP0 citations56
US11710598B2Jul 25, 2023
Method for manufacturing field magnet
AICHI STEEL CORP0 citations56
US7357880B2Apr 15, 2008
Composite rare-earth anisotropic bonded magnet, composite rare-earth anisotropic bonded magnet compound, and methods for their production
AICHI STEEL CORP1 citations51
AICHI STEEL WORKS LTD
5 patentsUS5886070AMar 23, 1999
Production method for anisotropic resin-bonded magnets
AICHI STEEL WORKS LTD76 citations94
US5851312ADec 22, 1998
Production method, production apparatus and heat treatment apparatus for anisotropic magnet powder
AICHI STEEL WORKS LTD19 citations90
US6007757ADec 28, 1999
Method of producing an anisotropic bonded magnet
AICHI STEEL WORKS LTD10 citations71
US5643491AJul 1, 1997
Rare earth magnetic powder, its fabrication method, and resin bonded magnet
AICHI STEEL WORKS LTD15 citations70
US6056830AMay 2, 2000
Anisotropic magnet powders and their production method
AICHI STEEL WORKS LTD6 citations62