Inventor
OHASHI KEN
JP32 patents
⚠️ This page may combine multiple inventors who share the name “OHASHI KEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU CHEMICAL CO
30 patentsUS5864275AJan 26, 1999
Opposed magnet-type magnetic circuit assembly with permanent magnets
SHINETSU CHEMICAL CO90 citations97
US5034146AJul 23, 1991
Rare earth-based permanent magnet
SHINETSU CHEMICAL CO72 citations96
US6606019B1Aug 12, 2003
Rare earth-based sintered magnet and permanent magnet synchronous motor therewith
SHINETSU CHEMICAL CO34 citations92
US6261385B1Jul 17, 2001
Magnetically anisotropic rare earth-based nanocomposite permanent magnet
SHINETSU CHEMICAL CO27 citations92
US5963117AOct 5, 1999
Opposed magnet-type magnetic circuit assembly with permanent magnets
SHINETSU CHEMICAL CO39 citations92
US5512872AApr 30, 1996
Permanent magnet arrangement for use in magnetron plasma processing
SHINETSU CHEMICAL CO27 citations92
US4678634AJul 7, 1987
Method for the preparation of an anisotropic sintered permanent magnet
SHINETSU CHEMICAL CO26 citations92
US5576679ANov 19, 1996
Cylindrical permanent magnet unit suitable for gyrotron
SHINETSU CHEMICAL CO33 citations90
US6319334B1Nov 20, 2001
Rare earth/iron/boron-based permanent magnet and method for the preparation thereof
SHINETSU CHEMICAL CO17 citations84
US7713360B2May 11, 2010
Rare earth permanent magnet
SHINETSU CHEMICAL CO7 citations74
US6666957B2Dec 23, 2003
Magnetron sputtering system and photomask blank production method based on the same
SHINETSU CHEMICAL CO8 citations74
US6078237AJun 20, 2000
Rare earth-based permanent magnet material and method for the preparation thereof
SHINETSU CHEMICAL CO14 citations74
US5976271ANov 2, 1999
Method for the preparation of rare earth based anisotropic permanent magnet
SHINETSU CHEMICAL CO12 citations74
US5930582AJul 27, 1999
Rare earth-iron-boron permanent magnet and method for the preparation thereof
SHINETSU CHEMICAL CO16 citations74
US5291171AMar 1, 1994
Magnet apparatus suitable for magnetic resonance imaging
SHINETSU CHEMICAL CO19 citations74
US5082745AJan 21, 1992
Rare earth based permanent magnet having corrosion-resistant surface film and method for the preparation thereof
SHINETSU CHEMICAL CO13 citations74
US4990306AFeb 5, 1991
Method of producing polar anisotropic rare earth magnet
SHINETSU CHEMICAL CO19 citations74
US4497672AFeb 5, 1985
Method for the preparation of a rare earth-cobalt based permanent magnet
SHINETSU CHEMICAL CO13 citations74
US4992234AFeb 12, 1991
Method for the preparation of rare earth-base permanent magnet
SHINETSU CHEMICAL CO10 citations73
US5825187AOct 20, 1998
Magnetic circuit system with opposite permanent magnets
SHINETSU CHEMICAL CO15 citations72
US5774034AJun 30, 1998
Magnet assembly in MRI instrument
SHINETSU CHEMICAL CO12 citations72
US4971637ANov 20, 1990
Rare earth permanent magnet
SHINETSU CHEMICAL CO14 citations71
US4375996AMar 8, 1983
Rare earth metal-containing alloys for permanent magnets
SHINETSU CHEMICAL CO10 citations68
US8013701B2Sep 6, 2011
Magnetic circuit and method of applying magnetic field
SHINETSU CHEMICAL CO3 citations63
US7821366B2Oct 26, 2010
Magnetic circuit and method of applying magnetic field
SHINETSU CHEMICAL CO3 citations63
US6863742B2Mar 8, 2005
Bulk anisotropic rare earth permanent magnet and preparation method
SHINETSU CHEMICAL CO4 citations63
US6589367B2Jul 8, 2003
Anisotropic rare earth-based permanent magnet material
SHINETSU CHEMICAL CO6 citations63
US5057165AOct 15, 1991
Rare earth permanent magnet and a method for manufacture thereof
SHINETSU CHEMICAL CO5 citations62
US7851076B2Dec 14, 2010
Method of fabricating silicon substrate for magnetic recording media, and magnetic recording medium
SHINETSU CHEMICAL CO1 citations52
US4567576AJan 28, 1986
Method for producing a magnetic bias field
SHINETSU CHEMICAL CO1 citations52