Inventor
GHANDEHARI MOHAMMAD H
US21 patents
⚠️ This page may combine multiple inventors who share the name “GHANDEHARI MOHAMMAD H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNION OIL CO
20 patentsUS4762574AAug 9, 1988
Rare earth-iron-boron premanent magnets
UNION OIL CO34 citations92
US4891078AJan 2, 1990
Rare earth-containing magnets
UNION OIL CO21 citations82
US4747874AMay 31, 1988
Rare earth-iron-boron permanent magnets with enhanced coercivity
UNION OIL CO19 citations82
US5055129AOct 8, 1991
Rare earth-iron-boron sintered magnets
UNION OIL CO11 citations73
US4954186ASep 4, 1990
Rear earth-iron-boron permanent magnets containing aluminum
UNION OIL CO10 citations73
US4952252AAug 28, 1990
Rare earth-iron-boron-permanent magnets
UNION OIL CO10 citations73
US4834812AMay 30, 1989
Method for producing polymer-bonded magnets from rare earth-iron-boron compositions
UNION OIL CO16 citations73
US4776902AOct 11, 1988
Method for making rare earth-containing magnets
UNION OIL CO9 citations73
US4601754AJul 22, 1986
Rare earth-containing magnets
UNION OIL CO12 citations73
US5049542ASep 17, 1991
La123 superconductor materials
UNION OIL CO5 citations62
US5015304AMay 14, 1991
Rare earth-iron-boron sintered magnets
UNION OIL CO2 citations62
US5004499AApr 2, 1991
Rare earth-iron-boron compositions for polymer-bonded magnets
UNION OIL CO4 citations62
US4981513AJan 1, 1991
Mixed particulate composition for preparing rare earth-iron-boron sintered magnets
UNION OIL CO5 citations62
US4933009AJun 12, 1990
Composition for preparing rare earth-iron-boron-permanent magnets
UNION OIL CO3 citations62
US4878958ANov 7, 1989
Method for preparing rare earth-iron-boron permanent magnets
UNION OIL CO4 citations62
US4627898ADec 9, 1986
Electrolytic production of praseodymium
UNION OIL CO4 citations62
US4626329ADec 2, 1986
Corrosion protection with sacrificial anodes
UNION OIL CO2 citations62
US4439232AMar 27, 1984
Samarium metal production
UNION OIL CO5 citations62
US5015306AMay 14, 1991
Method for preparing rare earth-iron-boron sintered magnets
UNION OIL CO1 citations52
US5153170AOct 6, 1992
La123 Superconductor materials
UNION OIL CO0 citations51