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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 patents
US4762574AAug 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

FANSTEEL INC

1 patent