P

Inventor

TAWARA YOSHIO

JP21 patents
⚠️ This page may combine multiple inventors who share the name “TAWARA YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHINETSU CHEMICAL CO

18 patents
US5034146AJul 23, 1991

Rare earth-based permanent magnet

SHINETSU CHEMICAL CO72 citations96
US4678634AJul 7, 1987

Method for the preparation of an anisotropic sintered permanent magnet

SHINETSU CHEMICAL CO26 citations92
US5024423AJun 18, 1991

Semiconductor diffusion furnace inner tube

SHINETSU CHEMICAL CO23 citations91
US6078237AJun 20, 2000

Rare earth-based permanent magnet material and method for the preparation thereof

SHINETSU CHEMICAL CO14 citations74
US5930582AJul 27, 1999

Rare earth-iron-boron permanent magnet and method for the preparation thereof

SHINETSU CHEMICAL CO16 citations74
US5118573AJun 2, 1992

Magneto-optical recording medium

SHINETSU CHEMICAL CO10 citations74
US4497672AFeb 5, 1985

Method for the preparation of a rare earth-cobalt based permanent magnet

SHINETSU CHEMICAL CO13 citations74
US5582897ADec 10, 1996

Magnetic recording medium

SHINETSU CHEMICAL CO12 citations73
US5554303ASep 10, 1996

Magnetic recording medium preparation

SHINETSU CHEMICAL CO8 citations72
US4999228AMar 12, 1991

Silicon carbide diffusion tube for semi-conductor

SHINETSU CHEMICAL CO15 citations71
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
US5643650AJul 1, 1997

Magneto-optical recording medium

SHINETSU CHEMICAL CO5 citations63
US5720861AFeb 24, 1998

Magnetic recording medium

SHINETSU CHEMICAL CO4 citations62
US5591502AJan 7, 1997

Magnetic recording medium

SHINETSU CHEMICAL CO5 citations62
US5514468AMay 7, 1996

Magneto-optical recording medium

SHINETSU CHEMICAL CO2 citations62
US5057165AOct 15, 1991

Rare earth permanent magnet and a method for manufacture thereof

SHINETSU CHEMICAL CO5 citations62
US4567576AJan 28, 1986

Method for producing a magnetic bias field

SHINETSU CHEMICAL CO1 citations52

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents