Inventor
YAMADA HIYOSHI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA HIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIDO STEEL CO LTD
5 patentsUS5402025AMar 28, 1995
Rotor provided with a ring-shaped magnet
DAIDO STEEL CO LTD30 citations92
US5122319AJun 16, 1992
Method of forming thin-walled elongated cylindrical compact for a magnet
DAIDO STEEL CO LTD26 citations92
US5399311AMar 21, 1995
Radial anisotropic ring magnet with a sinusoidal waveform and producing method thereof
DAIDO STEEL CO LTD12 citations72
US4963320AOct 16, 1990
Method and apparatus for producing anisotropic rare earth magnet
DAIDO STEEL CO LTD16 citations71
US5342574AAug 30, 1994
Method for producing anisotropic rare earth magnet
DAIDO STEEL CO LTD2 citations61