P

Inventor

SAKURAI YOSHIFUMI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “SAKURAI YOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OLYMPUS OPTICAL CO

4 patents
US4420781ADec 13, 1983

Magnetic head with an amorphous Hall element

OLYMPUS OPTICAL CO10 citations71
US4393427AJul 12, 1983

Multichannel magnetic head

OLYMPUS OPTICAL CO11 citations71
US4333991AJun 8, 1982

Magnetic garnet film and manufacturing method therefor

OLYMPUS OPTICAL CO5 citations60
US4388661AJun 14, 1983

Multichannel magnetic head and a manufacturing method therefor

OLYMPUS OPTICAL CO1 citations50

CANON KK

1 patent
US4670353AJun 2, 1987

Magnetooptical recording medium

CANON KK15 citations71

MITSUBISHI HEAVY IND LTD

1 patent
US3935711AFeb 3, 1976

Flap gate

MITSUBISHI HEAVY IND LTD10 citations66

SAKURAI YOSHIFUMI

1 patent
US4675239AJun 23, 1987

Perpendicular magnetization film

SAKURAI YOSHIFUMI3 citations56

KUREHA CHEMICAL IND CO LTD

1 patent
US4516222AMay 7, 1985

Laminated magnetic bubble device

KUREHA CHEMICAL IND CO LTD3 citations56

KANEGAFUCHI CHEMICAL IND

1 patent
US4588647AMay 13, 1986

Perpendicular magnetization film and the preparation thereof

KANEGAFUCHI CHEMICAL IND1 citations49