Inventor

YONEZAWA TAKETOSHI

JP12 patents

Patents

12 patents

US4645977AFeb 24, 1987

Plasma CVD apparatus and method for forming a diamond like carbon film

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD229 citations98

US4717622AJan 5, 1988

Magnetic recording media

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD94 citations96

US4418284ANov 29, 1983

Solid-state color-image sensor and process for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD74 citations96

US4388128AJun 14, 1983

Solid-state color-image sensor and process for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD55 citations96

US4833031AMay 23, 1989

Magnetic recording medium

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations92

US4523102AJun 11, 1985

Solid-state color-image sensor and process for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD42 citations91

US4835070AMay 30, 1989

Magnetic recording medium and method of producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations82

US4636077AJan 13, 1987

Aligning exposure method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82

US4991919AFeb 12, 1991

Optical head apparatus including concentric, periodic grating in a waveguide

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations81

US4170032AOct 2, 1979

Magnetic head and method for preparing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73

US4358295ANov 9, 1982

Polishing method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations72

US4238215ADec 9, 1980

Magnetic head and method for preparing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations68