Inventor

IGATA KOUICHI

JP6 patents

Patents

6 patents

US4748498AMay 31, 1988

Luminance signal processing circuit with recursive filter for reducing noise while retaining a high vertical resolution

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations80

US4395741AJul 26, 1983

Positionable element driving circuit

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73

US4611252ASep 9, 1986

Video tape recorder

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations72

US4600952AJul 15, 1986

Helical scan video tape recorder with auxiliary heads for blur free high speed reproduction pictures

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72

US4635137AJan 6, 1987

Phase control system for a video tape recorder

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations61

US4394701AJul 19, 1983

Recording time mode detector

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61