Inventor

FUJIOKA SOUICHIROU

JP9 patents

Patents

9 patents

US5604652AFeb 18, 1997

Tape speed control apparatus using rotation speed ratio of first and second tape reels

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations92

US5032936AJul 16, 1991

Tape tension apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92

US4631459ADec 23, 1986

Brushless DC motor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92

US5860610AJan 19, 1999

Magnetic tape tension control device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations73

US5540398AJul 30, 1996

Magnetic tape tension control device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73

US4945426AJul 31, 1990

Helical scan tracking system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73

US6778756B1Aug 17, 2004

Countdown audio generation apparatus and countdown audio generation system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations71

US5546247AAug 13, 1996

Tracking control apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations70

US5982982ANov 9, 1999

Video signal processing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61