Inventor

TOMATSURI KOUICHI

JP4 patents

Patents

4 patents

US4101841AJul 18, 1978

Gain control circuit

HITACHI LTD33 citations90

US4422108ADec 20, 1983

Tape recorder

HITACHI LTD11 citations73

US3979721ASep 7, 1976

Pulse code modulation recording and reproducing apparatus

HITACHI LTD11 citations72

US4134078AJan 9, 1979

Gain control circuit

HITACHI LTD19 citations71