P

Inventor

BABA TATSUO

JP6 patents
⚠️ This page may combine multiple inventors who share the name “BABA TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

4 patents
US4580255AApr 1, 1986

Servo circuit for a signal reproducing apparatus

HITACHI LTD21 citations82
US4100501AJul 11, 1978

Audio frequency power amplifier

HITACHI LTD8 citations73
US4151479AApr 24, 1979

Low frequency power amplifier using MOS FET's

HITACHI LTD10 citations71
US4163119AJul 31, 1979

Protective circuit for electroacoustic transducer with hall element and voice coil temperature rise time constant circuit

HITACHI LTD10 citations68

NIPPON TELEGRAPH & TELEPHONE

1 patent
US4630237ADec 16, 1986

Read-only memory and method of manufacturing the same

NIPPON TELEGRAPH & TELEPHONE28 citations92

SUMITOMO HEAVY INDUSTRIES

1 patent
US12434074B2Oct 7, 2025

Neutron ray therapy facility including a neutron ray generating apparatus

SUMITOMO HEAVY INDUSTRIES0 citations59