Inventor

TOHJOH YOSHIKAZU

JP3 patents

Patents

3 patents

US5301061AApr 5, 1994

Endoscope system

OLYMPUS OPTICAL CO463 citations98

US4856495AAug 15, 1989

Endoscope apparatus

OLYMPUS OPTICAL CO107 citations95

US4643170AFeb 17, 1987

Endoscope apparatus

OLYMPUS OPTICAL CO67 citations94