Inventor

OKA TATSUSHI

JP5 patents

Patents

5 patents

US4511505AApr 16, 1985

Semi-synthesis of human insulin

SHIONOGI & CO19 citations80

US4320196AMar 16, 1982

Semi-synthesis of human insulin

SHIONOGI & CO13 citations80

US4400465AAug 23, 1983

Semi-synthesis of human insulin

SHIONOGI & CO8 citations71

US4401757AAug 30, 1983

Semi-synthesis of human insulin

SHIONOGI & CO5 citations69

US4320197AMar 16, 1982

Semi-synthesis of human insulin

SHIONOGI & CO10 citations69