Inventor
KATAOKA KOJU
4 patents
Patents
4 patentsUS3959772AMay 25, 1976
Two-wire signal transmission system
YOKOGAWA ELECTRIC WORKS LTD92 citations93
US4149256AApr 10, 1979
Analog signal processing system
YOKOGAWA ELECTRIC WORKS LTD20 citations79
US4141065AFeb 20, 1979
Electric controller system with bumpless transfer
YOKOGAWA ELECTRIC WORKS LTD29 citations79
US4082942AApr 4, 1978
Process control system with signal conversion to standard intermediate signals carrying data as a function of time duration
YOKOGAWA ELECTRIC WORKS LTD6 citations59