Inventor

LACH RICHARD F

3 patents

Patents

3 patents

US4374435AFeb 15, 1983

Passenger entertainment system transducer failure detector

UNITED TECHNOLOGIES CORP9 citations68

US3961239AJun 1, 1976

Signal conditioning circuit for vehicle diagnostic system

UNITED TECHNOLOGIES CORP12 citations67

US3979598ASep 7, 1976

Dual range adjustable delay circuit

UNITED TECHNOLOGIES CORP3 citations56