HYDRO LOGIC
Filed: November 17, 1972
REDUNDANT SERVOSYSTEMS COMPRISED OF ELECTROHYDRAULIC SERVOVALVES, MONITORS, COMPARATORS, ACTUATORS, AND PARTS THEREOF
Owned by: WOODWARD HRT, INC.
Serial Number: 72441786
THE CONTROLS COMPANY
Filed: May 30, 1978
PROVIDING FOR AND TRAINING OTHERS IN THE OVERHAUL, REPAIR AND MAINTENANCE OF ELECTRICAL, ELECTROHYDRAULIC, HYDRAULIC AND…
Owned by: WOODWARD HRT, INC.
Serial Number: 73172484
HRT
Filed: December 4, 1981
Actuator Assemblies [, Filter Housing and Filter Elements Sold Separately and as an Assembly for Filtering Newtonian and…
Owned by: WOODWARD HRT, INC.
Serial Number: 73340067
SMART
Filed: June 29, 1993
electromechanical controls; namely, electrically operated hydraulic valves, servovalves and hydraulic actuators for use…
Owned by: WOODWARD HRT, INC.
Serial Number: 74408567
R-DDV
Filed: November 12, 1998
electromechanical valves for controlling the flow of fluids responsive to electrical signals
Owned by: WOODWARD HRT, INC.
Serial Number: 75591537
