Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Piezoelectric control valve for controlling fuel injection valve in internal-combustion engines

Piezoelectric control valve for controlling fuel injection valve in internal-combustion engines

US Patent 4813601 · Granted Mar 21, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Piezo-control valve for fuel injection systems of internal combustion engines1998
Device for stepping up or transmitting forces and strokes1993
Device for stepping up or transmitting forces and strokes1993
Valve arrangement with main shifting valve and pilot control valve1989
Actuating device for two mutually dependently actuable valves1986
Electrically operated valve1986
Pressure operated control installation1985
Temperature compensated piezoelectric actuator arrangement1984
Acceleration detector1983
Ignition distributor for internal combustion engines1983
Torque measuring arrangement1980