Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Three-way normally closed pilot valve

Three-way normally closed pilot valve

US Patent 4298027 · Granted Nov 3, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pilot operated pneumatic valve2003
Pilot operated pneumatic valve2001
Pressure regulator with integrated control valve, adjustable downstream pressure2000
Solenoid1993
Method of making a valve with adjustable valve seat1992
Valve with adjustable valve seat1992
Poppet valve1989
Valve base with integral flow control valves and common exhaust passage1989
Valve base with integral flow controls1988
Valve manifold stacking base1988
Selective air pressure control system for welding and like apparatus1986
Four-way poppet valve1986