Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Self-pressurizing pinch valve

Self-pressurizing pinch valve

US Patent 4442954 · Granted Apr 17, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Fixing material delivery system for a blocking apparatus2008
Blocking apparatus providing an adjustable offset for precision alignment2006
Blocking apparatus for lens manufacturing including automatic wax delivery syste2006
Filling nozzle valve structure1986
Filling machine with tandem-operated diaphragm filling units1986
Filling machine1983
Filling machine1983