Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cartridge plunger with surface cleaning skirt

Cartridge plunger with surface cleaning skirt

US Patent 5622288 · Granted Apr 22, 1997

Estimated economic value: $10,117,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Conveyor with integrated self-actuating clamp1999
Self venting plunger1999
Vector screen printing method and apparatus1998
Method and apparatus for extruding plastic tubing1997
Recyclable caulk cartridge with breakaway nozzle1996
Caulk cartridge with valve control1994
Self-regulating gate valve assembly for injection molding apparatus1988
Positive seal spout1982