Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Piston seal cartridge for a reciprocating needle

Piston seal cartridge for a reciprocating needle

US Patent 5121930 · Granted Jun 16, 1992

Estimated economic value: $1,013,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hot melt adhesive hose assembly having redundant components2010
Hot melt adhesive hose assembly having redundant components2010
All plastic air cap for hot melt adhesive applicator2004
Needle valve actuator for hot melt adhesive hand applicator and a method for ope2002
Hot melt adhesive hand applicator2002
Axial thermal mass flowmeter1998
Adhesive supply unit1991
Adhesive supply unit1990