Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › RF reactivatable marker for electronic article surveillance system

RF reactivatable marker for electronic article surveillance system

US Patent 4745401 · Granted May 17, 1988

Estimated economic value: $11,025,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Collector type article surveillance marker with continuous keeper1995
Multiple magnet assembly for use with electromagnetic article surveillance marke1993
Multi-directionally responsive, dual-status, magnetic article surveillance marke1990
Dual-status, magnetically imagable article surveillance marker1988
Magnetic marker having switching section for use in electronic article surveilla1987
Flexible ferromagnetic marker for the detection of objects having markers secure1986
Desensitizer for ferromagnetic markers used with electromagnetic article surveil1985