Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnetic recording method and circuit for toll road ticket

Magnetic recording method and circuit for toll road ticket

US Patent 5274218 · Granted Dec 28, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Travel distance calculation device, charging system, travel distance calculation2020
Fuel reforming catalyst2019
SOFC stack with temperature adapted compression force means2016
SOFC stack with temperature adapted compression force means2016
Process for producing sintered aluminum alloy2007
Toothed belt transmission2006
System for optically detecting vehicles traveling along the lanes of a road2001
Process for producing connecting rod1999
Process for producing split type mechanical part1999
Wear-resistant sintered aluminum alloy and method for producing the same1996
Vehicle detecting system1996
Magnetic recording circuit for toll road ticket1995