Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Computer-assisted system for ticketing management

Computer-assisted system for ticketing management

US Patent 4720785 · Granted Jan 19, 1988

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pay phone call completion method and apparatus2002
Pay phone call completion method and apparatus2001
System and method of vehicle detection1992
Mobile swivel and tether device for attachment to laboratory animals1990