Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Recognition system and recognition method for non-contact IC cards

Recognition system and recognition method for non-contact IC cards

US Patent 6040786 · Granted Mar 21, 2000

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Microcomputer with nonvolatile memory protected against false erasing or writing2004
Microcomputer and method and apparatus for changing the contents of the memory i2004
Microcomputer exchanging data with host computer2003
Random-number generating circuit, non-contact IC card having random-number gener2002
Capacitor network2001
IC card with error processing unit for sense amplifiers1999
Antenna for non-contact IC card gate facility1998
Communication apparatus1998
IC card, reader/writer1998
Apparatus for electromagnetic communication between a computer and a non-contact1998
IC card including a memory, a password collating means and an access permitting 1998
IC card1997