IC card and IC card system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 7, 1998
Grant Date -
N/A
app pub date -
Sep 1, 1995
filing date -
Sep 2, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An IC card and an IC card system that enable a variety of functions to be added to the IC card. A variety of functions are provided for individual key cards (sub-cards), and the individual key card is detachable from the main body of an IC card so that the addition of and change are easily performed by insertion and change of the individual key card.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully