Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Portable terminal apparatus for an IC card for supplying a power source voltage in a predetermined timing

Portable terminal apparatus for an IC card for supplying a power source voltage in a predetermined timing

US Patent 5910652 · Granted Jun 8, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

IC card, portable electronic device, and issuing device2025
IC card, IC card processing system, and computer-readable storage medium2024
Portable electronic device and control method for processing passports2012
Portable electronic device2008
Portable electronic device with self-diagnostic function2003
Terminal unit for IC card using plural protocols and control method therefor2000
IC card portable terminal apparatus2000
Portable terminal apparatus for IC card compatible with a plurality of applicati1998
Portable electronic device and a method for processing data therefore1994
Portable electronic device capable of registering subprograms1993
Data transmission system for a portable data storage medium1992