Patent №
US 4,650,980
Granted
1987-03-17
Filed 1985
Owner
KABUSHIKI KAISHA TOSHIBA
Lab
—
AI components
1
hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
06714498
An individual discrimination card in accordance with the present invention includes a memory for memorizing the data which represents the frequency of erroneous input of a secret code data. The erroneous input frequency data comprises a first data and a second data. The individual discrimination card judges whether or not a secret code data is an erroneous input, and includes as well a microprocessor which lets the memory unit to memorize the first data when the secret code data is an erroneous input, while lets the first data in the memory unit to be rewritten to the second data when the secret code data is a legitimate one.
AI classification
Ownership
KABUSHIKI KAISHA TOSHIBA
assignment · 43860703
Assignors
MIZUTANI, HIROYUKI
On an employer assignment, the assignors are typically the inventors.