Patents Assigned to Kabushiki Kaisha Astex
  • Dual-function information-carrying sheet device
    Patent number: 4904853
    Abstract: A dual-function information carrying sheet device comprising a digital data storage medium for storing digital data, electrical contacts and an interface through which data is to be stored into or fetched from the digital data storage medium. A visual information record medium on which visual information is associated with the data stored or to be stored in the digital data storage medium is recorded.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: February 27, 1990
    Assignee: Kabushiki Kaisha Astex
    Inventor: Jun Yokokawa