Patents by Inventor Ryuichi Nakahashi

Ryuichi Nakahashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Information recording method and apparatus, and a half-product obtained thereby
    Patent number: 4328749
    Abstract: A method for recording a variant information and a steady information onto a recording medium, wherein the variant information and an identification information for designating the steady information which is to be recorded later are first recorded, and the identification information is then read to select a desired steady information from a plurality of pieces of stored steady information in accordance with the read identification information, and finally, the selected steady information is recorded on the recording medium. An apparatus for effecting the method is also disclosed.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: May 11, 1982
    Assignee: Toray Industries, Inc.
    Inventors: Yoshinori Inouye, Akio Ando, Ryuichi Nakahashi