Patents by Inventor MEMORY-TECH HOLDINGS INC.

MEMORY-TECH HOLDINGS INC. 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).

  • RECORDING MEDIUM
    Publication number: 20130188469
    Abstract: A recording medium is provided with: a guide layer on which a guide track or tracks are formed; and a plurality of recording layers, wherein a same mark group is formed in a same rotational phase position of each of a plurality of guide tracks which are included in a beam spot of guide laser light, the mark group including a pair of record marks which are shifted by a predetermined distance toward a right side and a left side, respectively, from a track center.
    Type: Application
    Filed: January 22, 2013
    Publication date: July 25, 2013
    Applicants: MEMORY-TECH HOLDINGS INC., PIONEER CORPORATION
    Inventors: PIONEER CORPORATION, MEMORY-TECH HOLDINGS INC.