Patents by Inventor Shunsuke Tsubota

Shunsuke Tsubota 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).

  • Media cartridge having a small-sized storage medium attachment unit
    Patent number: 7028321
    Abstract: A disk drive system having a disk-shaped disk storage medium and a disk drive for accessing the disk storage medium including a media cartridge of the same shape as that of the disk storage medium to which not less than one small-sized storage medium is attachable, and an access unit provided in the disk drive for accessing the small-sized storage medium attached to the media cartridge.
    Type: Grant
    Filed: February 13, 2004
    Date of Patent: April 11, 2006
    Assignee: NEC Corporation
    Inventors: Yoichi Ishida, Shunsuke Tsubota, Makoto Nemoto
  • Disk drive system
    Publication number: 20040163098
    Abstract: A disk drive system having a disk-shaped disk storage medium and a disk drive for accessing the disk storage medium including a media cartridge of the same shape as that of the disk storage medium to which not less than one small-sized storage medium is attachable, and an access unit provided in the disk drive for accessing the small-sized storage medium attached to the media cartridge.
    Type: Application
    Filed: February 13, 2004
    Publication date: August 19, 2004
    Applicant: NEC CORPORATION
    Inventors: Yoichi Ishida, Shunsuke Tsubota, Makoto Nemoto
  • Disk drive system
    Patent number: 6754142
    Abstract: A disk drive system having a disk-shaped disk storage medium and a disk drive for accessing the disk storage medium including a media cartridge of the same shape as that of the disk storage medium to which not less than one small-sized storage medium is attachable, and an access unit provided in the disk drive for accessing the small-sized storage medium attached to the media cartridge.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: June 22, 2004
    Assignee: NEC Corporation
    Inventors: Yoichi Ishida, Shunsuke Tsubota, Makoto Nemoto
  • Disk drive system
    Publication number: 20010004339
    Abstract: A disk drive system having a disk-shaped disk storage medium and a disk drive for accessing the disk storage medium including a media cartridge of the same shape as that of the disk storage medium to which not less than one small-sized storage medium is attachable, and an access unit provided in the disk drive for accessing the small-sized storage medium attached to the media cartridge.
    Type: Application
    Filed: December 15, 2000
    Publication date: June 21, 2001
    Applicant: NEC CORPORATION
    Inventors: Yoichi Ishida, Shunsuke Tsubota, Makoto Nemoto