Patents by Inventor Hitoshi Higaki

Hitoshi Higaki 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).

  • Disk cartridge and adapter with locking and misinsertion preventing mechanism for the cover
    Patent number: 6392987
    Abstract: A disk cartridge of the present invention comprises a case body (101) having a disk-storage portion and an opening/closing cover (201) having a pair of disk holding members (202) that hold a disk (10) in its inplane direction. The accommodated disk (10) is loaded together with the opening/closing cover (201) into an adapter having compatibility with a large disk cartridge. Thus, information can be, for example, reproduced from the disk (10) in a drive unit designed for a large disk cartridge via the adapter. Moreover, a series of operations can be conducted without touching the disk directly.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: May 21, 2002
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yoshikazu Goto, Yukio Nishino, Kuniko Nakata, Shigeto Ueno, Hitoshi Higaki, Ichirou Kawamura
  • Disk cartridge and adapter
    Patent number: 6288999
    Abstract: A disk cartridge of the present invention comprises a case body (101) having a disk-storage portion and an opening/closing cover (201) having a pair of disk holding members (202) that hold a disk (10) in its inplane direction. The accommodated disk (10) is loaded together with the opening/closing cover (201) into an adapter having compatibility with a large disk cartridge. Thus, information can be, for example, reproduced from the disk (10) in a drive unit designed for a large disk cartridge via the adapter. Moreover, a series of operations can be conducted without touching the disk directly.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: September 11, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd
    Inventors: Yoshikazu Goto, Yukio Nishino, Kuniko Nakata, Shigeto Ueno, Hitoshi Higaki, Ichirou Kawamura
  • Disk cartridge with finger-like holding members and three-part supporting feature
    Patent number: 6172962
    Abstract: A disk cartridge of the present invention comprises a case body (101) having a disk-storage portion and an opening/closing cover (201) having a pair of disk holding members (202) that hold a disk (10) in its inplane direction. The accommodated disk (10) is loaded together with the opening/closing cover (201) into an adapter having compatibility with a large disk cartridge. Thus, information can be, for example, reproduced from the disk (10) in a drive unit designed for a large disk cartridge via the adapter. Moreover, a series of operations can be conducted without touching the disk directly.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: January 9, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yoshikazu Goto, Yukio Nishino, Kuniko Nakata, Shigeto Ueno, Hitoshi Higaki, Ichirou Kawamura