TREA

Hiroyuki Ikenaga

Follow

Person

  • Nara, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical disc
    • Patent number 6,067,285
    • Issue date May 23, 2000
    • Sharp Kabushiki Kaisha
    • Kenji Ohta
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Optical disk
    • Patent number 5,490,131
    • Issue date Feb 6, 1996
    • Sharp Kabushiki Kaisha
    • Kenji Ohta
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Method and apparatus for manufacturing optical memory devices
    • Patent number 5,053,252
    • Issue date Oct 1, 1991
    • Sharp Kabushiki Kaisha
    • Kazuhiro Kimura
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL