TREA

Ko Ishikawa

Follow

Person

  • Miyagi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Reflective screen
    • Patent number 7,649,687
    • Issue date Jan 19, 2010
    • Sony Corporation
    • Kazuhito Shimoda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cassette accommodation case
    • Patent number 5,893,453
    • Issue date Apr 13, 1999
    • Sony Corporation
    • Ko Ishikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Recording medium orging pad
    • Patent number 5,883,768
    • Issue date Mar 16, 1999
    • Sony Corporation
    • Hirokazu Odagiri
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Tape cassette
    • Patent number 5,754,378
    • Issue date May 19, 1998
    • Sony Corporation
    • Ko Ishikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Cassette half and a tape cassette
    • Patent number 5,649,673
    • Issue date Jul 22, 1997
    • Sony Corporation
    • Ko Ishikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Cassette half having multi-layer molded construction
    • Patent number 5,627,706
    • Issue date May 6, 1997
    • Sony Corporation
    • Ko Ishikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Method for molding a cassette
    • Patent number 5,538,678
    • Issue date Jul 23, 1996
    • Sony Corporation
    • Ko Ishikawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Cassette having multilayer molded cassette half
    • Patent number 5,508,870
    • Issue date Apr 16, 1996
    • Sony Corporation
    • Ko Ishikawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Molded tape cassette
    • Patent number 5,468,065
    • Issue date Nov 21, 1995
    • Sony Corporation
    • Ko Ishikawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Rotary injection molding device for molding a cassette
    • Patent number 5,415,537
    • Issue date May 16, 1995
    • Sony Corporation
    • Ko Ishikawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Reflective screen
    • Publication number 20070035827
    • Publication date Feb 15, 2007
    • SONY CORPORATION
    • Kazuhito Shimoda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY