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Masayuki Ishiwa

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  • Hiratsuka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Planar speaker
    • Patent number 7,283,636
    • Issue date Oct 16, 2007
    • The Furukawa Electric Co., Ltd.
    • Takeshi Nishimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Small antenna and manufacturing method thereof
    • Patent number 6,917,345
    • Issue date Jul 12, 2005
    • The Furukawa Electric Co., Ltd.
    • Hiroki Hamada
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Antenna apparatus
    • Patent number 6,720,924
    • Issue date Apr 13, 2004
    • The Furukawa Electric Co., Ltd.
    • Isao Tomomatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dielectric ceramic, resin-ceramic composite material, electrical pa...
    • Patent number 6,686,406
    • Issue date Feb 3, 2004
    • The Furukawa Electric Co., Ltd.
    • Isao Tomomatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Multilayer circuit board
    • Patent number 6,653,572
    • Issue date Nov 25, 2003
    • The Furukawa Electric Co., Ltd.
    • Masayuki Ishiwa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Antenna device
    • Patent number 6,642,907
    • Issue date Nov 4, 2003
    • The Furukawa Electric Co., Ltd.
    • Hiroki Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Chip antenna and manufacturing method of the same
    • Patent number 6,630,906
    • Issue date Oct 7, 2003
    • The Furukawa Electric Co., Ltd.
    • Isao Tomomatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Compact antenna and producing method thereof
    • Patent number 6,630,911
    • Issue date Oct 7, 2003
    • The Furukawa Electric Co., Ltd.
    • Yoshikazu Kamei
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Planar acoustic converting apparatus
    • Patent number 6,593,847
    • Issue date Jul 15, 2003
    • The Furukawa Electric Co., Ltd.
    • Toshiiku Miyazaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical ferrule
    • Patent number 6,347,890
    • Issue date Feb 19, 2002
    • Furakawa Electric Co., Ltd.
    • Takahiro Ueno
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Printed wiring board
    • Patent number 4,868,047
    • Issue date Sep 19, 1989
    • Furukawa Denki Kogyo Kabushiki Kaisha
    • Akira Hasegawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Planar speaker
    • Publication number 20050152577
    • Publication date Jul 14, 2005
    • THE FURUKAWA ELECTRIC CO., LTD.
    • Takeshi Nishimura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Antenna apparatus
    • Publication number 20020149538
    • Publication date Oct 17, 2002
    • Isao Tomomatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Small antenna and manufacturing method thereof
    • Publication number 20020105479
    • Publication date Aug 8, 2002
    • Hiroki Hamada
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Multilayer circuit board
    • Publication number 20020104681
    • Publication date Aug 8, 2002
    • Masayuki Ishiwa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Dielectric ceramic, resin-ceramic composite material, electrical pa...
    • Publication number 20020098970
    • Publication date Jul 25, 2002
    • Isao Tomomatsu
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    Antenna device
    • Publication number 20020093457
    • Publication date Jul 18, 2002
    • Hiroki Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Compact antenna and producing method thereof
    • Publication number 20020080076
    • Publication date Jun 27, 2002
    • Yoshikazu Kamei
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Chip antenna and method of manufacturing the same
    • Publication number 20020075186
    • Publication date Jun 20, 2002
    • Hiroki Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Chip antenna and manufacturing method of the same
    • Publication number 20020027530
    • Publication date Mar 7, 2002
    • Isao Tomomatsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Planar acoustic converting apparatus
    • Publication number 20010048256
    • Publication date Dec 6, 2001
    • Toshiiku Miyazaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical ferrule
    • Publication number 20010019646
    • Publication date Sep 6, 2001
    • Takahiro Ueno
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL