TREA

Toshihiko Yamashita

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metallic porous body
    • Patent number 6,994,902
    • Issue date Feb 7, 2006
    • Hitachi Maxell, Ltd.
    • Hiroshi Fukunaga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pattern for planar battery electrodes base
    • Patent number D507778
    • Issue date Jul 26, 2005
    • Hitachi Maxell Ltd.
    • Hiroshi Fukunaga
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electronic locking devices
    • Patent number 5,313,518
    • Issue date May 17, 1994
    • Toshihiko Yamashita
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Encoding magnetic cards
    • Patent number 4,880,963
    • Issue date Nov 14, 1989
    • Toshihiko Yamashita
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method for clearing unlocking key codes in an electronic locking de...
    • Patent number 4,868,914
    • Issue date Sep 19, 1989
    • Unisafe Limited
    • Toshihiko Yamashita
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Electronic locking devices
    • Patent number 4,851,828
    • Issue date Jul 25, 1989
    • Unisafe Limited
    • Toshihiko Yamashita
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Electrical power source
    • Patent number 4,712,171
    • Issue date Dec 8, 1987
    • Uniqey (Hong Kong) Limited
    • Toshihiko Yamashita
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Door lock
    • Patent number 4,649,725
    • Issue date Mar 17, 1987
    • Uniqey International Ltd.
    • Toshihiko Yamashita
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    Metallic porous body
    • Publication number 20040142201
    • Publication date Jul 22, 2004
    • Hiroshi Fukunaga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...