TREA

Hirofumi Tominaga

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  • Higashiosaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Goggle body
    • Patent number D629442
    • Issue date Dec 21, 2010
    • Yamamoto Kogaku Co., Ltd.
    • Hirofumi Tominaga
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Sunglasses
    • Patent number D565083
    • Issue date Mar 25, 2008
    • Yamamoto Kogaku Co., Ltd.
    • Hirofumi Tominaga
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Swimming goggles
    • Patent number D504145
    • Issue date Apr 19, 2005
    • Yamamoto Kogaku Co., Ltd.
    • Hirofumi Tominaga
    • D16 - Photography and optical equipment