TREA

Hideharu Hamada

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    LED head
    • Patent number 5,506,612
    • Issue date Apr 9, 1996
    • Rohm Co., Ltd.
    • Hiromi Ogata
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    LED head having heat radiating mount
    • Patent number 5,291,039
    • Issue date Mar 1, 1994
    • Rohm Co., Ltd.
    • Hiromi Ogata
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS