TREA

Hiroo Wakaumi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bar code label
    • Patent number 5,268,566
    • Issue date Dec 7, 1993
    • NEC Corporation
    • Hiroo Wakaumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Bar code reader
    • Patent number 5,262,622
    • Issue date Nov 16, 1993
    • NEC Corporation
    • Hiroo Wakaumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Bar code label and bar code reader
    • Patent number 5,235,169
    • Issue date Aug 10, 1993
    • NEC Corporation
    • Hiroo Wakaumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Bar code reader
    • Patent number 5,231,275
    • Issue date Jul 27, 1993
    • NEC Corporation
    • Hiroo Wakaumi
    • G06 - COMPUTING CALCULATING COUNTING