TREA

Andrew R. Klassman

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  • Sharon, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid ink
    • Patent number 6,518,329
    • Issue date Feb 11, 2003
    • Berol Corporation
    • Nan-Jae Lin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Marking instrument including liquid ink
    • Patent number 6,075,070
    • Issue date Jun 13, 2000
    • The Gillette Company
    • Nan-Jae Lin
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES