TREA

Chong-Ping P. Chou

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  • Lexington, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Razor blade technology
    • Patent number 5,669,144
    • Issue date Sep 23, 1997
    • The Gillette Company
    • Steve Syng-Hi Hahn
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Shaving system
    • Patent number 5,497,550
    • Issue date Mar 12, 1996
    • The Gillette Company
    • Robert A. Trotta
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Razor technology
    • Patent number 5,142,785
    • Issue date Sep 1, 1992
    • The Gillette Company
    • Manohar S. Grewal
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING