TREA

Sheng Cheng Li

Follow

Person

  • Taichung City, TW
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Sharpener
    • Patent number D875496
    • Issue date Feb 18, 2020
    • Sheng Cheng Li
    • D08 - Tools and hardware
  • Information Patent Grant

    Knife sharper having cutting edge protective structure
    • Patent number 6,932,683
    • Issue date Aug 23, 2005
    • Sheng Cheng Li
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Knife handle
    • Patent number D503308
    • Issue date Mar 29, 2005
    • Sheng Cheng Li
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Width adjustable sharpener
    • Patent number 6,709,320
    • Issue date Mar 23, 2004
    • Sheng Cheng Li
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents