TREA

Pu Chen

Follow

Person

  • Singapore 2264, SG
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Mild cold pearlizing concentrates
    • Patent number 6,165,955
    • Issue date Dec 26, 2000
    • Rhodia Inc.
    • Pu Chen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Mild cold pearlizing concentrates
    • Patent number 5,925,604
    • Issue date Jul 20, 1999
    • Rhodia Inc.
    • Pu Chen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Cold pearlizing concentrates
    • Patent number 5,646,106
    • Issue date Jul 8, 1997
    • Rhone-Poulenc Specialty Chemicals Asia Pacific PTE LTD
    • Pu Chen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Mild cold pearlizing concentrates
    • Patent number 5,560,873
    • Issue date Oct 1, 1996
    • Pu Chen
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE