Weitung Wang

Person

  • Newark, DE, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Curved grooving of polishing pads

    • Patent number 7,234,224
    • Issue date Jun 26, 2007
    • Rohm and Haas Electronic Materials CMP Holdings, Inc.
    • Steven Naugler
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents