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Chifei Wu

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  • Shanghai, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CARBON BLACK
    • Publication number 20110177338
    • Publication date Jul 21, 2011
    • Konica Minolta Business Technologies, Inc.
    • Masafumi Uchida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    METHOD FOR PRODUCING CARBON BLACK
    • Publication number 20100119437
    • Publication date May 13, 2010
    • Konica Minolta Business Technologies, Inc.
    • Masafumi Uchida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CARBON BLACK
    • Publication number 20090226722
    • Publication date Sep 10, 2009
    • Masafumi Uhida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CARBON BLACK
    • Publication number 20090214865
    • Publication date Aug 27, 2009
    • KONICA MINOLTA BUSHINESS TECHNOLOGIES INC.
    • Masafumi Uchida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Nanophase carbon black grafted with organic compound in situ, synth...
    • Publication number 20070235692
    • Publication date Oct 11, 2007
    • Chifei Wu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...