Patents by Inventor Linghua Jiang

Linghua Jiang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pen
    Patent number: D662980
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: July 3, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Marker
    Patent number: D669123
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: October 16, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Marker
    Patent number: D669124
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: October 16, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Pen
    Patent number: D672808
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: December 18, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventors: Wenyan Liang, Linghua Jiang
  • Pen
    Patent number: D672809
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: December 18, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventors: Linghua Jiang, Wenyan Liang
  • Pen
    Patent number: D678943
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: March 26, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Pen
    Patent number: D678945
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: March 26, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Pen
    Patent number: D679323
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: April 2, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Cap for a pen
    Patent number: D679328
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: April 2, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang
  • Marker
    Patent number: D685421
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: July 2, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Linghua Jiang