Patents by Inventor Meily Siu Mei Chan

Meily Siu Mei Chan 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).

  • Keyless drill chuck
    Patent number: D461696
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: August 20, 2002
    Assignee: TechTronic Industries Co., Ltd.
    Inventors: Daniel A. Chunn, Meily Siu Mei Chan, Felix Hei Shun Leung, Benson Chun Kit Cheung
  • Keyless drill chuck
    Patent number: D461697
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: August 20, 2002
    Assignee: TechTronic Co., LTD
    Inventors: Daniel A. Chunn, Meily Siu Mei Chan, Felix Hei Shun Leung
  • Keyless drill chuck
    Patent number: D462249
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: September 3, 2002
    Assignee: TechTronic Industries Co., LTD
    Inventors: Daniel A. Chunn, Meily Siu Mei Chan, Felix Hei Shun Leung, Benson Chun Kit Cheung
  • Keyless drill chuck
    Patent number: D472443
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: April 1, 2003
    Assignee: TechTronic Industries Co., LTD
    Inventors: Daniel A. Chunn, Meily Siu Mei Chan, Felix Hei Shun Leung
  • Keyless drill chuck
    Patent number: D474387
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: May 13, 2003
    Assignee: TechTronic Industries Co., LTD
    Inventors: Daniel A. Chunn, Meily Siu Mei Chan, Felix Hei Shun Leung