Patents by Inventor Somen Choudhury

Somen Choudhury 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).

  • Thin film forming method and system
    Patent number: 7560038
    Abstract: A thin-film forming method, which includes the steps of: (1) holding at least one object in a chamber; (2) depositing a film-forming material on the object; (3) etching the forming material while depositing is conducted. In the present invention, the depositing and etching are controlled to simultaneously conduct. The invention also disclose a system for performing the method.
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: July 14, 2009
    Assignee: SAE Magnetics (H.K.) Ltd.
    Inventors: Hongxin Fang, Hongtao Ma, Baiqing Zhang, Baohua Chen, Somen Choudhury
  • Thin film forming method and system
    Publication number: 20060060559
    Abstract: A thin-film forming method, which includes the steps of: (1) holding at least one object in a chamber; (2) depositing a film-forming material on the object; (3) etching the forming material while depositing is conducted. In the present invention, the depositing and etching are controlled to simultaneously conduct. The invention also disclose a system for performing the method.
    Type: Application
    Filed: September 22, 2004
    Publication date: March 23, 2006
    Applicant: SAE Magnetics (H.K.) Ltd.
    Inventors: Hongxin Fang, Hongtao Ma, Baiqing Zhang, Baohua Chen, Somen Choudhury