Patents by Inventor Rupasree RaginiDas

Rupasree RaginiDas 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).

  • Electrochromic materials and electrochromic devices using the same
    Patent number: 8279513
    Abstract: Disclosed herein are novel electrochromic materials. The electrochromic materials are viologens into which an imidazole derivative is asymmetrically introduced. The electrochromic materials can be used in a variety of electrochromic displays, including electrochromic windows and smart windows. Also disclosed herein are electrochromic devices that use the electrochromic materials.
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: October 2, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rupasree RaginiDAS, Chang Ho Noh, Ji Min Lee
  • ELECTROCHROMIC MATERIALS AND ELECTROCHROMIC DEVICES USING THE SAME
    Publication number: 20110184181
    Abstract: Disclosed herein are novel electrochromic materials. The electrochromic materials are viologens into which an imidazole derivative is asymmetrically introduced. The electrochromic materials can be used in a variety of electrochromic displays, including electrochromic windows and smart windows. Also disclosed herein are electrochromic devices that use the electrochromic materials.
    Type: Application
    Filed: April 8, 2011
    Publication date: July 28, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Rupasree RaginiDAS, Chang Ho NOH, Ji Min LEE
  • Electrochromic materials and electrochromic devices using the same
    Patent number: 7944597
    Abstract: Disclosed herein are novel electrochromic materials. The electrochromic materials are viologens into which an imidazole derivative is asymmetrically introduced. The electrochromic materials can be used in a variety of electrochromic displays, including electrochromic windows and smart windows. Also disclosed herein are electrochromic devices that use the electrochromic materials.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: May 17, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rupasree RaginiDas, Chang-Ho Noh, Jin-Min Lee
  • ELECTROCHROMIC MATERIALS AND ELECTROCHROMIC DEVICES USING THE SAME
    Publication number: 20100053724
    Abstract: Disclosed herein are novel electrochromic materials. The electrochromic materials are viologens into which an imidazole derivative is asymmetrically introduced. The electrochromic materials can be used in a variety of electrochromic displays, including electrochromic windows and smart windows. Also disclosed herein are electrochromic devices that use the electrochromic materials.
    Type: Application
    Filed: January 27, 2009
    Publication date: March 4, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Rupasree RaginiDAS, Chang-Ho NOH, Jin-Min LEE