Patents by Inventor Dai-Hoe Lee

Dai-Hoe Lee 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).

  • Positive active material composition for rechargeable battery, electrode including the same, and rechargeable battery including the same
    Patent number: 8221917
    Abstract: A positive active material composition for a rechargeable battery, a positive electrode including the same, and a rechargeable battery including the same, the positive active material composition including a positive active material and a surface-modified metal oxide.
    Type: Grant
    Filed: November 5, 2009
    Date of Patent: July 17, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dai-Hoe Lee, Takaya Saito, Hyun-Ki Jung, Min-Hee Kim
  • Rechargeable battery
    Patent number: 7981540
    Abstract: A rechargeable battery including an electrode assembly, a casing which stores the electrode assembly and which includes a support to support the electrode assembly that protrudes inwardly from in an inner surface thereof, and a cap assembly which is combined with the casing and which has an electrode terminal electrically connected to the electrode assembly.
    Type: Grant
    Filed: August 23, 2007
    Date of Patent: July 19, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong-Ho Jeong, Hyung-Sik Kim, Dai-Hoe Lee, Taek Kim, Seung-Wan Woo
  • Positive active material composition for rechargeable battery, electrode including the same, and rechargeable battery including the same
    Publication number: 20100119943
    Abstract: A positive active material composition for a rechargeable battery, a positive electrode including the same, and a rechargeable battery including the same, the positive active material composition including a positive active material and a surface-modified metal oxide.
    Type: Application
    Filed: November 5, 2009
    Publication date: May 13, 2010
    Inventors: Dai-Hoe Lee, Takaya Saito, Hyun-Ki Jung, Min-Hee Kim
  • RECHARGEABLE BATTERY
    Publication number: 20080107961
    Abstract: A rechargeable battery including an electrode assembly, a casing which stores the electrode assembly and which includes a support to support the electrode assembly that protrudes inwardly from in an inner surface thereof, and a cap assembly which is combined with the casing and which has an electrode terminal electrically connected to the electrode assembly.
    Type: Application
    Filed: August 23, 2007
    Publication date: May 8, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Dong-Ho Jeong, Hyung-Sik Kim, Dai-Hoe Lee, Taek Kim, Seung-Wan Woo