Patents by Inventor Hyun-Suk Jeong

Hyun-Suk Jeong 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 lithium battery and method of preparing positive electrode using same
    Patent number: 7655358
    Abstract: A positive active material composition for a rechargeable battery includes a positive active material selected from compounds represented by formulas 1 to 13, and at least one semi-metal, metal or oxides thereof: LixMnA2??(1) LixMnO2?zAz??(2) LixMn1?yM?yA2??(3) LixMn2A4??(4) LixMn2O4?zAz??(5) LixMn2?yM?yA4??(6) LixBA2??(7) LixBO2?zAz??(8) LixB1?yM?yA2??(9) LixB1?yM?yO2-zAz??(10) LixNiCoO2?zAz??(11) LixNiCoO2?zAz??(12) LixNi1?y-zCoyM?zA2??(13) where 1.0?x?1.1, 0.01?y?0.1, 0.01?z?0.5, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Co, Mg, La, Ce, Sr, or V, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Mn, Fe, Mg, La, Ce, Sr or V, A is selected from 0, F, S or P, and B is Ni or Co.
    Type: Grant
    Filed: August 25, 2006
    Date of Patent: February 2, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ho-Jin Kweon, Geun-Bae Kim, Hyun-Suk Jeong, Dong-Gon Park, Ki-Ho Kim
  • Positive active material composition for rechargeable lithium battery and method of preparing positive electrode using same
    Patent number: 7608365
    Abstract: A positive active material composition for a rechargeable battery includes a positive active material selected from compounds represented by formulas 1 to 13, and at least one semi-metal, metal or oxides thereof: LixMnA2 (1) LixMnO2-zAz (2) LixMn1-yM?yA2 (3) LixMn2A4 (4) LixMn2O4-zAz (5) LixMn2-yM?yA4 (6) LixBA2 (7) LIxBO2-zAz (8) LixB1-yM?yA2 (9) LixB1-yM?yO2-zAz (10) LixNiCoO2-zAz (11) LixNiCoO2-zAz (12) LixNi1-y-zCoyM?zA2 (13) where 1.0?x?1.1, 0.01?y?0.1, 0.01?z?0.5, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Co, Mg, La, Ce, Sr, or V, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Mn, Fe, Mg, La, Ce, Sr or V, A is selected from O, F, S or P, and B is Ni or Co.
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: October 27, 2009
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ho-Jin Kweon, Geun-Bae Kim, Hyun-Suk Jeong, Dong-Gon Park, Ki-Ho Kim
  • Positive active material composition for rechargeable lithium battery and method of preparing positive electrode using same
    Publication number: 20060292446
    Abstract: A positive active material composition for a rechargeable battery includes a positive active material selected from compounds represented by formulas 1 to 13, and at least one semi-metal, metal or oxides thereof: LixMnA2??(1) LixMnO2?zAz??(2) LixMn1?yM?yA2??(3) LixMn2A4??(4) LixMn2O4?zAz??(5) LixMn2?yM?yA4??(6) LixBA2??(7) LixBO2?zAz??(8) LixB1?yM?yA2??(9) LixB1?yM?yO2?zAz??(10) LixNiCoO2?zAz??(11) LixNiCoO2?zAz??(12) LixNi1?y?zCoyM?zA2??(13) where 1.0?x?1.1, 0.01?y?0.1, 0.01?z?0.5, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Co, Mg, La, Ce, Sr, or V, M? is at least one transition metal or lanthanide metal selected from Al, Cr, Mn, Fe, Mg, La, Ce, Sr or V, A is selected from 0, F, S or P, and B is Ni or Co.
    Type: Application
    Filed: August 25, 2006
    Publication date: December 28, 2006
    Inventors: Ho-Jin Kweon, Geun-Bae Kim, Hyun-Suk Jeong, Dong-Gon Park, Ki-Ho Kim