Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11387486 | Sulfide solid electrolyte | Futoshi Utsuno, Kota Terai, Atsushi Sato | 2022-07-12 |
| 11355780 | Sulfide solid electrolyte particles | Futoshi Utsuno, Kota Terai, Hironari KIMPARA, Atsushi Sato | 2022-06-07 |
| 10511052 | Electrolyte sheet | Hitomi Adachi, Hiroyuki Tamura | 2019-12-17 |
| 8048568 | Negative active material for rechargeable lithium battery and rechargeable lithium battery | Kyou-Yoon Sheem, Keiko Matsubara, Akira Takamuku | 2011-11-01 |
| 7851086 | Electrode material for a lithium secondary battery, lithium secondary battery, and preparation method for the electrode material for a lithium secondary battery | Keiko Matsubara, Akira Takamuka, Sung-Soo Kim, Bok-Hwan Jung | 2010-12-14 |
| 7658871 | Method of preparing a negative active material for rechargeable lithium battery | Keiko Matsubara, Akira Takamuku, Sung-Soo Kim | 2010-02-09 |
| 7479351 | Electrode material for a lithium secondary battery, lithium secondary battery, and preparation method for the electrode material for a lithium secondary battery | Keiko Matsubara, Akira Takamuka, Sung-Soo Kim, Bok-Hwan Jung | 2009-01-20 |
| 7326497 | Graphite-containing composition, negative electrode for a lithium secondary battery, and lithium secondary battery | Keiko Matsubara, Akira Takamuku, Kyou-Yoon Sheem | 2008-02-05 |
| 7223498 | Electrode for a lithium secondary battery and a lithium secondary battery comprising the same | Keiko Matsubara, Akira Takamuka, Sung-Soo Kim, Bok-Hwan Jung | 2007-05-29 |
| 6869730 | Electrode material, method for preparing same, electrode, and battery comprising same | Keiko Matsubara, Akira Takamuku, Kyou-Yoon Sheem | 2005-03-22 |
| 6855459 | Electrode for rechargeable lithium battery, method of preparing same and rechargeable lithium battery having the same | Keiko Matsubara, Akira Takamuku, Kyou-Yoon Sheem | 2005-02-15 |
| 6797434 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, RECHARGEABLE LITHIUM BATTERY AND METHOD OF PREPARING NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM SECONDARY BATTERY | Keiko Matsubara, Sang Young Yoon | 2004-09-28 |
| 6767669 | Negative electrode for lithium rechargeable batteries and lithium rechargeable batteries | Keiko Matsubara, Sang Young Yoon | 2004-07-27 |
| 6733922 | Carbonaceous material and lithium secondary batteries comprising same | Keiko Matsubara, Kyou-Yoon Sheem | 2004-05-11 |
| 6733546 | Method of preparing an anode material for lithium secondary battery | Keiko Matsubara, Sang Young Yoon | 2004-05-11 |
| 6641955 | Anode material for lithium secondary battery, an electrode for lithium secondary battery and a lithium secondary battery | Keiko Matsubara, Sang Young Yoon | 2003-11-04 |
| 6589696 | Negative active material for rechargeable lithium battery and method of preparing same | Keiko Matsubara, Sang Young Yoon | 2003-07-08 |
| 6391497 | Carbonaceous material for negative electrode of lithium secondary battery and lithium secondary battery manufactured by the same | Sang Young Yoon, Ryoji Mishima | 2002-05-21 |
| 6218050 | Cabonaceous material for negative electrode of lithium secondary battery and lithium secondary battery using same | Sang Young Yoon, Ryoji Mishima | 2001-04-17 |