Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975733 | Watermarking of digital images using wavelet and discrete cosine transforms | Jong-Uk Choi, Jong Won Kim, Jung Suck Cho | 2005-12-13 |
| 5922146 | Hydrogen-absorbing alloy of ultra high capacity for electrode of secondary battery | Jai-Young Lee, Ki Young Lee, Jae Han Jung, Dong-Myung Kim, Ji Sang Yu | 1999-07-13 |
| 5888317 | Hydrogen-storage material employing ti-mn alloy system | Jai-Young Lee, Ki Young Lee, Dong-Myung Kim, Ji Sang Yu, Jae Han Jung +1 more | 1999-03-30 |
| 5874824 | Method of activation treatment of Ni/MH secondary battery by hot-charging | Jai-Young Lee, Dong-Myung Kim, Ki Young Lee, Jae Han Jung, Ji Sang Yu | 1999-02-23 |
| 5857139 | Process for preparing an electrode for secondary battery employing hydrogen-storage alloy | Jai-Young Lee, Ki Young Lee, Dong-Myung Kim, Ji Sang Yu, Jae Han Jung +1 more | 1999-01-05 |
| 5701078 | Method of measuring residual capacity of a Ni/MH cell | Jai-Young Lee, Hwan-Cheol Lee, Jon-Ha Lee, Dong-Myung Kim | 1997-12-23 |
| 5645953 | Secondary battery and method for controlling the self-discharge of a nickel/metal hydride secondary battery | Young Woo Kim, Sung Keun Lee, Jai-Young Lee, Jon-Ha Lee | 1997-07-08 |
| 5599640 | Alkaline fuel cell | Jai-Young Lee, Jon-Ha Lee, Dong-Myung Kim | 1997-02-04 |